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HP (Hewlett-Packard) 4100GL manuale d’uso - BKManuals

HP (Hewlett-Packard) 4100GL manuale d’uso

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Un buon manuale d’uso

Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso HP (Hewlett-Packard) 4100GL. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica HP (Hewlett-Packard) 4100GL o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.

Che cosa è il manuale d’uso?

La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso HP (Hewlett-Packard) 4100GL descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.

Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.

Quindi cosa dovrebbe contenere il manuale perfetto?

Innanzitutto, il manuale d’uso HP (Hewlett-Packard) 4100GL dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo HP (Hewlett-Packard) 4100GL
- nome del fabbricante e anno di fabbricazione HP (Hewlett-Packard) 4100GL
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature HP (Hewlett-Packard) 4100GL
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti

Perché non leggiamo i manuali d’uso?

Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio HP (Hewlett-Packard) 4100GL non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti HP (Hewlett-Packard) 4100GL e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio HP (Hewlett-Packard) in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche HP (Hewlett-Packard) 4100GL, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo HP (Hewlett-Packard) 4100GL, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.

Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso HP (Hewlett-Packard) 4100GL. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.

Sommario del manuale d’uso

  • Pagina 1

    S w itch 2 600 Ser ies S w itch 2 600-PWR Ser ie s S w itch 2 800 Ser ies S w itch 4100 Se ri es S w itch 6108 Management and Conf igur ation Gui de w w w .hp .com/go/hppr ocurve[...]

  • Pagina 2

    [...]

  • Pagina 3

    HP ProCurve Switch 2600 Series Switch 2600-PWR Series Switch 2800 Series Switch 4100gl Series Switch 6108 Management and Configuration Guide October 2004[...]

  • Pagina 4

    © Copyr i ght 2000-2004 Hewlett-Pa ckar d Development Company , L.P . Th e infor m ation contained herein is subject to chang e with- out notice. Publication Number 5 990-602 3 October 2004 Applicable Products HP Pr oCurve Switc h 2 626 (J4900A) HP Pr oCurve Switc h 2 626-PW R (J8164A) HP Pr oCurve Switc h 2 650 (J4899A) HP Pr oCurve Switc h 2 650[...]

  • Pagina 5

    Contents 1 G etting Started Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 About the Feature Descriptions . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Pagina 6

    3 Using the Menu Interface Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Starting and Ending a Menu Session . . . . . . . . . . . . . . . . . . . . . . [...]

  • Pagina 7

    St arti ng an HP Web Browser In terface S e ssi on with the Switch . . . . . . . . 5-4 Using a S t an da lone Web Brow ser in a PC or UNIX Worksta t io n . . . . 5- 4 Using HP ProCurv e Manager (PCM) or HP P r oCurve Man age r P lus (PCM+) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5 Ta[...]

  • Pagina 8

    Using Primary and Seco ndary Flash Image Options . . . . . . . . . . . . . . . . . 6-12 Displaying the Current Fla s h Image Data . . . . . . . . . . . . . . . . . . . . . . 6-12 Switch Software Downloa ds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-14 Local Switch Softw a re Replacement and Re moval . . . . . . . . . . . . [...]

  • Pagina 9

    Operating Rules for IP Preserve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-16 9 T ime Protocols Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Pagina 10

    CLI: Viewing Po rt St atu s and Configu r in g Port Parameters . . . . . . . 10-7 Using the CLI To View P o rt Status . . . . . . . . . . . . . . . . . . . . . . . . 10-8 Using the CLI To Configure P o rts . . . . . . . . . . . . . . . . . . . . . . . . 10-10 Usi n g t h e CLI T o Configur e a Broadcast Limit . . . . . . . . . . . . . . 10-11 Confi[...]

  • Pagina 11

    11 Power Ove r Et hernet (PoE ) Operation for the Series 2600-PWR Switches Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1 Applicable Switch Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2 Introduction . . . . . . . . . . . . . . . . [...]

  • Pagina 12

    Trunk Con fig urati o n Method s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-5 Menu: Viewing and Co nfiguring a Stati c Trunk Group . . . . . . . . . . . 12-10 CLI : Viewing and Configu r in g a Stati c or Dynamic Port Tr un k Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-12 Using the CLI To View [...]

  • Pagina 13

    General CDP Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-27 Outgoing Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-27 Incoming CDP Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-28 Configuring CDP on the Switch . . . . . . . [...]

  • Pagina 14

    Using HP P C M+ to Update Switch Software . . . . . . . . . . . . . . . . . . . A-16 Troubleshooting TFTP Downloads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-17 Transferring Switch Co nfigurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-18 Copyi ng Di agno sti c Da ta to a Rem o te Ho st, P C , o r Unix Wor[...]

  • Pagina 15

    VLAN Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-21 Web Browser Interface Status Information . . . . . . . . . . . . . . . . . . . . B-23 Port and Static Trun k M oni to ring Fe atures . . . . . . . . . . . . . . . . . . . . . . . B-24 Switch 6 108 and Serie s 4 100gl Switches . . . . . . . . . . [...]

  • Pagina 16

    Diagnostic Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-34 Port Auto-Negotiation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-34 Ping and Link T e sts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-35 Web: Executing Pin g or Li[...]

  • Pagina 17

    1 Getting Started Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 About the Feature Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Pagina 18

    Getting Starte d Introduction Introduction This Man a gement and Con f iguration Guide is intended to supp ort th e following swi t ches: ■ HP ProCurv e Series 2 600 ■ HP ProCurv e Series 2 600-PWR ■ HP ProCurv e Series 2 800 ■ HP ProCurv e Series 4 100gl ■ HP ProCurv e Switch 6108 Thi s guide describes how to use the command line in terf[...]

  • Pagina 19

    Getting Started Conventions Conventions Thi s guide use s the following co nve n ti on s fo r comman d synt ax and displ a yed informa tion. Command Syntax Statements Synt ax: a aa port-ac cess authenticator < port-list > [ control < a u thorized | a u to | unauthorize d >] ■ V e rtical bars ( | ) separate altern ative, mutuall y excl[...]

  • Pagina 20

    Getting Starte d Port Identity Con v ention for Examples Screen Simulations Figures contain ing simulat ed scr e en t e xt and command output look like t his: Figure 1-1. Exampl e of a Figu re Showing a Simulated Screen In some cases, brief comman d- outpu t sequences appear outside of a num- bered figure. For example: HPswitch(config)# ip default-[...]

  • Pagina 21

    Getting Started Related Publications Advanced T r affi c Management Gui d e. Us e th e Advanced T r affic Man- agement G u ide for informati o n on: ■ VLANs: Stati c port- b ased and p r otocol VL ANs, and dynami c GVRP VLANs ■ Mul t icast tra f fic control (IG M P) ■ Spanning-T ree: 802.1D (STP), 8 02.1w (RSTP), a nd 802.1s (MSTP) ■ Quali [...]

  • Pagina 22

    Getting Starte d Getting Documentation From the Web Getting Documentation From the W eb 1. Go to the HP ProCurve websi t e at htt p :// www .hp.com/go / hpprocurve 2. Click on technical supp ort . 3. Click on manual s . 4. Click on the pr oduct for whi ch you w a nt to view or do wnl o ad a manual . 2 3 4 Figure 1-2. Finding Product Manu als o n th[...]

  • Pagina 23

    Getting Started Sources for Mo re Information Sources for More Information ■ If y o u need i n formation on specifi c parameters i n the me nu interface, ref er to th e on line help pr ovi d ed in the in terface. For e x ample: Online Help for Menu Figure 1-3. Getting Hel p in the Me nu Inter f ac e ■ If yo u need informati o n on a specif ic c[...]

  • Pagina 24

    Getting Starte d Need Only a Quick Start? Need Only a Quick Start? IP Addressing If yo u just want to give th e swi t ch an IP address so that it can co mmunic a te on your net w ork, o r if yo u are not u s ing VLANs, HP recommends that you use th e Sw it ch S e tup screen to qui c kly conf igur e IP addressi ng. T o do so, do one of the follo w i[...]

  • Pagina 25

    2 Selecting a Management Interface Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Und ers tanding Management Inte rface s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Advantages of Us ing the Me nu Interface . . . . . . . . . . . . . . . . . . . . . [...]

  • Pagina 26

    Selecting a Management Interface Overview Overview Thi s chapter describes the foll owing: ■ Switch manag e ment interface s ■ Advantages of using each interface type Understanding Management Interfaces Management interfaces ena ble you to re configure the switch and to monitor swi t ch status and performance. Interface types i nc l ude: ■ Me[...]

  • Pagina 27

    Selecting a M anagement Interface Advantages of Using the Menu Interface T o use HP ProCur ve M a nager or HP Pro C urv e Ma nag er Pl us, refer to the Getting Start e d Guide an d the Administrator ’ s Gui de , whi c h are av aila bl e ele c tronically w i th the software for thes e appl ic ations. For mor e inform at i on, visit th e HP P r oCu[...]

  • Pagina 28

    Selecting a Management Interface Advantages of Using the CLI ■ Offers out-of -ba n d a c cess (throug h the RS-232 conne ction) to th e switch, so net w or k b ottlene cks, crashes, l ack of configur ed or correct IP address, and network downti me do not slow or prevent access ■ Enables T eln et (in-band) access to th e menu f unct ion ali ty .[...]

  • Pagina 29

    Selecting a M anagement Interface Advantages of Using the HP Web Browser Interface ■ For informati on on indivi du al CLI com m ands, refe r to the Index or to th e online He lp pr ovided i n th e CL I in terface . Advantages of Using the HP W eb Browser Interface Figure 2-3. Exampl e of the HP Web Bro w ser Interfac e ■ Easy access to th e swi[...]

  • Pagina 30

    Selecting a Management Interface Advantages of Using HP ProCurve M anager or HP ProCurve Manager Plus ■ Display o f a cce p t able ran g es o f values av aila ble in configu r at i on list b oxes Advantages of Using HP ProCurve Manager or HP ProCurve Manager Plus Y ou can operat e HP ProCurve Manager and HP ProCurve Manager Plus (PCM and P CM+ ) [...]

  • Pagina 31

    Selecting a M anagement Interface Advantages of Using HP ProCurve Manager or HP ProCurve Manager Plus PCM and PCM+ ena ble greater control, uptime, and perform anc e i n your network : ■ Featu r es and benef its of HP ProCu r ve Manager: • Network Status Sum m ary: Upon boot-up, a network status screen displays high-level information on ne twor[...]

  • Pagina 32

    Selecting a Management Interface Advantages of Using HP ProCurve M anager or HP ProCurve Manager Plus • Device Softw are Updates: This feature automatic a lly obtai n s new devic e software i ma ges from HP and updates devices, al lowing users to do wnload the l a test versi on or ch oo se t he desired v e rsion. Updat es can be scheduled easily [...]

  • Pagina 33

    3 Using the Menu Interface Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Starting and Ending a Menu Session . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3 How To Start a Menu Interface S e ssion . . . . . . . . . . . . . . . . . . . . . . . . . 3-[...]

  • Pagina 34

    Using the Menu Interfa ce Overview Overview Thi s chapter describes the foll owing: ■ Overview of the Menu Interface ■ Starting an d ending a Menu session (page 3-3)) ■ The Mai n Menu (page 3-7 )) ■ Sc re en structure an d na vi gati on (pa ge 3- 9 )) ■ Rebooting the switch (page 3- 12)) The men u interface operat e s t h rough th e switc[...]

  • Pagina 35

    Using the Menu Interface Starting and Ending a Menu Session Not e If the switch has neither a Manag er nor an Operator password, anyone having access to the console i n terface can ope r ate the console with full manager privilege s . Also, if you co nfigure only an Operator password, entering the Operator password en ables full manager pri vil ege[...]

  • Pagina 36

    Using the Menu Interfa ce Starting and Ending a M enu Session How T o Start a Menu Interface Session In its factory default configurati o n, th e switch consol e starts w i th the CLI prompt. T o use the menu interface w i th Manag e r privile ges, go to the Manager le vel promp t and ent e r t he menu command . 1. Use on e of th ese methods to con[...]

  • Pagina 37

    Using the Menu Interface Starting and Ending a Menu Session Figure 3-1. The Main Men u w ith Manage r Pri v ileg es For a de script i on o f Mai n Menu fe atures, s e e “Main Menu Fe atures” on page 3-7 ). Not e T o configure the sw itc h to sta r t with th e menu interface in st ead of the CLI, go to the Manager lev e l pro m pt in the CLI, en[...]

  • Pagina 38

    Using the Menu Interfa ce Starting and Ending a M enu Session As ter i sk indicate s a c onfi guration chang e that requir es a reboo t to activate. Figure 3-2. An Asterisk Indicate s a Configuration Chan ge Req u iring a Reboo t 1. In the current session, if you have not made conf iguration changes that require a swi t ch reboot to activ a te , re[...]

  • Pagina 39

    Using the Menu Interface Main Menu Features Main Menu Features Figure 3-3. The Main Men u Vi ew with Manager Privi l eg es The Mai n Menu giv e s you access to the se Menu interface features: ■ Sta t us and Counte r s: Pr ovi des a ccess to di splay screens showing switch info rmat i on, po rt status and cou nters , p o rt and VLAN address tabl e[...]

  • Pagina 40

    Using the Menu Interfa ce Main Men u Featu r es ■ Comman d Line (CLI): Selec t s the Command Line Interface at the same lev e l (Manager or Operator) that y ou are accessing i n the Menu interface . (See chapter 4, “Using the Co mman d Line I n terf ace ( CLI)” .) ■ Reboot Switch: Performs a “warm” reboot of the swi t ch, whi ch cl ears[...]

  • Pagina 41

    Using the Menu Interface Screen Struc t ure and Navig a tion Screen Structure and Navigation Menu interface screens incl ude these three e l ements: ■ Pa ram eter fi elds and/or read -onl y information such as sta t ist i cs ■ Na vi gati on and configur ation ac tion s, suc h as Save , Edi t, and Cancel ■ Help line to describe navigati on opt[...]

  • Pagina 42

    Using the Menu Interfa ce Screen Struc t ure and Navig a tion T able 3-1. How T o Navig a te in t he Menu Int e rface T ask: A ction s: Execute an actio n Use either of the following methods: from the “Actions –>” • U se the arrow key s ( [< ] or [>] ) to highlight the ac tion you want to list at the bottom of execute, then press [[...]

  • Pagina 43

    Using the Menu Interface Screen Struc t ure and Navig a tion T o get Help on i n dividua l pa rameter descripti o ns. In most screens there is a Help option in the Actions line. Whenever a ny of the items in the Actions line is highlig hted, pre ss [H ] , and a separate help scree n is displayed. For example: Pre s sing [H ] or hi ghli ghting H elp[...]

  • Pagina 44

    Using the Menu Interfa ce Rebooting the Switch Rebooting the Switch Rebooting the switch fr om the me nu interface ■ T ermin ates al l current sessions and performs a reset of the operating system ■ Activates a n y menu in terface configuration c han ge s that req uire a reboot ■ Resets statistical counters to zero (Note that statistical co u[...]

  • Pagina 45

    Using the Menu Interface Rebooting the Switch Rebooting T o Ac tiv a te Configuration Chang es. Configuration changes for most parameters in the menu inte rface become effectiv e as soon as you save the m . However , you must reboot the swi t ch in orde r to implement a change in the M aximum VLANs to support paramete r . (T o access this parameter[...]

  • Pagina 46

    Using the Menu Interfa ce Menu Features List Menu Features List Status and Count ers • G eneral System Information • S witch Management Add r ess I nf o rmatio n • Por t Status • Por t Counters • A ddress T a ble • Por t Address T a bl e • S panning T r ee Informati on Switch Con fig ura t io n • Sys tem Inform ati on • P ort /T r[...]

  • Pagina 47

    Using the Menu Interface Whe r e To Go Fro m Here Where T o Go From Here Thi s chapter provide s a n overview of the m e nu interface and ho w to use it . Th e follow in g t abl e i ndi cates where t o tur n for det ailed info rmatio n on how to use the individual features av ai lable th r ough the menu interface. Op tion: Tu rn to: T o use the Run[...]

  • Pagina 48

    Using the Menu Interfa ce Where To Go From Here — Th is page is intentionally unuse d. — 3-16[...]

  • Pagina 49

    4 Using the Command Line Interface (CLI) Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Accessing the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Using the CLI . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Pagina 50

    Using the Comman d Line Interface (CLI) Overview Overview The CLI is a text-based command interf ace for configuring an d m o nitoring th e swi t ch. The CLI give s yo u access to the switc h’ s full set of commands whil e pr ovi din g t h e same password pr otecti on th at is used in th e web bro w ser interface an d the menu in terface. Accessi[...]

  • Pagina 51

    Using the Comman d Line Interface (CLI) Using th e CLI St artu p Config file in non-vo latile memory . If you reboot the swi t ch wi t hou t first usi ng wr ite memory , a ll changes ma de sinc e the l a st r eb oot or write memo ry (whichever is l ater) will be lost. For more o n switch mem ory and sa ving configuration changes, see Cha p ter 6, ?[...]

  • Pagina 52

    Using the Comman d Line Interface (CLI) Using the CLI Caution HP strongly recom m ends that yo u configure a Manager password . If a Man- ager password is no t confi g ured , th en th e M a nag e r leve l is no t passwo r d- pro tec ted, a nd an yo ne h aving in-ban d or o u t -o f- band a ccess to the swi t ch may be able to rea c h the Manag e r [...]

  • Pagina 53

    Using the Comman d Line Interface (CLI) Using th e CLI Manager Privileges Manag e r pri v ileges give you three a d ditiona l l eve ls of access: Manager , Global Con fig uration, and Cont ext Conf igur ati on. (See figure .) A " # " ch ar ac ter delimits an y Manager prom pt . Fo r example: HPswitch#_ Example of the Manager prompt . ■ [...]

  • Pagina 54

    Using the Comman d Line Interface (CLI) Using the CLI Changing Interfaces. If you change from the CLI to the menu in terfa ce, or the rev e rse, y o u will remai n at the same privi l ege lev e l. For example, en tering th e men u command from the Operator l eve l of the CLI takes yo u to th e Operator privilege lev e l in the menu int e rfa ce. T [...]

  • Pagina 55

    Using the Comman d Line Interface (CLI) Using th e CLI How T o Move Between Levels Change in Levels Example of Prompt, Command, and Result Operator level to Manager level Manager level to Global configuration level Global configuration level to a Context configuration level Context configuration level to another Context configuration level Move fro[...]

  • Pagina 56

    Using the Comman d Line Interface (CLI) Using the CLI For example, if you use the menu interf ace to c o nfi g ure an IP address of “ X ” fo r VL AN 1 and later use the CLI t o co nfigure a different IP address of “ Y ” for VLAN 1, then “ Y ” replaces “ X ” as the IP address for VLAN 1 in the running - config file. If you subsequent[...]

  • Pagina 57

    Using the Comman d Line Interface (CLI) Using th e CLI T y ping ? at the Manage r level produces this listing: W hen - - MORE - - appears, use the Spa ce ba r or [Re t urn] to li st additional commands. Figure 4-4. Exampl e of the Manage r - Level Command Listin g When - - M O RE - - appears, there are more comma nds in the listing. T o list the ne[...]

  • Pagina 58

    Using the Comman d Line Interface (CLI) Using the CLI telnet termina l HPswitch(config)# t As mentioned above, if you type part of a command word and press [T ab] , the CLI completes the curre nt wo rd (if you have type d enou gh of the wo rd for the CLI to disti n gui sh it from other possi bilitie s), i n clud ing hyphenated exten- sions. F or ex[...]

  • Pagina 59

    Using the Comman d Line Interface (CLI) Using th e CLI Listing Comman d Options. Y ou can use the CLI to remind you of th e options available for a comma nd by en tering command k eyword s fo llowe d by ? . Fo r example, suppose you want to see the command opt i ons fo r conf ig- uri n g port C5 : This example displa y s the co mmand op tions for c[...]

  • Pagina 60

    Using the Comman d Line Interface (CLI) Using the CLI Figure 4-6. Exampl e of Con t ext-Sensi tive Comman d -Li s t Help Displaying Help for an Indivi dua l Co mmand. Y ou can display Hel p fo r any comma n d that i s a vailable at the cu rrent c o nte x t l e ve l by ente rin g en ough of the command string to id ent ify the comman d, alon g with [...]

  • Pagina 61

    Using the Comman d Line Interface (CLI) Using th e CLI Figure 4-8. Exampl e of Hel p for a Spe c ific Instance of a Command Note tha t trying to list the hel p for an individual command from a pri v ilege lev e l that doe s not includ e that command resul t s in an error messag e . For example, trying to li st t he help for th e in terf ac e comman[...]

  • Pagina 62

    Using the Comman d Line Interface (CLI) Using the CLI HPswitch(eth-C5-C8)#? Lists the commands you can use in the port or static HPswitch(eth-C5-C8)#? trunk context, plus the Manage r, Opera to r, and context commands you can execute at this level. In the port c ontext, the first block of commands in the "?" listing show the context-speci[...]

  • Pagina 63

    Using the Comman d Line Interface (CLI) Using th e CLI VLAN Con t ext . Includes VLAN-specific command s that apply onl y to the sel e cted VLAN, plus Manager and Op erator commands. The pr omp t fo r this mode i n cludes the VLAN I D of the sel ected VLAN. For example, if you had al rea dy configur ed a VLAN with an ID of 100 in the swi t ch: HPsw[...]

  • Pagina 64

    Using the Comman d Line Interface (CLI) CLI Control and Editing CLI Control and Editing Key s trokes Function [Ctrl ] [A ] Jumps to the first character of the command line. [Ctrl ] [B ] or [<] Moves the cursor back one character . [Ctrl ] [C ] T e rminates a task and display s th e command promp t. [Ctrl ] [D ] Deletes the characte r at the curs[...]

  • Pagina 65

    5 Using the HP W e b Browser Interface Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2 General Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3 St arti ng an HP Web Browser In terface S e ssi on with the Switch[...]

  • Pagina 66

    Using the HP Web Browser Interfa ce Overview Overview The H P web br owser i nte rf ace bui lt into the switch le ts you easily ac ce ss th e switch f r om a browser -ba sed PC o n you r networ k. This let s you do th e following: ■ Opt imi ze you r network uptime b y us in g th e Alert Log and ot her diagn o stic t ool s ■ Make config uration [...]

  • Pagina 67

    Using the HP Web Browser Interface Genera l Features General Features The switch includes these w e b browser interface features: Swit ch Configu r at i on: • Ports • V LAN s an d Primary VLAN • F ault detecti on • P ort monitor i ng (mirroring) • Sys tem inform ati on • E nable/D i sable Multicast Fil t er in g (IG M P) and Spanning T [...]

  • Pagina 68

    Using the HP Web Browser Interfa ce Starting an HP Web Browser Interface Session with the Switch Starting an HP W e b Browser Interface Session with the Switch Y ou can sta r t a web browser sessi on in the following ways: ■ Usi n g a standalone w eb br owser on a net w ork con n ecti on fr om a PC o r UNIX workstation: • D ire c tly connected [...]

  • Pagina 69

    Using the HP Web Browser Interface Startin g an HP Web Browser Interface Session with the Switch Using HP ProCurve Manage r (PCM) or HP ProCurve Manager Plus (PCM+) HP ProCurv e Manag e r and HP ProCurve Manag er Plus are designed for in stal la tion on a net w or k m ana gement workstation. Fo r this reason, the system requirements are di ffe re n[...]

  • Pagina 70

    Using the HP Web Browser Interfa ce Starting an HP Web Browser Interface Session with the Switch Aler t Log Fir s t-T ime Install Aler t Figure 5-1. Exampl e of Sta t us Overview Scre en Not e The a bove scre en a ppe ar s somewhat differen t i f the swi t ch is configur ed as a sta c k Comma n der . For an exa m ple , see figure 2-3 on page 2-5. 5[...]

  • Pagina 71

    Using the HP Web Browser Interface Tasks for Your First HP Web Browser Interface Session T a sks for Y o ur First HP W e b Browser Interface Session The f irs t time you access th e web bro w ser interface, there ar e three tasks that you should pe rform : ■ Rev i ew the “First Time Install” window ■ Set Manager and Op erator passwords ■ [...]

  • Pagina 72

    Using the HP Web Browser Interfa ce Tasks for Your First HP Web Browser Interface Session Thi s window is t h e launch ing point f o r the ba sic configur ation you need to perfo rm to set w e b b r ow ser inte rface p a sswo r ds t o ma in tain sec u rit y an d Faul t Det e ct i on po licy , w hic h d ete rmi n es t h e t ypes of messages that wil[...]

  • Pagina 73

    Using the HP Web Browser Interface Tasks for Your First HP Web Browser Interface Session Figure 5-3. The Device Passwords Win dow T o set the passwords: 1. Acc e ss the Device Passwords scree n by on e of th e f o llo wing method s: • If the Alert Log i n cludes a “Fi r st T i me I n stall ” event entry , double cli ck on t h is event, then, [...]

  • Pagina 74

    Using the HP Web Browser Interfa ce Tasks for Your First HP Web Browser Interface Session Not e Passwo r ds yo u a s sign in the w e b b r ow ser inte rface will overw r ite p r eviou s passwords assig ned in either the we b browser in terface, the Command Prompt, or the swi t ch console . Tha t is , the most recently assigned passwords are the swi[...]

  • Pagina 75

    Using the HP Web Browser Interface Tasks for Your First HP Web Browser Interface Session If Y o u Lose a Pass wor d If you lose the pas s wor d s, you can clear them by pressing the Clear button on the fro nt of the switch . This action deletes all password and user name protecti on from all of the switch’ s interfaces . The Clear button is provi[...]

  • Pagina 76

    Using the HP Web Browser Interfa ce Support/Mgmt URLs Featur e Support/Mgmt URLs Feature Th e Support/ M gmt URLs window enabl es yo u to change the W orld Wi de W eb Universal Resource Lo cator (URL) for two functi ons: ■ Support URL – a support info rmati o n si te for your swi t ch ■ Ma nage me nt S e rve r URL – The w e b s ite fo r web[...]

  • Pagina 77

    Using the HP Web Browser Interface Support/Mgmt URLs Feature Support URL This is the site that th e swit ch accesses w h en y o u click on the Su pport tab on the web browser in terface. The default URL is: htt p :// www .hp.com/go / procurve which is the W o rl d W i de W e b si te for Hew l ett-Packard’ s network ing product s. Click on the [Su[...]

  • Pagina 78

    Using the HP Web Browser Interfa ce Support/Mgmt URLs Featur e In th e de fault config ura tio n , the swi t ch use s the URL fo r acce ssing the web brows er in terf ace h elp files on the HP ProCurve o rl d Wi de W eb site . W Figure 5-7. How T o Access W eb Browser Int e rface Online He lp 5-14[...]

  • Pagina 79

    Using the HP Web Browser Interface Status Reporting Features Status Reporting Features Bro w ser e l emen ts covere d in this section incl ude: ■ Th e Overvi ew window (bel ow ) ■ Port utilization and status (page 5-1 6) ■ The Alert log (page 5-1 9) ■ The Sta t us bar (pag e 5-22 ) The Overview W i ndow The O vervi ew W i ndow is the home s[...]

  • Pagina 80

    Using the HP Web Browser Interfa ce Status Reporting Features The Port Utilization and Status Displays The Po rt Utiliza t io n an d Status d i sp lays show an overv i ew of the sta t us of the switch and the amount of ne two r k act i vi ty on eac h port. The fol l owi ng fi gure show s a sample reading of the Po rt Utilization an d P o rt S tatus[...]

  • Pagina 81

    Using the HP Web Browser Interface Status Reporting Features ■ Maximum Activity Indicat o r: As the bars in the gr aph area change height to reflect the leve l of networ k a c tivit y on the correspon ding port, they leave an outli ne to identify th e maxi mu m activity lev e l t hat ha s been ob served on th e port . Utiliza t ion Gui delin e. A[...]

  • Pagina 82

    Using the HP Web Browser Interfa ce Status Reporting Features Port Status Port Status Indi ca tors Legend Figure 5-12. The Port Sta t us In dic a tors and Legend The Po rt Statu s in dic ato rs sh ow a sym b ol f o r eac h port that indica te s the general status of the port. Th ere are four possible statuses: ■ Port Con n ected – the port is e[...]

  • Pagina 83

    Using the HP Web Browser Interface Status Reporting Features The Alert Log The we b browser interface Alert Log, sh own i n th e lower h a lf of the scre en, shows a list of networ k occurrences, or alerts , that were detected by the swi t ch. T y pic a l alerts are Broadca st Sto rm , indicating an exc e ssiv e numbe r of broadcasts received on a [...]

  • Pagina 84

    Using the HP Web Browser Interfa ce Status Reporting Features Alert T y pes and Detailed V i ews As of April, 2004, the w e b browser in terface g e nerates the fol l owing alert types: • A uto Parti t io n • B ac kup T ran sitio n • E xcessiv e broadcasts • E xcessive CRC/alignment errors • E xc e ssive ja bberi ng • E x cessiv e lat e[...]

  • Pagina 85

    Using the HP Web Browser Interface Status Reporting Features Figure 5-14.Exampl e of Ale rt Log Detail V iew 5- 21[...]

  • Pagina 86

    Using the HP Web Browser Interfa ce Status Reporting Features The Status Bar The Status Bar is displayed in the uppe r lef t corner of the web bro w ser interface screen. Figure 5-1 5 shows an expanded view of th e status bar . Status Indicato r Most Critical Aler t D e scr ipt io n Product Name Figure 5-15. Exampl e of t he Sta t us Bar The Status[...]

  • Pagina 87

    Using the HP Web Browser Interface Status Reporting Features ■ Product Name. The product name of th e swit ch t o whi c h you are con n ect e d i n th e current web br owser interface session . Setting Fault Detection Pol i cy One of the powe r ful feature s in the web brow ser in terface is the Faul t Detection facil i ty . For your swi t ch, th[...]

  • Pagina 88

    Using the HP Web Browser Interfa ce Status Reporting Features ■ High Sensi t ivity . This poli cy direct s the swit ch to send a ll alerts to th e Ale rt Log. This setting is most effect i ve on networks that have none or few pr oblems. ■ Med i um Sensitivity . This p o licy di rec ts the switch to sen d ale r ts relat ed to network pr ob lems [...]

  • Pagina 89

    6 Switch Memory and Configuration Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2 Overview of Configu r at i on File Mana gement . . . . . . . . . . . . . . . . . . . . . . . . 6-2 Using the CLI T o Im pl em ent Configuratio n Chan ges . . . . . . . . . . . . . . . . [...]

  • Pagina 90

    Switch Memory and Configu r atio n Overview Overview Thi s chapter describes: ■ How swi t ch memory ma na ges config ur at i on ch anges ■ How the CLI implements configurat ion changes ■ How the menu interfac e an d web br owse r interface im plement configu- ration chang es ■ How the swi t ch provid es sof t ware options throu gh pr imary/[...]

  • Pagina 91

    Switch Memory and Configuration Overview of Configuration File Managemen t ■ Running Confi g File : Exi s ts in vola tile m emo ry an d cont rols switch op eration. If no configu r at i on changes have been made in th e CLI since th e switch was last booted, t h e runnin g-config file is identical to the startup- config fi le . ■ Startup-config[...]

  • Pagina 92

    Switch Memory and Configu r atio n Overview of Configuration File Management “permanent”. When you are satisfi ed tha t the change is satisfa c tory , you ca n make it permanen t by ex ecut in g t he write memory comma n d. For example, suppose you use t h e f oll owin g com m and to disable port 5: HPswitch(config)# interface ethernet 5 disabl[...]

  • Pagina 93

    Switch Memory and Configuration Using the CLI To Implement Configuration Changes Using the CLI T o Implement Configuration Changes The CLI offers the se capabilitie s: ■ Access to th e full set of switch confi g uration f e at ures ■ Th e option of te st in g con figur ati on changes before making the m perma - nent How T o Use the CLI T o V i [...]

  • Pagina 94

    Switch Memory and Configu r atio n Using the CLI To Implement Configuration Changes 3. Observe the switc h’ s performance wi th th e new parameter set tin gs to veri f y the effect of your chang e s. 4. When y o u are satisfied that y o u have the co rrec t paramete r settings, use th e write memory comma n d to co py the changes to the startup-c[...]

  • Pagina 95

    Switch Memory and Configuration Using the CLI To Implement Configuration Changes HPswitch(config)# interface e 1 disable HPswitch(config)# boot Device will be rebooted, do you want to continue [y/n]? y Do you want to save current configuration [y/n]? Press [Y ] to continue the r ebo oting process. Yo u will then see this prompt. Di sab l es p ort 1[...]

  • Pagina 96

    Switch Memory and Configu r atio n Using the Men u a nd Web Browser Inte rfaces To Implement Configuration Changes How T o Reset the startup-config and running-config Files to the Factory-Default Confi g ura t ion . This command reboots t h e switch, replacin g th e conten ts of the current startup-config and running-con fig fi les with the fac to [...]

  • Pagina 97

    Switch Memory and Configuration Using the Menu and Web Browser Interfaces To Imple ment Configuration Changes Not e The o nly excep ti on to this operati on are two VLAN -relat ed pa ram ete r change s that require a rebo ot —descri b ed u nder “Rebo o ting T o Activate Configurat i on Chang e s” on pag e 6-11 . Using S ave and Cancel in the [...]

  • Pagina 98

    Switch Memory and Configu r atio n Using the Men u a nd Web Browser Inte rfaces To Implement Configuration Changes Not e If you reconfigure a pa rame ter in the C L I a n d then go to the menu i n terfa ce without executing a write memor y comma n d, those c h anges are store d only in th e runni ng configurat ion. If you th en execute a switch reb[...]

  • Pagina 99

    Switch Memory and Configuration Using the Menu and Web Browser Interfaces To Imple ment Configuration Changes Rebooting T o Ac tiv a te Configuration Chang es. Configuration changes for most parameters become effective as soon as you save the m . However , you m u st reboot the swit ch in or der to implement a chang e in the Maximum VLANs to suppor[...]

  • Pagina 100

    Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options Using Primary and Secondary Flash Image Options The switch features tw o flash memory locations fo r stori n g switc h software image fil e s: ■ Pri m ary Flash : Th e defaul t st orage fo r a swi t ch softw a re imag e. ■ Secon d ary Flash: The additional stora[...]

  • Pagina 101

    Switch Memory and Configuration Using Prima r y and Secondary Flash Image Options For example, if the swi t ch is using a softw a re versi o n of G. 01.01 store d in Pri m ary fla s h, show version pr oduces the followin g: Figure 6-7. Exampl e Showing the I dentity of the Current Flash Im ag e Determi nin g Whethe r the Flash Images Are Dif f eren[...]

  • Pagina 102

    Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options 1. In this e x ampl e show version indicates the swi t ch has version G . 05. 01 in primar y flash . 2. A fter the boot sy ste m command, show ver s ion ind ica tes that version G.05. 0 0 is in secondary flash. Figure 6-9. Determi n ing the Sof twa re V e rsion in P[...]

  • Pagina 103

    Switch Memory and Configuration Using Prima r y and Secondary Flash Image Options Local Swi t ch Software Replacement and Removal This section describes co mmands for erasing a soft ware ve rsio n an d copy in g an exis ting software versi o n betw een primary and sec o ndary fla s h. Not e It is not nec e ssary to e ra s e the conten t o f a fla s[...]

  • Pagina 104

    Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options 1. V e rify that the re is a va lid flash i m a ge in the secondary fla s h loc a tion. The following fig u re indicates that a softwa re im age is pre s ent in secondary fl ash. (If you are unsure wh ether the i m age i s secondary flash is v a lid, try b ootin g f[...]

  • Pagina 105

    Switch Memory and Configuration Using Prima r y and Secondary Flash Image Options T he prompt shows which fla sh l ocation wil l be erased . Figure 6-11. Exampl e of Era s e Flash Promp t 3. T y pe y at the pro m pt to co mplete the flash erase . 4. Use sho w flash to verify erasure of the selected softw a re f las h imag e The " 0 " her [...]

  • Pagina 106

    Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options Booti n g from Pri m ary Fla s h. This command alw ays boots the switch from pr imary fl as h, an d execut es the co mp le te se t of su bs yste m sel f -test s. Syntax : boo t For example, t o b oot the swi t ch f rom pri m ary f l ash w ith pending con fig urati o[...]

  • Pagina 107

    Switch Memory and Configuration Using Prima r y and Secondary Flash Image Options Booting from the Current Software V e rsion. Re load reboots the switch from the flash im age on w h ich the switc h is curre n tly running, and saves to the sta r tup-c o nfi g fil e any configurat ion c h anges c u rrent ly in th e run ning- config file. Because rel[...]

  • Pagina 108

    Switch Memory and Configu r atio n Using Primary and Secondary Flash Imag e Options — Th is page is intentionally unuse d. — 6-20[...]

  • Pagina 109

    7 Interface Access and System Information Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2 Interfac e A ccess: Console/Serial Li nk, Web, and Telnet . . . . . . . . . . . . . . . 7-3 Menu: Modifying the Interface Acc e ss . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Pagina 110

    Interface Access and System Information Overview Overview This chapt e r describes how to: ■ Vi ew and modify the co nfi g ura tio n for swi tch interface a ccess ■ Use the CLI kill comma nd to termi nat e a remote session ■ Vi ew an d m odi fy swi t ch system infor m ation For help on how to ac tual ly use the inte rfaces buil t into the swi[...]

  • Pagina 111

    Interface Access and System Information Interface Access: Console/Se rial Link, Web, an d Telne t Interface Access: Console/Serial Link, W e b, and T e lnet Int e rface Access Features Feature Default Menu CL I We b Inactivity T ime 0 Minutes (disabled) page 7-4 page 7-6 — Inboun d T e lne t Access Enabled page 7-4 page 7-5 — Outbound T e lnet [...]

  • Pagina 112

    Interface Access and System Information Interface Access: Console/Se ri al Link, Web, and Telnet Menu: Modifying the Interface Access The menu interface enabl e s you to modify the s e parameters: ■ Inactiv i ty T ime-out ■ I nbound T e lnet Enabled ■ W e b Agent Enabl ed T o Access the Inter f ace Access Parameters: 1. From the Main Menu, Se[...]

  • Pagina 113

    Interface Access and System Information Interface Access: Console/Se rial Link, Web, an d Telne t CLI: M o difying the Interface Access Int e rface Access Command s Use d in T h is Section show console below [no] telnet-server below [no] web-management page 7-6 console page 7-6 Listing the Curre n t Console/Serial Link Confi gurat ion. This co m- m[...]

  • Pagina 114

    Interface Access and System Information Interface Access: Console/Se ri al Link, Web, and Telnet Outboun d T e lne t to Another Device. Thi s feature operat e s indepen- dently of th e t eln et-serv er sta t us and e nable s you to T e lnet to another devic e that has an IP a d dress. Syntax : telnet < ip-address > For example: HPswitch # tel[...]

  • Pagina 115

    Interface Access and System Information Interface Access: Console/Se rial Link, Web, an d Telne t For example, to use one comma n d to c o nfi g ure the switch with the fol l owi n g: ■ VT100 opera t ion ■ 19,200 baud ■ No flow contro l ■ 10- mi nu te ina c tivit y time ■ Critical log e vents you woul d use t h e f ollow ing comma nd sequ[...]

  • Pagina 116

    Interface Access and System Information Denying Interface Access by Term inating Remote Management Sessions Denying Interface Access by T e rminating Remote Management Sessions The switch supp ort s up to four management sessions. Y o u can use show ip ssh to list the cu rrent management sessi ons, and k ill to te rmi n ate a curre n tly runni ng r[...]

  • Pagina 117

    Interface Access and System Information System Information System Information Sy ste m Information Fe atures Feature Def ault M enu CLI W eb Sy stem Name switch product name Sy stem Contact n/a Sy stem Location n /a MAC Age T i me 300 seconds T ime Sync Method None T ime Zone 0 Daylight T ime Rule None T ime January 1, 1990 at 00 :00:00 at last pow[...]

  • Pagina 118

    Interface Access and System Information System Information T i me Zone : Th e number o f minutes your t i me zone l o cati on is to the W e st (- ) or East (+) of Coordinate d Universal Time (f orme rly GM T). Th e default 0 means no time zone i s configured . For e x ample, Berl in, Germa n y i s in th e +1 zo n e, while V a ncouve r , Ca nada is [...]

  • Pagina 119

    Interface Access and System Information System Information 3. Ref e r to the online h e lp pro vid ed with this screen fo r furthe r info rmatio n on configu r at ion options for t hese f eat ures. 4. When you have f i nished mak i ng ch anges to the above parameters, press [Enter] , then press [S ] (for S ave ) and return to th e M a in Menu . CLI[...]

  • Pagina 120

    Interface Access and System Information System Information Confi gur e a Syste m Name, Con t act, and Location for the Switch. To help di sti n gui sh one switch f r om anot her , configur e a p l ain- langua ge i d ent i ty for the switch. Syntax : host nam e <name-string> snmp-server [contact <sy stem contact > ] [ l ocatio n <sy s[...]

  • Pagina 121

    Interface Access and System Information System Information Reconfigure the Age T i me fo r Learned MAC A d dresses. This co m- mand corresp ond s t o th e MAC Age Interv al in th e menu in terf ace, an d is expressed in seco nds. Syntax : ma c-ag e-time <10 . . 1000000> ( seconds ) For example, to configure th e age time to seven minutes: HPs[...]

  • Pagina 122

    Interface Access and System Information System Information W e b: Configuri n g System Parameters In the we b browser interfac e, you can ente r t he following sy stem inf o rmatio n: ■ Syste m Nam e ■ Syste m Lo cati on ■ Syste m Contact For access to the MAC Age Interval an d the T i me parameters, use the menu interface or the CL I. Config[...]

  • Pagina 123

    8 Configuring IP Addressing Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2 IP Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3 Just Want a Quick Start with IP Addressi ng? . . . . . . . . . . . . . . . [...]

  • Pagina 124

    Configuring IP Addressing Overview Overview Y ou can configure IP addressing th rou gh all of the switch’ s in terfaces. Y o u ca n also: ■ Easily edit a switch conf iguration fi le to allo w downloading t h e f i le t o mul t iple switches withou t overw r iti ng each swi tc h’ s uniq ue ga teway and VLAN 1 IP addressing. ■ Assig n up to s[...]

  • Pagina 125

    Configuring IP Addressing IP Configuration IP Configuration IP Confi g uration F e atures Feature D efault M enu CLI W eb IP Address a nd Subnet Mask DHCP/Bootp page 8-5 page 8-7 page 8-11 Multiple IP Addresses on a VLAN n/a page 8-9 Default Gateway Address none page 8-5 page 8-7 page 8-11 Packe t T i me- T o-Live (TTL) 6 4 seconds page 8-5 page 8-[...]

  • Pagina 126

    Configuring IP Addressing IP Configuration then the switch uses this gatew ay , e ven if a di fferent gateway is receive d via DHCP or Boot p on th e p rim ary VLAN. (This i s also t rue for T i meP and a non- defaul t T ime-T o-Live. ) See “Not es” o n page 8-4 and refer t o th e chap ter on Vi rtual LANs in the Advanced T r affic Manage me nt[...]

  • Pagina 127

    Configuring IP Addressing IP Configuration ■ The IP addressing used in the swi t ch shoul d be com p ati ble wi th you r network . Th at is, th e IP address must be unique and the subnet mask must be appro p riate fo r your IP network . ■ If yo u chang e the IP address throug h ei ther T e lnet access or the we b browser i n terface, the c o nn[...]

  • Pagina 128

    Configuring IP Addressing IP Configuration For descriptio ns o f the se parame t ers, see the onlin e Help for thi s screen . Be fore usi n g the DHCP/ Bootp opti on, re fer to “DHCP / Bootp Operation” on page 8-12. Figure 8-1. Exampl e of t he I P Serv ice C on fig uration Scree n w itho u t M ul tiple VLANs Conf ig ured 2. Press [E] (for E di[...]

  • Pagina 129

    Configuring IP Addressing IP Configuration CLI: Configuring IP Addres s, Gateway , and T i me- T o- Live (TTL) IP Commands Used i n This Se cti on show ip page 8-7 vlan <vlan-id> ip page 8-8 address ip default-gateway page 8-11 ip ttl page 8-11 V i ewing the Current IP Con f igurati o n. The follow ing co mmand displ a ys the IP addressing fo[...]

  • Pagina 130

    Configuring IP Addressing IP Configuration Figure 8-3. Exampl e of Sho w I P Listing with Non - Default IP Addressing Configure d Confi gur e an IP Address a n d Subnet Mask. The follow i ng command in cludes both th e IP address and t h e subnet mask. Y ou must ei ther i nc l ude the ID of th e VLAN for which you ar e conf igu r in g IP addr essin[...]

  • Pagina 131

    Configuring IP Addressing IP Configuration Co nf igure Multi ple IP A ddre sse s on a VLAN (Multinetting). Y ou can con fig ure o n e primary I P ad dress p er VLAN and u p to seven secondary I P addresses for the same VLA N . That is, th e swi t ch ena bl es you to assig n up to eigh t networks to a VLAN. ■ Eac h IP address on a VLAN must be for[...]

  • Pagina 132

    Configuring IP Addressing IP Configuration If yo u then wa nted to mu lti net the defau lt VLAN, you w o ul d d o the f ollowi n g: The secondary IP address es in a VL AN are l i sted immediately after th e primary IP address for t he VL AN . Figure 8-5. Example of Multin ett i ng o n the Default VLAN Not e The Internet (IP) Se rvice screen in the [...]

  • Pagina 133

    Configuring IP Addressing IP Configuration Configure the Optional Default Gateway . Usi n g the Global conf igura - tion level, y o u c a n a ssign one default g a teway to the sw itch. Syntax : ip defau l t-g a teway <ip - address> For example: HPswitch(config)# ip default-gateway 10.28.227.115 Note The switch uses the IP default ga te way o[...]

  • Pagina 134

    Configuring IP Addressing IP Configuration swi t ch, configure the switc h wi th an IP addre s s a n d subnet mask compatible with your network . The following tabl e lists the general feature s av ail a bl e with and wi t hout a network - com p ati b le IP address configured. T able 8-1. Feature s Ava ilable W ith and Witho u t I P Addressin g on [...]

  • Pagina 135

    Configuring IP Addressing IP Configuration The DHCP/Bootp Process. Whe ne ver the IP Config para meter in the switch or in an individual VLA N in the switc h is configured to DHCP/Bootp (the defaul t), or when th e switch is rebooted w ith this configurat i on: 1. DHCP / Bootp request s are automatical ly broadcast on t he lo cal net w ork. (The sw[...]

  • Pagina 136

    Configuring IP Addressing IP Configuration Fo r m o re inform atio n on eit her of th ese procedures, refer to the doc u menta - tion provided wi th the DHCP serve r . Bootp Ope r ati o n. Wh en a Bootp server receives a request it searches its Boot p dat aba se for a rec o rd entry th at matches the MAC address in the Bootp request from the switch[...]

  • Pagina 137

    Configuring IP Addressing IP Configuration ip is th e IP address to be as signed to the switch (or VLAN). sm is th e subnet mask of the subnet in which the switch (or VLAN) is installed. gw is the IP address of the default gateway. lg TF TP serve r a ddress (source of final configuration file) T144 is the vendor -specific “tag” identif ying the[...]

  • Pagina 138

    Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Con f iguration File Downloads connectiv i ty to the TF TP fil e se rver sp ecifi ed in the repl y , that the config - ur at i on f ile is cor r ect l y named, an d that the configurati o n file exists i n the TF TP directory .) IP Preserve: Retaining VLAN-1 IP Addressing[...]

  • Pagina 139

    Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Configuration File Downloads Ente ri ng " ip preserve" in the l a st line o f a configuration file imp l eme n ts IP Prese r ve when the file is downloaded to the switch and the swi t ch reboots. Figure 8-6. Example of I m pl ementing IP Preserve in a Switch C o[...]

  • Pagina 140

    Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Con f iguration File Downloads Usin g figure 8-7, a bove, switches 1 - 3 ignore the se entr ies because the file imp l eme n ts IP Preserve and their c urren t IP addressin g was n o t a cquired throug h DH CP/Bootp. Swi t ch 4 ignore s IP Preserve and implements the DHCP[...]

  • Pagina 141

    Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Configuration File Downloads Be cause s w itch 4 (fig ur e 8-7) receiv ed it s most recent IP ad dre ssing from a DH CP/Bootp ser v er , the switch ign ore s the ip prese rve comman d an d imple m ents the IP addressing inc l uded in thi s file. Figure 8-9. Configuration [...]

  • Pagina 142

    Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Con f iguration File Downloads — Th is page is intentionally unuse d. — 8-20[...]

  • Pagina 143

    9 T i me Protocols Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 TimeP Tim e Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 SNTP Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 Ove[...]

  • Pagina 144

    Time Protocols Overview Overview Thi s chapter describes: ■ SNT P T i me P r ot oc ol Operatio n ■ T i mep Ti me Pr otocol Operati on Usin g time sy nchro niz ati on e n sures a uniform time am ong in te r o pe rating devic e s. This hel p s you to manage a nd troubleshoot swi tch operation by attac hing meaningful time da ta to event and error[...]

  • Pagina 145

    Time Protocols Ove r view: Selecting a Time Synchronization Prot ocol or Turning Off Time Pro t ocol Operation ul ar server , it ignores time br oad casts from other SNTP ser v ers unless the config ur ab le Poll Int e rval expires three consecu tiv e t i mes without an upda t e receive d from the first-detected server . Note T o use Broadcast mode[...]

  • Pagina 146

    Time Protocols SNTP: Viewing, Selecting, and Configuring Not e that simply sel e ct in g a t i me syn c hr onization p r otocol do es n ot enabl e th at protocol on t h e swi t ch u nle ss you also enable the protocol itself (step 2, above). For example, in the fa cto r y-d e fault configu r at i on, Ti meP is th e selecte d time synchroni z ati o [...]

  • Pagina 147

    Time Protocols SNTP: Viewing , Selecting, and Con f iguring T able 9-1.SNTP Parameters SNTP Par a meter Operation T i me Sync Method Use d to select either SNTP , TIMEP , or None as the time synchronization method. SNTP Mode Disabled The Default. SNTP does not operate, even if specified by the Menu interface T i me Sync Me thod pa rameter or th e C[...]

  • Pagina 148

    Time Protocols SNTP: Viewing, Selecting, and Configuring T i me Protocol Sel ecti on Par a meter –T IMEP –S NTP – N one Figure 9-1. The Sy stem Informatio n Screen (Default Values) 2. Press [E ] (for E di t ). The cursor moves to the Sy stem Name fiel d. 3. Use [v] to move the cursor to the T i me Sync Method field. 4. Use the Space bar to se[...]

  • Pagina 149

    Time Protocols SNTP: Viewing , Selecting, and Con f iguring ii. Enter the IP address of the SNTP server you want the switch to use for tim e syn c hronization. Note: This step replaces any pre v iousl y configured serve r IP addr ess. I f yo u will be usi ng ba ckup SNTP servers (r equires use of the CL I), then see “SN T P Unica st Time Polling [...]

  • Pagina 150

    Time Protocols SNTP: Viewing, Selecting, and Configuring CLI: V i ewing and Configuring SNTP CLI Commands Described in this Secti on show sntp page 9-8 [no] timesync pages 9-9 and ff., 9-12 sntp broadcast page 9-9 sntp unicast page 9-10 sntp server pages 9-10 and ff. Protocol V e rsion page 9-12 poll-interval page 9-12 no sntp page 9-13 Thi s secti[...]

  • Pagina 151

    Time Protocols SNTP: Viewing , Selecting, and Con f iguring Even though, in this e x ample , Ti me P is the curren t time sync hr onous method , the swi t ch main tai n s th e SN TP conf igurati o n. Figure 9-3. Example of SNTP Configuration Wh en SNTP Is Not the Se lected T i me Synchron i zation Method Confi gur ing (En a bling or Di sabling) the[...]

  • Pagina 152

    Time Protocols SNTP: Viewing, Selecting, and Configuring 2. Select SNTP as the time synchronization mode . 3. Enable SNTP for Broadcast mode. 4. Vi ew the SNTP configuration again to verify the confi g uration. The commands and output w o uld ap pear as follows: show sntp display s the SNT P configuration and al so shows that T i meP is the c urren[...]

  • Pagina 153

    Time Protocols SNTP: Viewing , Selecting, and Con f iguring Not e Del e ting a n SNTP server when only one is con fig ured disables SNTP unicast operation. For example, to select SNTP and configur e i t wi th unic ast mode an d an SNTP server at 10 .28.227.141 with the defaul t server version (3) and default poll interval (720 seconds): HPswitch(co[...]

  • Pagina 154

    Time Protocols SNTP: Viewing, Selecting, and Configuring Deletes unic ast SNT P ser v er entry . Re-ente r s the unicast ser v er with a non- default proto col ver s ion. show sntp display s the r e sult. Figure 9-6. Example of Specifying the SNTP Protocol Ve rsion Number Changing the SNTP Poll Interval. Syntax : sntp poll-interval < 30 . . 720 [...]

  • Pagina 155

    Time Protocols SNTP: Viewing , Selecting, and Con f iguring Figure 9-7. Exampl e of SNTP with T i me Sychronization Disab l ed Disabling the SNTP Mode. If you want to pr event SNTP fr om bei n g used even if selec t ed by timesyn c (or the Menu interface’ s T ime Sync Method param- eter), configure the SN TP mode as disabled. Syntax : no sntp Dis[...]

  • Pagina 156

    Time Protocols TimeP: Viewing , Selecting, and Con f iguring T i meP: V i ewing, Selecting, and Configuring T i meP Feature Default Menu CLI We b view th e T imep time synchronization configuration n/a pa ge 9-15 page 9-17 — select T imep as the time synchronization method TIMEP pa ge 9-13 pages 9-18 ff . — disable time synchronization timep pa[...]

  • Pagina 157

    Time Protocols TimeP: Viewing , Selecting, and Con f iguring Menu: V i ewing and Configuring T i meP T o Vi ew , Enab le, and Mod ify th e T i meP Protocol : 1. Fro m the Ma in Men u, select: 2. Switch Configuration... 1. Sy stem Information T i me Protocol Sel ecti on Par a meter – T IMEP (th e defa u lt) –S NTP – N one Figure 9-9. The Sy st[...]

  • Pagina 158

    Time Protocols TimeP: Viewing , Selecting, and Con f iguring • U se the Space ba r to select the Manual mode. i. Press [>] to move the c ursor to the Server Addre ss field . ii. Enter the IP address of the T i me P server you want the switch to use for tim e syn c hronization. Note: This step replace s any previously c o nfi g ure d T i meP se[...]

  • Pagina 159

    Time Protocols TimeP: Viewing , Selecting, and Con f iguring This sect i on descr ibe s ho w to use the CL I to vi ew , enable, and configure T i me P param e ters. V i ewing the Current T i meP Confi g ura t ion This command lis ts both the time synchro niz ati on method (T imeP , SNTP , or None ) and the Ti meP configurati o n, even if SNTP is no[...]

  • Pagina 160

    Time Protocols TimeP: Viewing , Selecting, and Con f iguring Confi gur ing (En a bling or Di sabling) the T i meP Mode Enabling the T i meP mode me ans t o configu r e i t fo r eit h er bro adc ast or un icast mode. Remember th at to run T i meP as the swi t ch’ s time syn chr onizatio n pr otocol, you must also select T ime P as t h e t ime syn [...]

  • Pagina 161

    Time Protocols TimeP: Viewing , Selecting, and Con f iguring The commands and output w o uld ap pear as follows: show timep displa y s the T i meP configuration a nd also sho ws tha t SNTP is the cur r entl y active time synchroniza tion mod e. 1 2 3 4 show timep again displa y s the T i me P configuration and sho w s tha t T i me P is now the cur [...]

  • Pagina 162

    Time Protocols TimeP: Viewing , Selecting, and Con f iguring HPswitch(config)# timesync timep Selects T i meP . HPswitch(config)# ip timep manual 10.28.227.141 Ac tivates T imeP in Manual mode. Figure 9-13. Example of Configu r ing T im ep fo r Manual Ope ra tion Changing the T i meP Poll Interval. This command le ts you specify how long the swi t [...]

  • Pagina 163

    Time Protocols SN TP Uni c ast Time P ol ling with Multiple SNTP Servers Figure 9-14. Example of T i meP with T i me Sychroniza tion Disab l ed Disab lin g the T i meP Mode . Disab lin g the T i meP mode me ans t o configur e it as disabled. (Disabling T i meP prevents the sw itc h from using it as the time synchronization protocol, even if it is t[...]

  • Pagina 164

    Time Protocols SNTP Unicast Tim e Polling with Multiple SNTP Servers all servers in the list without success, it sends an error message to the Event Log and reschedule s to try the ad dr ess list agai n after the c o nfi g ure d Poll Int e rval time has ex pired. Address Prioritization If you use t he CLI to conf igu r e multiple S NTP serve r s, t[...]

  • Pagina 165

    Time Protocols SN TP Uni c ast Time P ol ling with Multiple SNTP Servers Prioritized li st o f SNT P Server IP Addresses Figure 9-16. Example of SNTP Serve r Address Priorit i zation Note If there are alrea d y three SNTP server addresses con fig ured on the swi t ch, and you wa nt to use the CLI to replace one of the existing addresse s wi th a ne[...]

  • Pagina 166

    Time Protocols SNTP Messages in the Event Log Menu Interface Operation with Multiple SNTP Server Addresses Configured When you use the Menu interf ace t o configure an SNTP server IP address, the new address writes over th e current primary address, if one is co n f igured . If there are mul t iple ad dresses configured , the switch re-orders the a[...]

  • Pagina 167

    10 Port Status and Basic Configuration Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3 Viewing Port Status and Configuring Port Pa rameters . . . . . . . . . . . . . . . 10-3 Menu: Viewi ng Port Status and Configur ing P o rt Parameters . . . . . 10-6 CLI: Viewing Po r[...]

  • Pagina 168

    Port Status and Basic Configuration Conte n ts Outbound Port Qu eues and Pac k et Priori ty Settings . . . . . . . . . . . . 10-30 Operating Rules for Port-Base d Pri o rity . . . . . . . . . . . . . . . . . . . . . . 10-31 Configuring and Viewing Port- B ased Priority . . . . . . . . . . . . . . . . . . 10-32 Messages Related to Prior i tization .[...]

  • Pagina 169

    Port Status and Basic Configuration Overvie w Overview This chapt e r describes how to view th e current port conf igur ati on and ho w to con fig ure p o rts t o non-d efault settings, including ■ Enable/Disable ■ Mode (sp e ed and du plex ) ■ Flow Con trol ■ Broadcast L imit ■ Auto-MDIX ■ Jumbo Packets on the Serie s 2 800 Swi t ches [...]

  • Pagina 170

    Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters T able 10-1. Statu s and Parameters for Each Port T y pe Statu s or Parameter Description Enabled Ye s (default): The port is ready for a ne twork connection. No : The port will not opera t e, even if properly connected in a network. Use this setting, for exa[...]

  • Pagina 171

    Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters Statu s or Parameter Description Mode ( Continue d ) 10/100/ 1000Base-T : • A uto-10: Allows th e po rt to negotiate between ha lf-duplex (HDx) and full-dupl ex (FDx) while keeping speed at 10 Mbps. Also negotiates flow c ontrol ( enabled or disabled). HP rec[...]

  • Pagina 172

    Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters Statu s or Parameter Description T y pe This parameter appears in the CLI show trunk listing and, for a p o rt in a trunk group, specifies the type o f trunk group. The default T y pe is p a ssive LACP , which can be d i splayed by u s ing the CLI sho w lacp [...]

  • Pagina 173

    Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters Using the Menu T o Co nfigure Ports. Not e The menu i n terfac e uses the same scre en f o r con figurin g both i ndi vidual ports and po rt tr unk groups. For info rmat i on on po rt trunk groups, see Chapt e r 12, “Port T r unking” . 1. From the Main Menu[...]

  • Pagina 174

    Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters From the CL I, you can conf igure and vie w all port pa rameter settings and view al l port statu s i ndicator s. Using the CLI T o Vi ew Port Status Use the following comma n ds to disp lay p o rt status an d configuration: ■ show interfaces brief : Li sts[...]

  • Pagina 175

    ------- --------- ------ ---------- 1 2 3 4 5 6 7 8 9 10 Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters Cur r ent Operating M o de Figure 10-3. Example Show Inte rface Com m and List ing, 4100gl Switch Cur r ent Confi gured Mode Figure 10-4. Example Show Interface Con fig Command List ing, 4100gl Switch HPs[...]

  • Pagina 176

    ------- --------- ---- Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters HPswitch(config)# s how interface config P ort Settings Port Type | Enabled Mode F low Ctrl MDI + - ------ ------------ ------ --- 1 10/100TX | Y es Au to D isabl e MDIX 2 10/100TX | Y es Au to D isabl e MDIX 3 10/100TX | Y es Au to D i[...]

  • Pagina 177

    Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters If port C8 w as disabled , an d you want ed to enable it and configure it for 100FDx w i th flow-control ac tive, you coul d do so w i th either of the fol l owing comma n d sets. ■ These comma nds e nable a nd conf ig ure port C8 from the config le vel: HPsw[...]

  • Pagina 178

    Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters For e x ample, to configure a broadcast lim it of 20% for al l port s on th e swi t ch : Figure 10-7. Example of Configu ri ng a Global Broadcast Limit T o display the c u rrent broadc ast limit setti n g, use e i ther sh ow c onfig or show running : Di spl a[...]

  • Pagina 179

    Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters For e xam ple, to configure a broadcast limi t of 45% on ports 1 - 10 in a Seri es 2800 Switch: Con figures a broadcast limit of 45% on por t s 5 - 7 in the r unning confi gurati on. Displa y s the broadcast- limit i n th e run ni ng-config file. Figure 10-1. C[...]

  • Pagina 180

    Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters Using the above ports: ■ If yo u con n ect a copper port usi ng a straight -thr ough cab le to a port on ano the r swi t ch or hu b th at uses MDI- X ports, the sw itc h port automati- cally ope rat es as an MDI port. ■ If yo u con n ect a copper port usi[...]

  • Pagina 181

    Port Status and Basic Configuration Viewing Port Statu s and Configuring Port Parameters . Syntax: interface < port-list > mdix-mode < automd i x | mdi | m d ix > au tomdix is the automatic, default setting. This configures the port for automatic detection of the cable (either straight-through or crossover ). md i is the manual mode set[...]

  • Pagina 182

    Port Status and Basic Configuration Viewing Port Sta t us and Configur ing Port Parameters Per - Port MD I Co nf igurati o n Figure 10-2. Example of Displayi ng the Current MDI Config uratio n Per - Port MDI Operati n g M ode Figure 10-3. Example of Displayi ng the Current MDI Opera ting Mode Not e Port Resp onse to Switch Software Updates ■ Seri[...]

  • Pagina 183

    Port Status and Basic Configuration Jumbo Packets o n the Serie s 2800 Switches W e b: V i ewing Port Status and Confi g uring Port Parameters In the web browser interface: 1. Click on th e Configuration tab . 2. Click on Port Configuratio n . 3. Selec t the ports yo u w ant to mo dify an d c lick on Modif y Selected Ports . 4. After you make the d[...]

  • Pagina 184

    Port Status and Basic Configuration Jumbo Packets on the Series 2800 Switches Te rminology Ju mbo Packet: On the Series 2800 switches, a n IP packet exceedi ng 1 522 bytes in size. The maximu m Jumbo packet size is 9220 bytes. (This size includes 4 bytes for the VLAN ta g.) Ju mbo VLAN: A VLAN configured to allo w inbound jumbo traff ic. All ports [...]

  • Pagina 185

    Port Status and Basic Configuration Jumbo Packets o n the Serie s 2800 Switches traffic from devic e s on either VLAN . For a method to al low only some ports in a VLAN to receive jumbo traf fic, refer to “Ope rating Notes fo r Jumbo T r affic-Handling” on page 10- 2 2. Configuring Jumbo Packet Operation Command Page show vlans 10-20 show vlans[...]

  • Pagina 186

    Port Status and Basic Configuration Jumbo Packets on the Series 2800 Switches V i ewing the Current Jumbo Configuration Syntax: show vlans Lists the static VLANs configured on the swit ch and includes a Jumb o column to ind i cat e wh ic h VLANs are configured to support in boun d jumbo t r affi c. All ports belongi n g to a jumbo-enabled VLA N can[...]

  • Pagina 187

    Port Status and Basic Configuration Jumbo Packets o n the Serie s 2800 Switches Indicate s which sta t ic VLA Ns are configured to enab le ju mbo packets. Figure 10-5. Example of Listing the VLAN Memberships f o r a Range o f Port s Syntax: show vlans < vid > This command shows por t membership and jumbo configuration for the specified < v[...]

  • Pagina 188

    Port Status and Basic Configuration Jumbo Packets on the Series 2800 Switches Enabling or Disabling Jumbo T r affic on a VLAN Syntax: vlan < vid > jum bo [ no ] vlan < vid > jumbo Configures the specified VLAN to allow jumbo packe t s on all ports on the switch that belong to that VL AN. If the VLAN is not already co nfigu red on the sw[...]

  • Pagina 189

    Port Status and Basic Configuration Jumbo Packets o n the Serie s 2800 Switches ■ Whe n a port is no t a membe r of an y jumbo - enable d VLAN , it dr ops a ll jumbo traffic . If the port is re ceiving “exc essive” inbound ju mb o traff i c, th e port generat e s an Event Lo g message to noti fy you of this condit i on. This same condit ion g[...]

  • Pagina 190

    Port Status and Basic Configuration Jumbo Packets on the Series 2800 Switches Jumbo-Enable d VLA N VL AN 10 Non-Jumbo VLAN VLAN 2 0 Por t 3 b e long s to both VLAN 10 and VLA N 20. Jumb o p acke t s received inbou nd on port 3 can be forwarded o u t the N on-Jum bo ports 4, 5, an d 6. 1 5 2 3 4 6 Figure 10-7. Forwardin g Jumbo Pac kets T h rough No[...]

  • Pagina 191

    Port Status and Basic Configuration QoS Pass-Through Mode on t he Serie s 2800 Switches T r oubleshooting A VLAN i s confi gured to allow jumbo packets, b u t one or more ports drops all i n bound j u mbo packe t s. The port may not be ope ratin g at 1 gig a bit or higher . Reg a rdl e ss of a port’ s co nfi g ura tio n, i f it is actuall y opera[...]

  • Pagina 192

    Port Status and Basic Configuration QoS Pass-Through Mode on t he Series 2800 Switches cant p e rformance i m pr ovement for high- b andw id th traffic f low s throu gh the 2800 swi tch es, particularly w h en running tra f fic flows from 1000Base to e i ther 100Base or 10Base connections. QoS Pass-Through mod e is OFF by defau lt, an d must be ena[...]

  • Pagina 193

    Port Status and Basic Configuration QoS Pass-Through Mode on t he Serie s 2800 Switches An 802.1Q VLAN tagged pack et carries an 8 02.1p priori ty setting (0-7). I f th e swi t ch rec e ive s a tagge d packet, i t is placed into the a p pr opriate queue based on the frame's 802.1 p pri o rity settin g. The mappi n g w i th/without QoS Pass- Th[...]

  • Pagina 194

    Port Status and Basic Configuration QoS Pass-Through Mode on t he Series 2800 Switches This com m and can be enab led and disabled only fro m the switch's CLI . Qo S pa ssthro u gh mode cannot be enabl e d or disabled through either the swi t ch's menu or web browser interfaces. Once e n abled, this feature a d ds qos-passthro ugh-mo de t[...]

  • Pagina 195

    Port Status and Basic Configuration Configuring Port-Based Priority for Inco ming Packets on the 4100gl and 6108 Switches Configuring Port-Based Priority for Incoming Packets on the 4100gl and 6108 Switches Fea t ure Default Menu CL I We b Assigning a priority level to traffic on the basis Disabled n/a pa ge 10-32 n/a of incoming port When network [...]

  • Pagina 196

    Port Status and Basic Configuration Configuring Port-Based Priority for Incomin g Packets o n the 4100 gl and 6108 Switches membe r of the VLAN, the packet carri e s its priority setting to the next, do wnstream device. I f th e outbound port is not configured as a tagged member of the VLAN, the n the ta g is stripp ed fr om th e p ack et, which th[...]

  • Pagina 197

    Port Status and Basic Configuration Configuring Port-Based Priority for Inco ming Packets on the 4100gl and 6108 Switches For example, suppose you hav e configured port A10 to assign a prio rity level of 1 (low): ■ An untagged pac k et coming into the swi t ch on port A10 and l eaving the switch th rough an y other p o rt con f igured a s a tagg [...]

  • Pagina 198

    Port Status and Basic Configuration Configuring Port-Based Priority for Incomin g Packets o n the 4100 gl and 6108 Switches ■ On a given po rt, an i nbound , tagged pac k et received on the port w i th a pre s et pri o rity of 1 - 7 in its tag k eeps that pri o rity and is assig ned an ou tbound queue on the basis of th at pr io rity (regardless [...]

  • Pagina 199

    Port Status and Basic Configuration Configuring Port-Based Priority for Inco ming Packets on the 4100gl and 6108 Switches For example, suppose yo u wanted t o configure ports A10 - A 12 on the swi t ch to prio ritize al l untagged, i nbound VL AN tra f fic as "Low" (priori t y level = 1; refer to tabl e 10-3 on page 10 -30). Por t s A 9 -[...]

  • Pagina 200

    Port Status and Basic Configuration Using Friendly (Optional) Port Names Using Friendly (Optional) Port Names Feature Default Menu CLI We b Configure Friendly Port Names S tandard Port n/a page 35 n/a Numbering Display Frien d ly Por t Names n /a n/a page 37 n/a This f eature enable s yo u to assig n alphan u meric port n ame s of yo ur choosin g t[...]

  • Pagina 201

    Port Status and Basic Configuration Using Friendly (Optional) Port Names ■ T o reta in fr iend ly port n a mes acr o ss r eb oots, yo u m u st save the current run ni ng-co nf ig uration t o the sta r tup-config file af ter enterin g the friendly port n ame s. (In the CLI, us e th e write mem o ry c o mmand.) Configuring Friendly Port Names Synta[...]

  • Pagina 202

    Port Status and Basic Configuration Using Friendly (Optional) Port Names Co nf iguri n g the Sa me Name for Multi p le Ports . S uppose that yo u wan t to us e ports A5 throu gh A8 as a t r unked l ink to a server u s ed by a draft i ng group. In this case yo u might con fig ure p o rts A5 t h rough A8 with the name “Draft-Server :T r unk”. Fig[...]

  • Pagina 203

    Port Status and Basic Configuration Using Friendly (Optional) Port Names Displaying Friendly Port Na mes with Other Port Data Y ou can display friend ly port n ame da ta in the fol l owing combi n ations: ■ show name : Di splays a listing of port nu mbe rs w i th their corre s ponding friendly po rt na mes an d also q u ickly shows y ou which po [...]

  • Pagina 204

    Port Status and Basic Configuration Using Friendly (Optional) Port Names Port Withou t a "Fr ie ndly" Name Frien dly port names as signed in previous examp l es. Figure 10-13. Example of Frien d ly Port Nam e Data f o r Spe c ific Ports on the Swi t ch Inclu d in g Fr ie ndl y Port Na me s i n Per - Port Statistics L i stings. A friendly [...]

  • Pagina 205

    Port Status and Basic Configuration Using Friendly (Optional) Port Names For a given port, if a friendly port na me doe s not exist in the runni ng- config file, th e Name line in the above command output ap pears as: Name : not assigned T o Sea r ch the Configurati o n f o r Ports with Fri e ndly Port Name s. Thi s option te ll s yo u which fr ien[...]

  • Pagina 206

    Port Status and Basic Configuration Using Friendly (Optional) Port Names — Th is page is intentionally unuse d. — 10-4 0[...]

  • Pagina 207

    11 Power Over Ethernet (PoE) Operation for the Series 2600-PWR Switches Contents Applicable Switch Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2 General Operat i on . . . . . . . . . . . .[...]

  • Pagina 208

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches Applica b le Switch Models Applicable Switch Models The P o wer O v er Ethernet (Po E) fe at ur e describ ed in this chap ter o pe rates on these switc hes: ■ HP ProCurv e Switch 2626-PWR (J8164A) ■ HP ProCurv e Switch 2650-PWR (J8165A) Introduction PoE technolo gy allo ws[...]

  • Pagina 209

    Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Terminology ■ Enabl e or di sable PoE operat i on on individ u al ports. (I n the defaul t configuration, the swi t ch enables PoE on a ll 10 /10 0 -TX ports, sub ject to PoE priorit y in the ca se of oversubscri pti on of PoE resou r ces. ) ■ Monitor P o E stat us an d perf[...]

  • Pagina 210

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches General Po E Operation Te rm Use in this Manual MPS Maintenance Power Signature; the sign al a PD sen d s to th e switch to indicate that the PD is co nnected and requir es power . Refer to figure 3 on page 14. PD Powered Device. This is an IEEE 802.3af-compliant device tha t [...]

  • Pagina 211

    Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches General PoE Operation li nks. Thu s , you can co nnect ei th er a non- PoE devic e or a PD to a PoE-enable d po rt wi t hout reconfigur ing the port. PD Support The switch must hav e a minimum of 15 .4 watts o f unused PoE p o wer avail a bl e when you connect an 802.3af- c omp [...]

  • Pagina 212

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches General Po E Operation Disconnecting a PD from a port causes th e swi t ch to stop pro vid ing P o E power to that port and makes the p ower avai labl e to ot her ports conf igur ed fo r Po E operation. If the PoE dema nd becomes grea ter tha n the available pow er , the switc[...]

  • Pagina 213

    Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches General PoE Operation ■ The number of switches drawing ex ternal PoE pow e r from the HP 600 RPS/EPS or HP 6 10 EPS unit. If onl y a single swi tch is using external PoE pow e r the H P 60 0 RPS/ EPS or HP 6 10 EPS provi des 4 08 watts of PoE pow er . If two swi t ches are usi[...]

  • Pagina 214

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches General Po E Operation T able 2. Exampl e of PoE Priority Ope r ation Port Priority Setting Configuration Command 1 and Resulting Operation 25 - 48 Critical This priority class alway s receives power . If there is not enough power to provision PDs on all of the ports configure[...]

  • Pagina 215

    Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Configuring PoE Operation Configuring PoE Operation In its defau lt co nfigu r ation, PoE su p por t is e nabled on the switch ’ s 10 /100Ba se - TX ports, with Priori ty set to Low an d the powe r threshold set to 80 (%). Syntax: powe r threshold < 1 - 99 > The power th[...]

  • Pagina 216

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches Configuring PoE Ope r ation Syntax: inter f ace [e] < port -list > powe r [ c r itical | high | low ] Reconfigures the PoE priority level on < port-list >. For a given level, the switch autom a ticall y prioritiz e s po rts by port number (in ascending order). If t[...]

  • Pagina 217

    Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Viewing PoE Configuration and Status V i ewing PoE Configuration and Status Displaying the Switch’ s Global PoE Power Status Syntax: show p o wer - m anageme nt Displays the switch’ s global PoE power status, i n cluding: • Max P o wer: Lists the maximum PoE wattage availa[...]

  • Pagina 218

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches Viewing PoE Configuration and Status Displaying an O v erview of PoE Status on All Ports Syntax: show p o wer - m anageme n t brief Displays the followin g port power status: • • • • • Port: Lists all PoE-capable ports on the s w itch. Power Enable: Show s Ye s for p[...]

  • Pagina 219

    Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Viewing PoE Configuration and Status Displaying the PoE Stat us on Specific Ports Syntax: show power-management [e] < po rt-list > Displays the following PoE status and statistics (since the last reboot) for each port in < port-list >: • Power Enable: Show s Ye s f[...]

  • Pagina 220

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches Viewing PoE Configuration and Status • Power Denie d Cnt : Shows the number of times PDs requesti ng power on the port have been de nie d due to insufficient power available . Each occurrence gen erates an Event Log message. • V oltage: The tota l voltage, in dV , bei ng d[...]

  • Pagina 221

    Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches Plannin g and Imple men ti ng a PoE Configuration Planning and Implementing a PoE Configuration Thi s section provides an overview of some considerati o ns for pla n ning a PoE app lic at i on. For addi tional i nfo rmat i on o n this t opic, ref er to t h e HP ProCurve PoE Plan[...]

  • Pagina 222

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches PoE Ope r ating Notes PoE Operating Notes ■ Si mp ly di sabl ing a Po E p ort does not affect pow er del i very throug h that port. T o cycle the pow e r on a PD rece iv ing pow er fr om a Po E po rt on t h e switch, d i sabl e, t h en re- e nable t h e power t o th at p o r[...]

  • Pagina 223

    PoE Event Log Messages PoE operat i on ge ne ra tes these Ev ent Lo g messages. Y o u c an also config ure the switch to send these messages to a con fig ured debu g destinati on (terminal devic e or SyslogD server . I 1 MM/DD/YY HH:MM:SS chassis: Message header , with seve r ity , date, system time, and system module type. For more informatio n on[...]

  • Pagina 224

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches PoE Eve n t Log Messages W MM/DD/YY HH:MM:SS chassis : Message header , with seve r ity , date, system time, and system module type. For more informatio n on Event Log operation, refer to the “T roubleshooting” appe nd ix i n the Management and Configuration Guide for your[...]

  • Pagina 225

    Power Over Ethernet (P oE) Operation for the Se ries 2600-PWR Switches PoE E v ent Log Messages Port < po rt-# > PD MPS Absent indication. The switch no longer detects a de vice on < port-# >. The device may have been disconnected, powered down, or stopped functioning. Port < po rt-# > PD Other Fault indication. There is a problem[...]

  • Pagina 226

    Power Ove r Ethernet (PoE) Ope r atio n for the Series 2600-PWR Switches PoE Eve n t Log Messages — Th is page is intentionally unuse d. — 11-2 0[...]

  • Pagina 227

    12 Port T r unking Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-2 Port Status and Co nfigu r at i on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-2 Port Connect ions and Conf igurat i on . . . . . . . . . . . . . . . . . . . . . . . . . . 1[...]

  • Pagina 228

    Port Trunking Overview Overview Thi s chapter describes creating and mod i fying port tru nk groups. This in cludes n on-pr otocol tr unks, LACP (802.3ad) tru nks , and FEC t ru nks. Port Status and Configuration Feature Default Menu CL I We b viewing port trunks n /a page 12-10 page 12-12 page 12-18 configuring a static trunk none pag e 12-10 page[...]

  • Pagina 229

    1 2 3 4 5 6 7 1 2 3 4 5 6 7 Port Trunking Port Status and Configuration Switch 1: Ports c1 - c 4 configure d as a port trunk grou p. The multiple phy sic al links i n a tru n k behave as one logic al li nk port c port c port c port c port c port c port c . . . port n port a port a port a port a port a port a port a . . . port n Switch 2: Por t s a2[...]

  • Pagina 230

    Port Trunking Port Status and Configuration For example: HPswitch(config)# trunk 1-8 trk1 This command is valid in all cases (swi t ching or routi n g) because all of the ports are in the same port group. HPswitch(config)# trunk 9-14 trk2 This command is NOT valid if IP routing is enabled on the switch (because the selected ports are in di fferent [...]

  • Pagina 231

    Port Trunking Port Status and Configuration Caution T o avoid broadca s t storms or loop s in your network wh ile confi g uri ng a tr unk, f i rst d i sab l e or disco nne ct al l ports you want to add t o or remove fro m the tru nk. After yo u c onfig ure the tr unk, enabl e or re-connect t h e p o rts. Port T r unk Option s and Operation Th e swi[...]

  • Pagina 232

    Port Trunking Port Status and Configuration 1. Go to the port context fo r port s c1 - c4 an d disable these ports. HPswitch(config)# interface c1-c4 HPswitch(eth-c1-c4)#_ HPswitch(eth-c1-c4)# disabl e 2. Change all four ports to LACP- p assive and re- e nable the ports. HPswitch(eth-c1-c4)# lacp passive HPswitch(eth-c1-c4)# enable Not e If you cha[...]

  • Pagina 233

    Port Trunking Port Status and Configuration T able 12-2. T r unk Configu ra tion Protocol s Protocol T r unking Options LACP (802.3ad) Provides dynamic and static LACP trunking options. • Dynamic LACP — Use the switch-negotiated dy na mic LACP trunk when: – The port on the ot her end of the trunk link is configured for Active or Passive LACP [...]

  • Pagina 234

    Port Trunking Port Status and Configuration T able 12-3. General Operating Ru les f o r Port T ru nks M edia: All p o rts on both ends of a tru n k group must have th e same media type and mode (speed and duplex). The switch bl ocks any tru n ked links that do not conform to this rule . (F or the switches cove r ed in this guide, HP recommends leav[...]

  • Pagina 235

    Port Trunking Port Status and Configuration T r unk Group Boundary Requirement for the Series 4100gl Switch 10/100/1 000 Module (J 4908A): T r unks must be created , manually or dynamically , with ports fr om the same gr oup, Group1 or Group2. Group1 : Ports 1- 5, 7-11 , 16 Group2 : Po rts 6, 12-15 , 17 -2 2 For example, a tru n k made up of ports [...]

  • Pagina 236

    Port Trunking Port Status and Configuration Menu: V i ewing and Configur ing a Static T r unk Group Importan t Con fig ure p o rt tr unking before yo u connect the trunked links to another swi t ch, routing swi t ch, or serv er . Otherwise , a bro ad cast st orm could occu r . (If you need to con n ect the port s before configuring them fo r tru nk[...]

  • Pagina 237

    Port Trunking Port Status and Configuration • All ports in a tr un k mu st have the sam e media type an d m ode (s uch as 10/100TX set to 100FD x, or 100FX set to 100FD x). The flow control settings must also be the same for a ll ports in a gi ven trunk. T o ve rify these settings, see “View i ng Port St atus and Conf igur in g Port Param- eter[...]

  • Pagina 238

    Port Trunking Port Status and Configuration Duri ng th e Sa ve process, t r af fi c on t he po rts configu r ed for tr unking wi ll be delayed f o r sev e ral sec onds . I f th e S panning T ree Pr otoc ol i s ena bled, th e del ay may be up to 30 seconds. 8. Con n ect the tru nked ports on the swi t ch to the correspond ing ports on the opposite d[...]

  • Pagina 239

    Port Trunking Port Status and Configuration Using a p o rt list spe c ifies, for sw itc h po rts in a static t runk gro up, only th e po rts you want to view . In this case, the command specifie s ports A 5 through A7. However , becau se p ort A6 is not i n a static trunk group, i t does not appear in th e resultin g list ing: Por t A5 appears with[...]

  • Pagina 240

    Port Trunking Port Status and Configuration Listing Static LAC P and Dynamic LACP T r unk Data. This command lis ts d a ta f or only t h e LACP- c onfi gured ports. Syntax : show lacp In th e f ollo wi ng example, ports A1 and A2 have been previ ous ly con fig ured fo r a stati c LACP t r unk. (For mor e on “Active”, see ta ble 12-5 on page 12-[...]

  • Pagina 241

    Port Trunking Port Status and Configuration “Up” Li nks Standby Link Figure 12-9. Example of a Dyn a mic LACP T r unk with One St andby Link Using the CLI T o Configure a Static or Dynamic T r unk Group Important Con fig ure p o rt tr unking before you connect the trunked links between switches. Otherwise, a br oadcast sto rm coul d occur . (If[...]

  • Pagina 242

    Port Trunking Port Status and Configuration Confi gur ing a Sta t ic T r unk, Sta t ic FEC, o r Stati c LA CP T r unk Group . For 2600, 2600-PWR, 410 0gl, and 6108 switches: Syntax : trunk <po rt-list> < trk1 | trk2 | tr k3 | trk4 | trk5 | tr k6 > < tr un k | fec | lacp > For 2800 switches: Syntax : trunk <port-list> < tr[...]

  • Pagina 243

    Port Trunking Port Status and Configuration Switch “A ” with port s set to LACP passi v e (th e default). Switch “B” with ports set to LAC P passive (the default). Dy namic LACP tru n k c an not auto mat icall y for m b ecause both e nds o f the l inks are LACP pa ssi v e. (In thi s case STP blocking is n eeded to pr even t a loop. Switch ?[...]

  • Pagina 244

    Port Trunking Port Status and Configuration Syntax : no interfac e <port-list> lacp In this examp l e, port C6 belongs t o an operat in g, d y nami c LACP t r unk. T o remove p o rt C6 from th e dynamic tr un k and ret u rn it to passive LACP , you w ould do the follow in g: HPswitch>(config)# no interface c6 lacp HPswitch>(config)# int[...]

  • Pagina 245

    Port Trunking Port Status and Configuration Not e Dynamic LACP tru nks operat e onl y in the default VLAN ( unless GVRP is enabled and Forbid is us ed to pr event th e t r unked ports fro m joining th e defaul t VLAN ). Thus, if an LACP dynamic trunk forms using ports that are not in the default VLAN, th e tru nk will automatic a lly move to the d [...]

  • Pagina 246

    Port Trunking Port Status and Configuration T able 12-4. LACP T ru nk T y pes LACP Port T r unk Configuration Ope r ation Dynamic LACP This option automat ically establishes an 802.3ad-compl i ant trunk group, with LACP for the p o rt T y pe parameter an d DynX for the port Group na me, where X is a n automatically a s signe d value from 1 to 6 (26[...]

  • Pagina 247

    Port Trunking Port Status and Configuration Default Port Operation In th e d efa ul t configurat i on, all po rt s are configured for passive LACP . How - eve r , if LACP is not config ured, the port will not try to detect a trunk co nfi g- ura t ion a n d w ill operate as a standard, untrunked port. Not e Passive a nd active L ACP p ort wil l pa u[...]

  • Pagina 248

    Port Trunking Port Status and Configuration T able 12-5. LACP Port Status Data Status Name Meaning Port Numb Shows the phy sical port nu mber for each port c onf igured fo r LACP operation (C1, C2, C3 . . .). Unlisted port nu mbers indicate that the missin g ports are assigned to a static T run k group, an FEC trunk group, or are not configured for[...]

  • Pagina 249

    Port Trunking Port Status and Configuration LACP Notes and Restrictions 802.1X ( P ort-Based Access Contro l) C onf ig u r ed on a Port. To main- tain sec u rit y , L ACP i s not a llo wed on ports configured for 802.1 X au the n ticator operation. If yo u co nf igur e port secur ity on a port o n whic h LACP (act iv e o r passive) i s configured, [...]

  • Pagina 250

    Port Trunking Port Status and Configuration Sta t ic LACP T r unks. Where a port is configured for LACP (Ac t ive or Passive), but does n ot belo ng to an exi sting tr unk group, you can add that por t to a stati c tr unk. Doing so di sables dynami c L ACP on t h at port, whi c h means you must manuall y configure both end s of th e tr un k. Dynami[...]

  • Pagina 251

    Port Trunking Port Status and Configuration Half-Dupl e x and/or Dif f eren t Port Spe e ds Not Allowed in LACP T r unks. Th e ports on both sides o f an LACP tru nk must b e conf igur ed f or the same speed and for fu ll-duplex (FDx ). The 802. 3a d LACP standard speci - fi es a ful l- duplex (FDx) requ ir emen t for L A CP trunkin g. A port confi[...]

  • Pagina 252

    Port Trunking Port Status and Configuration ■ Depending o n th e cap abilitie s of th e device on t h e other end of the trunk, negoti ate the forwa rding mechan ism on the tr un k to the non -p rotoc ol op tion. ■ When auto -n ego tia ted to the SA/ D A forward ing mechan is m, provi de hi gher perfo r mance on the tr un k fo r bro adc ast , m[...]

  • Pagina 253

    Port Trunking Port Status and Configuration source address to th e sam e desti n ati o n add r ess throu gh th e same trunked l i nk, and sends traffi c fr om the same sou r ce address to a differen t desti n atio n address t h rough a diff erent lin k, depend ing on the ro ta ti on of path assig n- ments among t h e links in the t r unk. L ike wis[...]

  • Pagina 254

    Port Trunking Port Status and Configuration — Th is page is intentionally unuse d. — 12-2 8[...]

  • Pagina 255

    13 Configuring for Network Management Applications Contents Usi n g SNMP Tools To Manage th e Switch . . . . . . . . . . . . . . . . . . . . . . . . . 13-3 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-3 SNMP Manageme nt Fea t ures . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Pagina 256

    Configuring for Network Manageme nt Applications Conte n ts Configuring CDP Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-34 Effect of Spanning Tree (STP) On CDP Packet Transmissi on . . . . 13-3 6 How the Swi t ch Selects the IP Ad dr ess To Include in Out bo und CDP Packets . . . . . . . . . . . . . . . . . . . . [...]

  • Pagina 257

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Using SNMP T ools T o Manage the Switch Overview Y ou ca n manage the switch vi a SNMP fr om a net w ork m ana gement st atio n running an a p plication such a s HP Pr oCurve Manager (PCM) or HP ProCurve Manager Plus (PCM+). For more on PC M and PCM+, visit the H[...]

  • Pagina 258

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP Management Features SNMP manageme nt feature s on the switc h include: ■ SNMP versi on 1, versi o n 2c or version 3 ove r IP ■ Security via configuration of SNMP communitie s (page 13 -4) ■ Security vi a authentic a tion and privacy for SNMP V e rsion[...]

  • Pagina 259

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch If you w a nt to restrict acce ss to one or more specifi c nodes, y o u can use the swi t ch ’ s IP Auth oriz ed Mana ger feature. (R efer to the Access Security Gui de fo r your swit ch.) Caution The “public” co m m unit y exists by defaul t and is used by[...]

  • Pagina 260

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP V e rsion 3 Commands SNMP versi on 3 (SNMPv3) adds a ne w comma n d to the CLI for configuring SN MPv3 func tio ns . T o ena ble SM NPv3 ope r ati on on the switch y ou must: a. Enable SNMPv3 wi th the snm p v3 enable command . A n initial us er entry will [...]

  • Pagina 261

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch SNMPv3 Enable Th e snm p v3 enable command starts a dial og t h at perform s three function s: enabling the switch to receive SNMPv 3 messages, configuring the initial users, and, optional ly , t o restrict non version- 3 messag e s to “rea d onl y ”. Figure [...]

  • Pagina 262

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP V e rsion 3 Users The second step to us ing SNMPv3 on t he swi t ch i s to c o nfi g ure the use rs that you assign to different groups. T o esta blish users on the switch: a. Add the use rs to the User ta ble. This is d one with th e snmpv3 user co mmand. [...]

  • Pagina 263

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch [ no] snmpv3 group group_nam e u ser user_name sec-m odel <ver1| ver2c | ver3> (— Continued —) use r use r_ name Thi s is the user to be added to the acces s group. This must match the user name added with the snmpv3 user command . sec - model < v er[...]

  • Pagina 264

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch The n you must set the group a ccess level to the user . Thi s is done w i th the snmpv3 group command . Fo r more detai l s on th e MIBs access for a giv e group see “Group A ccess Levels” on page 13-11 . Add N e tworkAdmi n to operator n oauth g ro up A dd[...]

  • Pagina 265

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Group Access Levels The swi tch supports ei ght predef ined group a ccess levels. There are four lev e ls for use with version 3 use r s a nd four a re use d for access by version 2c or versi o n 1 manag e ment applications. Group Name Group Access T y pe Group R[...]

  • Pagina 266

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP Communities SNMP commuities are supported by th e switch to allow management applica - tion that use version 2c or ve rsion 1 to access the switch. The co mmunities are mapped to G r oup Access Le vels that are use d for version 2c or ve rsion 1 support. Fo[...]

  • Pagina 267

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Figure 13-4 shows the assig ning of th e Operator communi t y on MgrStation1 to th e CommunityOpe r atorR eadWr ite group. An y other Operator o nly has an access level of Com m unityOperat orReadOnly . Add map ping to allo w wri t e access for Operator commu ni [...]

  • Pagina 268

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch Caution Delet ing or changi ng th e co mmunity n amed “publ ic” prevent s net w ork m an- agement applications (suc h as auto-discovery , traffic m o nitorin g , S NM P trap generation, and threshold se tting) from opera t ing i n the switch. (Changing or de[...]

  • Pagina 269

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch If you are adding a comm un ity, th e fiel ds in this scre en are bla n k. If you are editing an exi s ting commu n ity , the values for the currently sel ect ed Community appear in the fields. T y pe the value for this field. Use the Space bar to sel ect values [...]

  • Pagina 270

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch CLI: V i ewing and Configuring SNMP Community Names Community Name Command s P age show snmp-server [<community- s tring> ] 1 3-16 [no] sn mp-server 1 3-17 [commun i ty <community-str>] 13-17 [host <community-str> <ip-addr>] 13-2 2 [<n[...]

  • Pagina 271

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Confi gur ing Community Names and V a lues. Th e snmp-server command enables y o u to add SNMP communities w i th either defa ult or specifi c access attributes, a nd to dele te speci fic c o mmunities. Syntax: [ no] snmp-server community < c o mm unity-name &[...]

  • Pagina 272

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch SNMP Notification and T r aps The switches covered i n this guid e support the SNMPv3 notificat i on p r ocess. They also supp ort version 1or version 2c traps . For m o re i nfo rmat i on on version 1o r version2 c traps, see “T ra p Features” on pag e 13-2[...]

  • Pagina 273

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch [ no] snmpv3 targetaddre ss < addr -name > param s < parms-name > < IP-Addr > ( — Con t inued — ) max-msg - size< s ize > The maximum number of bytes of len gth a mes s age to this target ca n be. ( D e fault:1472) t aglist < tag-pa[...]

  • Pagina 274

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch T r ap Features Feature Def a ul t Menu CLI We b snmp-server host (trap receiver) public — page 13-22 — snmp-server enable (au t hentication trap) none — p age 13-23 — A trap receive r is a management stati o n design ated by the swi t ch to rec e iv e S[...]

  • Pagina 275

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch Using the CLI T o List Curre nt SNMP T r ap Receivers. Thi s command lists the c u rrently configur ed trap receive rs and the setting for authentication traps (along wit h t h e current SNMP com m unit y na me d ata — see “SN M P Communi tie s” on page 13 [...]

  • Pagina 276

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch Configuring T r ap Receiv ers. This co mmand specifie s trap receive r s by communi ty membership , mana gement stat i on IP address, and the type of Eve nt Log messages to send to the trap rec e iver . Not e If you spec ify a c o mmunity name tha t doe s not ex[...]

  • Pagina 277

    Configuring for Network Management Applications Using SNM P Tools To Manage the Switch For example, to configur e a trap receiver in a co mmunity n a med "r ed- t eam" with an IP address of 10.28.227.130 to receive only "critic a l" l og messa ges: HPswitch(config)# snmp-server trap-receiver red-team 10.28.227.130 critical Not e[...]

  • Pagina 278

    Configuring for Network Manageme nt Applications Using SNMP Tools To Manage th e Switch Advanced Management: RMON Th e swi t ches covered in this gui d e support RMON (Remote Monitoring) o n all co nne c ted network segments. This al lows fo r tro uble s hooting and op timiz- ing your network . The f ollow in g RMON groups are supported: ■ Ethern[...]

  • Pagina 279

    Configuring for Network Management Applications CDP CDP CDP Features Feature Default Menu CL I We b view the switch’ s CDP configuration n /a — pa ge 13- 32 — view the switch’ s CDP Neighbors table n /a — pa ge 13- 32 — clea r (reset) th e CDP Neighbors table n /a — pa ge 13- 33 — enable or di sable CDP on the switch enabled — pa [...]

  • Pagina 280

    Configuring for Network Manageme nt Applications CDP An SNMP util it y can p r ogressivel y discover CDP d e vices in a net w ork b y: 1. Reading a given devi ce’ s CD P Neighb or table (in the Management Infor- mation Base, o r MIB) to learn ab out o t he r , ne ighbor CDP d evice s 2. Using the informat ion learned in step 1 to g o to and read [...]

  • Pagina 281

    Configuring for Network Management Applications CDP General CDP Operation Th e swi tch sto res info rmatio n ab out adjacent CDP devices in a CDP Neigh- bors table maintained in the swi t ch’ s MIB (Management Informa t ion Base). Thi s data is available to SNMP- bas ed ap plicati o ns de signed to rea d CDP data from the MIB . For exampl e: Swit[...]

  • Pagina 282

    Configuring for Network Manageme nt Applications CDP Switch "A " Switch wi th CDP Running an d Forwarding CDP Packets to Do wn- stream De vices Switch "B " CDP-A w are Switch with CDP Running Switch "C" CDP-A w are Switch with CDP Disabled Router "Y " With CD P Di sab l ed or Nonexistent De vice "Z "[...]

  • Pagina 283

    Configuring for Network Management Applications CDP and “E” ar e not neig hbors becau se th e in terveni n g CDP-disab l ed swi t ch “D” does not forward CDP packets; i.e. is no t tra n sparent to CDP traffic. (For the same reason, switch “ E ” does no t have an y CDP nei gh bors.) CD P Switch "A " (CD P Run n ing) CDP Neighbo[...]

  • Pagina 284

    Configuring for Network Manageme nt Applications CDP Using the example in figu re 13-12, the CDP Ne ighbor tabl e for switc hes “A” and “B” wo uld appear similar to these: Switch A: Switch B: (No t e that n o CDP d e vic e s appear on port B5, whi ch is connected to a d e vic e on which CDP i s present, but disable d.) Figure 13-13. Example[...]

  • Pagina 285

    Configuring for Network Management Applications CDP CDP -di sable d switc h ) do es no t fo rward CDP packets; i.e. is not transpa rent to CDP traffic. (For the sam e reaso n , switch “E” does not have any CDP neig hbors.) Figure 1 3 -12 (page 13-29) illustrates ho w mult iple CDP neigh bor s ca n appear on a singl e port. In this case, switch [...]

  • Pagina 286

    Configuring for Network Manageme nt Applications CDP V i ewing the Switch’ s Curre nt CDP Configuration Syntax: show cd p Lists the switch’ s global an d per - port CDP confi gur ati on. Thi s example shows the de fau lt CD P config uration. CDP Enable/Di sable on the Switch Pac ket Ho ld T i me in CDP Neighbor T able Interval for T r ans mitti[...]

  • Pagina 287

    Configuring for Network Management Applications CDP Figure 13-15 lists six C D P device s (fou r swi t ches a nd tw o workstations) that the swi tch ha s detected by receiving their CD P packets. Figure 13-15. Example of CDP Neighbors T able Listi ng Figure 13-16 illustra tes a topology of CDP-en abled devices f o r t he CDP Neigh - bors tab l e li[...]

  • Pagina 288

    Configuring for Network Manageme nt Applications CDP Note that the table will again li st en tr ie s aft er th e swi tch receives n e w CDP packets fro m neighborin g CDP d e vic e s. Figure 13-17. Vi ew o f the CDP Neighbors T abl e I mmed i ately Aft e r Executin g cdp cle ar Configuring CDP Operation Enabling or Disab ling CDP Operati o n o n th[...]

  • Pagina 289

    Configuring for Network Management Applications CDP Enabling or Disab ling CDP Operati o n o n Indi vi dual Ports. In th e fa ctory-defaul t conf igur ati on, th e swit ch ha s all ports enabled and transmit- ting CDP packets. Disab lin g CDP on a po rt preven ts that po rt fr om sending ou tbound CDP packets an d causes i t to dr op i nbound CDP p[...]

  • Pagina 290

    Configuring for Network Manageme nt Applications CDP Changing the T r ansmission Interv al for Outboun d CDP Packets. Syntax: cdp tim e r < 5 . . 254 > Changes the i n terval the switch uses to transmit CDP packets describing itself to neighbor devices. (Default: 60 seconds) For example, if the sw it ch’ s tra n smit i n terval fo r CDP pac[...]

  • Pagina 291

    Configuring for Network Management Applications CDP Switch "A " CDP Enabled CDP Neighbor T able Port | Da ta - -----|-------- ---------- A3 | Swi tch "B"data C5 | Switch "B" data Switch "B" CDP Enabled STP Root Device CDP Neighbor T able Port | Da ta - -----|-------- ---------- B1 | Switch "A" data [...]

  • Pagina 292

    Configuring for Network Manageme nt Applications CDP 4. If a CDP switch does not dete ct an IP address on the connecting port of a CD P neighbor , then the loopbac k IP address is use d (127.0.0.1). For example, in fi gu re 13 -2 0, po rt A1 on CD P swit ch “X” is connec ted to port C5 on CDP n eig hbor swi t ch “Y”, wi th the indicated VLA[...]

  • Pagina 293

    Configuring for Network Management Applications CDP T able 13-4. CDP Neighbors Data CDP Neighbor Data Displ a yed Neighbors T able MIB Address T y pe CDP Cache Address Software V e rsi on Device Name (ASCII str i ng) Device MAC Address Destina t ion Por t Number Source Port Number Product Name (ASCII string) Capability Code (Device T y pe) No Y es [...]

  • Pagina 294

    Configuring for Network Manageme nt Applications CDP T he first n u mber after th e MIB str ing is the swi t ch port on whic h th e data point for that entry wa s received. In thi s ca se, the switch CDP packets o n ports A 1 and A 3. (Fo r CDP pur pose s, port numbering i s co nsecuti ve, from 1 to n, whe re n is the last consecutive port on the s[...]

  • Pagina 295

    Configuring for Network Management Applications CDP CD P-Capa bl e H u bs . Some hubs are capabl e of runnin g CDP , but also forwa r d CDP packets as if the hub it sel f we re transpa r ent to CDP . Such hubs will app ear in the switch’ s CDP Nei g hb or tab le and w il l also m a int ain a CDP neig hbor tabl e simi la r t o th at for switches. [...]

  • Pagina 296

    Configuring for Network Manageme nt Applications CDP — Th is page is intentionally unuse d. — 13-4 2[...]

  • Pagina 297

    A File T r ansfers Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2 Downloading Switch Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2 Gen e ral Sw itc h Softw a re Download Rule s . . . . . . . . . . . . . . . . . . . . . A-3 Using TFT[...]

  • Pagina 298

    File Tra n sfers Overview Overview Y ou can download new swi t ch sof twa re and uplo ad o r do wnload switch configu r ation fi les. These features are useful fo r acquirin g periodic switch software upgrad es and for stori n g o r retrieving a swi t ch configurati o n. Thi s ap pendix inclu de s t he fo llowing info rm ation: ■ Downloading swi [...]

  • Pagina 299

    File Transfers Downloading Switch Software General Switch Softwa re Download Rules ■ A switch softw a re i ma ge downloaded through the menu interface always goes to primary flash. ■ Aft e r a switch so ftwa re down load , you mu st reb oot the switc h to imple- ment th e n ewly downloaded code. Unti l a reboot occurs, th e swi t ch continues t[...]

  • Pagina 300

    File Tra n sfers Downloading Switch Software Not e If yo ur TF TP serve r is a Unix wo rkstati o n, ensure that the case ( u pper or lower) that you specify for the filename is the same case as the characters in the swi t ch software filenam es on the s erver . Menu: TF TP Download from a Server to Primary Flash Note tha t the menu interface ac ces[...]

  • Pagina 301

    File Transfers Downloading Switch Software Progress B ar Figure A-2. Examp l e of the Download OS Screen Durin g a Dow n load A “progress” bar i n dicates the progre ss of th e download . Whe n the entire swi tch softw a re file ha s been received , all activi t y on the swi t ch halts and yo u w ill see V a lid ating and writing sy ste m softw[...]

  • Pagina 302

    File Tra n sfers Downloading Switch Software CLI: TF TP Download from a Server to Primary or Secondary Flash This c o mmand a uto mati cally do wn load s a switch sof t ware imag e to primar y or secondar y flash. Syntax : copy tftp flash < ip-address > < remote-os-file > [< primary | secondary >] Not e that if you do no t speci f[...]

  • Pagina 303

    File Transfers Downloading Switch Software Using Secure Copy and SF TP This fea t ure is ava i lable onl y on t h e Series 2 600 , 2 600-PW R , and 280 0 Switches. For some situ at i ons yo u ma y want to use a secure method to i ssue co mma nds or copy f ile s to th e switc h . By open ing a secure, e n cry p ted SSH session you can then use a thi[...]

  • Pagina 304

    File Tra n sfers Downloading Switch Software Note SF TP o ver SSH v e rsio n 1 (SSH v1 ) is no t supporte d . A request from either the client or the switch (or both) using SS H v1 ge nerate s a n error message. The act ua l text of the erro r m e ssag e differ s, depend ing on the client so f twa re in use . Some examples are: Protocol major versi[...]

  • Pagina 305

    File Transfers Downloading Switch Software The SCP/SF TP Process T o us e SCP an d SF TP: 1. Open an SS H sessio n as yo u norm ally would t o est a blis h a secure encrypte d tunnel betwe e n y o ur co mputer and the switch. For more detailed di rect ions o n ho w to open an SSH session see the chapter titled “Configuring Secure Shell (SSH)” i[...]

  • Pagina 306

    File Tra n sfers Downloading Switch Software Authentication Switch memo ry allo ws up t o te n pub lic key s . Thi s mea n s the authentic a tion and encryption keys yo u us e f o r your th ird-party cli ent SC P/SF TP software can differ from the keys yo u use for th e S S H session, even t hough both SCP and SF TP use a secure SSH tunne l. Not e [...]

  • Pagina 307

    File Transfers Downloading Switch Software ■ All files have rea d-w rite permission. Sev e ral SF TP c o mmands, such as create or remove , a re not all owe d a nd return an e r ror message. The swi tch displays the follow ing fil e s: / +---cfg | running-config | startup-config +---log | crash-data | crash-log | event l og +---os | primary | sec[...]

  • Pagina 308

    File Tra n sfers Downloading Switch Software 1. From the console Main Menu, select 7. Downloa d OS 2. Press [E] (for E dit ). 3. Use the Space ba r to select XMO D EM in the Method field . 4. Press [Enter] , then [X ] (for eX ecute ) to begin th e sw itch software d o wnload . The fol l owing messag e then appears: Press enter and the n initia te X[...]

  • Pagina 309

    File Transfers Downloading Switch Software Not e that if you do no t speci fy th e flash d e st in ati on, th e Xmodem download default s to pr im ary flash. For example, to downl oad a swi tch sof t ware file name d G0103.swi from a PC (runnin g a termin al emu l ator pro g ram such a s Hy perT erminal) to primary flash : 1. Execute the fol l owin[...]

  • Pagina 310

    File Tra n sfers Downloading Switch Software Switch-to-Switch Download Y ou can use TF TP to tr ansfer a switch software fi le between two HP ProCurve swi t ches that use the same software code base. The menu in terface enables you to transfe r pr imary-to-primary or secondar y- to-primary . The CLI ena bles all co mbinati o ns of flash location op[...]

  • Pagina 311

    File Transfers Downloading Switch Software General Sy stem Inf o rmati on b. Check the Firmware revision line. CLI: Switch-T o-Switch Downloads Y ou can download a swit ch software file be tween two swi tch es that use th e same cod e base and which are connect ed on your LAN. T o do so, u se a c opy tft p command from the destin ati on switch.Th e[...]

  • Pagina 312

    File Tra n sfers Downloading Switch Software If yo u do not spe c ify eithe r a primar y or secondary flash loca tion for the desti n ation, the do wnlo ad automaticall y go es to primary flash. For example, to dow n loa d switc h softwa re from secondary flash in a switc h wit h an IP address of 10.28.227.103 to the secondary f l ash in the desti [...]

  • Pagina 313

    File Transfers Tr oubleshooting TFTP Downloads T r oubleshooting TF TP Downloads When using the menu interface, if a TF TP d ownload fa ils, th e Downlo ad OS screen indicates the fai l ure . Message Indicati ng c ause of TF TP Download Failur e Figure A-7. Examp l e of Message for Download Failure T o find more in formation on the cause of a downl[...]

  • Pagina 314

    File Tra n sfers Transferring Switch Configurations ■ For a Unix TF TP server , th e f i le perm i ssions for the switch software f ile do not allow th e file to be copi ed . ■ Anothe r con sol e session (thro u gh e i ther a dire ct connection to a termi nal devic e or through T e lnet) wa s alre ady running when you started the session in whi[...]

  • Pagina 315

    File Transfers Transferring Switch Con f igurations TF TP: Copying a Configuration File to a R e mote Host. Syntax: copy < sta r tu p-config | running- config > tftp < ip-add r > < rem o te-file > This command copies th e swi t ch’ s startup configurat ion (st a rtup-co n fi g fi le) to a remote TF TP ho st . For example, to upl[...]

  • Pagina 316

    File Tra n sfers Transferring Switch Configurations Xmodem: Cop ying a Confi gur ation Fi le from a Seria lly Connecte d PC or Unix W o rks t ation. T o use this method, the switch must be conne c te d vi a the serial port to a PC or Unix workst ati on on w hich is stored t he confi g uratio n file you want to copy . T o complet e th e copyi n g, y[...]

  • Pagina 317

    File Transfers Copying Diagnostic Data to a Remote Host, PC, or Unix Workstation Copying Diagnostic Data to a Remote Host, PC, or Unix W o rkstation Y ou can us e the CLI t o co py the follow ing types o f switc h da ta to a tex t f ile in a management device: ■ Com m and Output : Send s the output of a swi t ch CLI com m and as a fi le on the de[...]

  • Pagina 318

    File Tra n sfers Copying Diagnostic Data to a Remote Host, PC, or Unix Wor k station Copying Event Log Output to a Destination Device This com m and uses TF TP or Xmo d em to copy th e Event Lo g content to a PC or UNIX workstation on the network. Syntax : cop y event-log tftp < ip-ad d ress > < filepath and filen a me > copy event-log [...]

  • Pagina 319

    File Transfers Copying Diagnostic Data to a Remote Host, PC, or Unix Workstation Copying Crash Log Data Content to a Destination Device This com m and uses TF TP or Xmo d em to co py the Crash Log content to a PC or UNIX wor k statio n on th e n etw or k. Y ou can cop y i ndivid u al slot info rmat i on or the maste r switch informati o n. If you d[...]

  • Pagina 320

    File Tra n sfers Copying Diagnostic Data to a Remote Host, PC, or Unix Wor k station — Th is page is intentionally unuse d. — A-24[...]

  • Pagina 321

    B Monitoring and Analyzing Switch Operation Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3 Status and Counters Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-4 Menu Access To Stat us and Counters . . . . . . . . . . . . . . . . . .[...]

  • Pagina 322

    Monitor i ng and Analyzi ng Switch Operation Conte n ts Switch 6 108 and Serie s 4 100gl Switches . . . . . . . . . . . . . . . . . . . . . . B-2 4 Series 2600, 2 600-PWR, and 2800 Swi t ches . . . . . . . . . . . . . . . . . . . . B-2 4 Menu: Configu r in g Por t an d St ati c Trunk Monitoring . . . . . . . . . . . B-25 CLI : Conf igur ing Port an[...]

  • Pagina 323

    Monitoring and Analyzing Switch Operation Overview Overview The switch has severa l built-in tool s for monitoring, ana l yz ing, and trouble - shoot in g swi t ch and net w ork o p erati on: ■ Status: In cludes o ption s f or displayin g general swi t ch info rmatio n, man- agemen t address d ata , p o rt stat us, port and tru nk group stati s t[...]

  • Pagina 324

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Status and Counters Data This section describes the sta t us an d counters screens avail a ble through the swi t ch console interface and/or the web browser interface. Not e Y ou can access a ll c o nsole screens from the web browser i n terface v i a T eln et to the console. T e[...]

  • Pagina 325

    Monitoring and Analyzing Switch Operation Status and Counte r s Data Menu Access T o St atus and Counters Beg i nning at the Mai n Menu, displa y th e Status an d Counters menu by select- ing: 1. Statu s and Cou n ters Figure B-1. The Statu s and Cou n ters Menu Eac h of the above menu it ems accesses the read-only sc r eens d e sc ribe d on the fo[...]

  • Pagina 326

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data General System Information Menu Access From the c o nsole Main Menu, select: 1. Statu s and Cou n ters 1. General Sy stem Info rmatio n Figure B-2. Exampl e of General Swi t ch Inf o rm atio n This screen dynamical l y indicat es how individua l switch resources are be ing use d [...]

  • Pagina 327

    Monitoring and Analyzing Switch Operation Status and Counte r s Data Switch Management Address Information Menu Access From the Main Menu, select: 1 Statu s and Cou n ters . . . 2. Switch Management Address Inf o rmatio n Figure B-3. Exampl e of Managemen t Address Inf o rmation w ith VLANs Configu r ed Thi s screen displays a ddresses that are imp[...]

  • Pagina 328

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Module Information Use this feature to dete rmine whic h slo t s have m odul es instal led and whic h type(s) of m o dules a re i n stall ed. Menu: Displaying Port Status From the Main Menu, select: 1. Statu s and Cou n ters . . . 3. Mo dule Inf o rmati on Figure B-4. Exampl e of[...]

  • Pagina 329

    Monitoring and Analyzing Switch Operation Status and Counte r s Data Port Status The web bro w ser inte rface and the cons ole interface show the same port status data. Menu: Displaying Port Status From the Main Menu, select: 1. Statu s and Cou n ters . . . 4. Po rt Sta t us Figure B-5. Exampl e of Port Status on t he Men u Interfac e CLI Access Sy[...]

  • Pagina 330

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data V i ewing Port and T r unk Gr oup Statistics and Flow Control Status Feature Def a ul t Menu CL I We b viewing port and trunk statistics for all n/a page B-11 page B-12 page B-12 ports, and flow control status viewing a detailed summary for a particular po rt or trun k n/a page B[...]

  • Pagina 331

    Monitoring and Analyzing Switch Operation Status and Counte r s Data Menu Access to Port and T r unk Statistics T o access thi s sc reen from the Main Menu, select: 1. Statu s and Cou n ters . . . 4. Port C oun ters Figure B-6. Exampl e of Port Counters on the Menu Int e rf ace T o view detai l s about the traffi c on a particu lar po rt, use the [[...]

  • Pagina 332

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data CLI Access T o Port and T r unk Group Statistics T o D i splay the Port C o unter S u mmary Report. Thi s command provides an overview o f por t act i vity f or al l ports on th e swi t ch . Syntax : show interfaces T o Displa y a Detailed T raf fi c Summary for Specific Ports. T[...]

  • Pagina 333

    Monitoring and Analyzing Switch Operation Status and Counte r s Data V i ewing the Sw itch’ s MA C Address T a bles Feature Default Menu CL I We b viewing MAC addresses on all ports on a spe c ific VLAN n/a page B-14 page B-16 — viewing MAC addresses on a specific port n/a page B-15 page B-16 — searching for a MAC address n /a page B-15 page [...]

  • Pagina 334

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Menu Access to the MAC Address V i ews and Searches Per - VLAN MAC-Address V i ewing and Searching . Thi s feature l e ts you determine w h ich switc h po rt o n a sele cted VLA N is bei ng used to communi- cate with a specifi c device on the netw ork. The per - VLAN li sti n g i[...]

  • Pagina 335

    Monitoring and Analyzing Switch Operation Status and Counte r s Data Findi n g t h e Port Con n ection fo r a Spe c ifi c Device on a VLAN. This feature use s a devi ce’ s MAC a d dress that you enter to identify the port used by that devic e. 1. Proce e ding from figure B - 8, press [S] (for S ea rch ), to display the fol l owing pro m pt : Ente[...]

  • Pagina 336

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Prompt fo r Selecting the Por t T o Search Figure B-10. Listing M A C Addresses for a S pecific Port 2. Use the Space ba r to select the port yo u want to list or search for MAC addresses, then press [Enter] to list the MAC addr esses d e tected o n that port. Deter m inin g Wh e[...]

  • Pagina 337

    Monitoring and Analyzing Switch Operation Status and Counte r s Data Corresponding Por t Nu mbers. For example, to list the learned MAC address o n po rts A1 t h rough A4 and p o rt A6 : HPswitch> show mac-address a1-a4,a6 T o List All Learned MAC Addresse s on a VLAN, with Their Port Numbers. This c o mmand lists the MAC addresses associa t ed [...]

  • Pagina 338

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Spanning T r ee Protoc ol (STP) Information Menu Access to STP Data From the Main Menu, select: 1. Statu s and Cou n ters . . . 8. Spanning T r ee I n fo rmatio n S TP m u st be enabl ed on th e swi t ch to display the follow ing data: Figure B-12. Exampl e of Spanning T r ee Inf[...]

  • Pagina 339

    Monitoring and Analyzing Switch Operation Status and Counte r s Data Figure B-13. Exampl e of STP Port Inf o rmation CLI Access to STP Data This option li sts t h e STP con fig uration, roo t data, and p er - port d a ta (cost , pr iority , state, and designated bridge). Syntax : show spanning-tree HPswitch> show spanning-tre e B- 19[...]

  • Pagina 340

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Internet Group Management Protocol (IGMP) Status The swi t ch uses the CLI to display th e follo wi ng IGMP st atu s on a per - VLAN basis: Show Command Output show ip igmp Global command listing IG MP status for a ll VLANs configu r ed in the switch: • V LAN ID (VID) and name [...]

  • Pagina 341

    Monitoring and Analyzing Switch Operation Status and Counte r s Data VLAN Information The switch uses the CLI to disp lay the fol l owi ng VLAN status: Syntax : show vlan Lis t s: • M aximum number of VL ANs to support • E xisting VLANs • S tatus (stati c or dynamic) • P rimary VLAN Syntax : show vlan < vlan-id > Fo r the spe c ifie d[...]

  • Pagina 342

    Monitor i ng and Analyzi ng Switch Operation Status and Counters Data Listing the VLAN ID (VID) and Status for ALL VLANs in the Switch . Figure B-15. Exampl e of VLAN Listing f o r the E n tire Swi t ch Listi n g the VLAN ID (VID) an d Status for Speci fic Ports. Becau se ports A1 and A2 ar e no t members o f VLAN- 44, it does n ot appear in this l[...]

  • Pagina 343

    Monitoring and Analyzing Switch Operation Status and Counte r s Data W e b Browser Interface Status Informati on The “home” screen for the w e b browse r interface is the Sta t us Overvie w screen, a s shown bel ow . As the title imp lies, it provides a n overview of the status of the swi t ch , incl uding summary gr aphs indi ca ting the netwo[...]

  • Pagina 344

    Monitor i ng and Analyzi ng Switch Operation Port and Static T r unk Monitoring Features Port and Static T r unk Monitoring Features Port Monitor i ng Fea t ures Feature Default Menu CL I We b display monitoring configuration disabled page B-25 page B-27 page B-29 configure the monitor port(s) ports: none page B-25 page B-27 page B-29 selecting or [...]

  • Pagina 345

    Monitoring and Analyzing Switch Operation Port and Static Trunk Monitoring Features Menu: Configuring P o rt an d Static T r unk Monitoring This pro c edure d e scri bes confi g uri ng the swi t ch for monitoring wh en moni - torin g is disabled . (If mo nitoring h as already bee n enabled, the scre ens w ill appear diffe ren tly than sh ow n in th[...]

  • Pagina 346

    Monitor i ng and Analyzi ng Switch Operation Port and Static T r unk Monitoring Features Move the c urs or to the Mon i to ring Port paramete r . Port where monitored traffic exits the swi t ch. Figure B-20. How T o Select a Monitoring Po rt 5. Use the Space ba r to select the port to use for monitoring . 6. Use the downarrow ke y to move the cu rs[...]

  • Pagina 347

    Monitoring and Analyzing Switch Operation Port and Static Trunk Monitoring Features CLI: Configuring Port an d Static T r unk Monitoring Port and Static T runk Monitoring Commands Used in This Section show monitor below mirror - port page B-27 monitor page B-28 Y ou must use the following configuration sequence to confi g ure port and stati c tr un[...]

  • Pagina 348

    Monitor i ng and Analyzi ng Switch Operation Port and Static T r unk Monitoring Features T o turn off m onito rin g: HPswitch(config)# no mirror-port Selecti n g or Removing Ports and Stati c T r unks As Monitoring Sou r ces. After you configure a monitor port you can use ei ther the global configuration lev e l or the interface cont ext level to s[...]

  • Pagina 349

    Monitoring and Analyzing Switch Operation Port and Static Trunk Monitoring Features W e b: Configuri n g Port Monitoring T o enable p o rt monito ring: 1. Click on th e Configuration tab . 2. Click on Monitor Port . 3. T o m oni tor one o r mo re p o rts. a. Click on th e radio button for Monitor Selected Ports . b. Selec t the port(s) to m o nito [...]

  • Pagina 350

    Monitor i ng and Analyzi ng Switch Operation Port and Static T r unk Monitoring Features — Th is page is intentionally unuse d. — B-30[...]

  • Pagina 351

    C T r oubleshooting Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-3 Troubleshooting Approaches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-3 Chassis Ove r-Tem per a ture De tecti on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Pagina 352

    Troubleshooting Conte n ts Displaying the Configuration F i le . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-39 CLI: Vie wing the Co nf iguratio n File . . . . . . . . . . . . . . . . . . . . . . C-39 Web : Viewing the Conf igu r ation File . . . . . . . . . . . . . . . . . . . . . . C-39 Li sting Switch Configurat io n and Operation De[...]

  • Pagina 353

    Troubleshooting Overview Overview Thi s chapter addresses performance - re lated ne two r k pro ble ms th at can be caused by topology , swi t ch configurat i on, an d t h e effects o f othe r d e vices o r their config urations on sw it ch operation. (For swit ch-sp e cifi c info rmat i on on hardw a re probl e ms in dic a ted by LED behavior , ca[...]

  • Pagina 354

    Troubleshooting Trouble s hooting Approaches ■ Check the network cable s – Cabl ing pr oblems are a freque nt cause of network faults. Check the cables for da mage, correct t y pe, and p r oper connections. Y o u should also use a c a bl e teste r to check your c a bles for compliance to the rel evant IEEE 802.3 spec ification. See the Installa[...]

  • Pagina 355

    Troubleshooting Chassis Over-Temperatu r e Detection Chassis Over -T emperature Detection If a Switc h 2800 Series de vice rea c he s an over -tempe ratu re condit ion, it generates a chassis-module W a rning message in the Eve nt Log and in any op ti onally co n f igured debug d e sti nati ons (conso le se ssion and SyslogD ser v- ers). If th e sw[...]

  • Pagina 356

    Troubleshooting Browser or Telnet Access Problems Browser or T e lnet Access Problems Cannot access the w e b browser i n terfa ce: ■ Access may be disabled by th e We b Age n t Enabled parameter in the switch console . Check the se ttin g on th is p a ram e ter by selecting: 2. Switch Configu r ation . . . 1. Sy stem Information ■ The swi t ch[...]

  • Pagina 357

    Troubleshooting Browser or Telnet Access Proble ms Cannot T e lne t in to t h e switch con sole from a sta t ion on the network: ■ T e lnet access may be disa bled by the I nbound T e lnet Enab led parame ter i n the S y ste m In fo rmati on scr een of the menu i n terface: 2. Switch Configuration 1. Sy stem Information ■ The switch may not hav[...]

  • Pagina 358

    Troubleshooting Unusual Netwo r k Activity Unusual Network Activity Network activi ty that fai l s to mee t accepted norms may indicate a hardw a re pr oblem with one or more of the ne twork components, p o ssibly i n cluding th e switch. Such problems can also be caused by a netwo rk loop or simply too much traffic for t h e n e tw or k as it is c[...]

  • Pagina 359

    Troubleshooting Unusual Network Activity Thi s can al so happen, for example, i f the server is first configur ed to i ssue IP addresses with an un limited du rat ion , t h en is subsequently co nfigured to issue IP addresse s that will expire aft er a limite d d u rat ion . One solu ti on is to configure “re s ervations” in the DH CP server fo[...]

  • Pagina 360

    Troubleshooting Unusual Netwo r k Activity ■ If there is more than one physic a l path between the swi t ch and th e other CDP device and STP is runni n g on t he switch, then S TP will block the red unda nt link(s). In th is case, the switch p o rt on the remaining open link may not be a membe r of an untagged VLAN, or any untagged VLAN s to w h[...]

  • Pagina 361

    Troubleshooting Unusual Network Activity ■ Using the Switch Console Interface: Fr om the Ma in Menu, che ck th e Management Address Information scree n by c licking on 1. Statu s and Cou n ters 2. Switch Management Address Inf o rmatio n LACP-Related Problems Unable to enabl e LAC P on a port with the int e rface [ e ] < port-n u mber > l a[...]

  • Pagina 362

    Troubleshooting Unusual Netwo r k Activity ■ Ensure that the radius-se r ver timeou t pe riod is lo ng enough f or network conditions. The switch does not authenticate a client even th ough th e RAD I US server i s properly confi gured an d pro vid ing a response to the authentication request. If the RADI U S serve r co n fig ura t io n fo r auth[...]

  • Pagina 363

    Troubleshooting Unusual Network Activity Port A9 shows a n “Open” statu s even thoug h Access Contr ol is se t to Unauthorize d (Force Auth ). Th is is bec ause the port- ac cess au the n ticato r has not yet b een activ a ted. Figure C-2. Exa mpl e of a Port Rem a ini ng Ope n After Being Configured w it h “Control Unauth o rized” RADIUS s[...]

  • Pagina 364

    Troubleshooting Unusual Netwo r k Activity Also, ensur e that the swit ch port used to access the RADIUS serve r is not blocked by a n 802.1 X con f igu r ati on on th at p o rt. For exa m ple , sho w port - access authenticator < p o rt-li st > giv e s you the sta t us for the spe c ified ports. Also, en sure that other fact ors, such as por[...]

  • Pagina 365

    Troubleshooting Unusual Network Activity it ei th er mu st match the ser v er key or you must configure a server -spec i fi c key . If the swi t ch al ready has a serve r -s pecific ke y a ssigned to the server’ s IP addre ss, t hen it ove rri des th e global key and m u st ma tc h th e server ke y . Glo bal RADIU S Encr yptio n Ke y Uni que RADI[...]

  • Pagina 366

    Troubleshooting Unusual Netwo r k Activity Fast- U plink T r oubleshooting. Som e of th e pro ble ms that can r e sult fr om incorre c t usage of Fast-Uplink STP include temporary loops and genera tion of duplica t e packets. Problem sources can include : ■ Fast- Up link is co nf ig ured on a switch that is the STP ro o t devic e. ■ Either the [...]

  • Pagina 367

    Troubleshooting Unusual Network Activity Switch does not detect a clien t’ s publ ic ke y that does appear i n the switch ’ s pu bl ic ke y fil e ( show ip clien t -public-key ). The cli e nt ’ s publi c key entry in the public key fi le may be pr ece ded by an other ent r y t h at does n ot terminate wi th a new line (CR). In this case, the [...]

  • Pagina 368

    Troubleshooting Unusual Netwo r k Activity T A CACS-Related Problems Event Log. When troubleshooting T ACACS+ op eration, check the s w itch’ s Even t Log for i ndicati ons of pr oblem areas. All Users A r e Locked Out of Access to the Switch. If the sw itch is func- tionin g pro p erl y , but no username/ p asswo r d pai r s resul t in con s ole[...]

  • Pagina 369

    Troubleshooting Unusual Network Activity ■ The encryption key configured in the server does not match the encryption key co nfi g ure d in the switch (by usi ng the t acacs-server key command). V e rify the key in the server an d compare it to the key configured in the switch. (Use show tacacs-se r ver to list the g l ob al key . Use show config [...]

  • Pagina 370

    Troubleshooting Unusual Netwo r k Activity T i meP , SNTP , or Gateway Problems The Switch Cannot Find the T i me S e rve r or t he Con f igured Gatew ay . T i meP , SNTP , and Gateway ac cess are through the primary VLA N , w hich in the default configurati o n is the DE F A UL T_VLAN. If the primary VLAN has been moved to an other VLAN, it may be[...]

  • Pagina 371

    Troubleshooting Unusual Network Activity Swi t ch “Y” Switch “X” Link supporting VLAN_1 and VLA N _2 VLAN Por t Assignment Port VLAN_1 VLAN_2 X-3 Untagged T agged Port X-3 Port Y - 7 VLA N Port Assignment Port VLAN_1 VLAN_2 Y -7 Untagged T agged Figure C-5. Exampl e of Corre c t VLAN Port Assig n ments on a Link 1. If VLAN_1 (VID=1) is conf[...]

  • Pagina 372

    Troubleshooting Unusual Netwo r k Activity Se rver HP Pro C urve Switches Covered by thi s Guide (Multiple Forwarding Database) Switch with Single Forwa r ding Database MAC Address “A”; VLAN 1 MA C A ddress “A”; V LAN 2 Problem: This switch de tec ts contin ual mov es of MAC addr e ss “A” between ports. VLAN 1 VLAN 2 Figure C-6. Exampl [...]

  • Pagina 373

    Troubleshooting Using Loggin g To Identify Proble m Sources Using Logging T o Identify Problem Sources Event Log O p eration The Event Log records operating events as sin g le-line ent r ies l i ste d in chrono - logic al order , an d serves as a tool for isolating problems. Eac h Event Log en try is composed of five fields: Severit y Date T ime Sy[...]

  • Pagina 374

    Troubleshooting Using Log g in g To Identify Pro b lem Sources (The event log is not erased by using the Reboot Swi t ch c o mmand i n the Mai n Menu.) T able C-1.Eve n t Log Sy stem Modules Module Event Description Module Event Description addrMgr A ddress table m gr Conso l e managemen t chassis switch hardware ports Change in port status; static[...]

  • Pagina 375

    Troubleshooting Using Loggin g To Identify Proble m Sources Menu: Entering and Navigating in the Event Log From the Main Menu, select Event Log . Range of Events in the Log Range of Log E v ents Displaye d Log Status Line Figure C-8. Exampl e of an Eve n t Log Displa y Th e log sta t us line at the bottom of the display identifie s where in the seq[...]

  • Pagina 376

    Troubleshooting Using Log g in g To Identify Pro b lem Sources CLI: Using the CLI, yo u can li st ■ Events recorde d sin c e the last boot of the swit ch ■ All e vents recorde d ■ Eve n t entries containing a speci fic keyw ord, eit h er since th e last b oot or all e vents recorde d Syntax : show logging [-a] [ < sea r ch-te x t>] HPsw[...]

  • Pagina 377

    Troubleshooting Using Loggin g To Identify Proble m Sources Debug and Syslog Operation Y ou can direct swi t ch debug (Event log) messages to th ese destinations: ■ Up to six SyslogD servers ■ One management-access session through: • A direct- c onnect RS-232 consol e C LI session • A T e lnet session • A n SSH session Figure C-9. Exa mpl[...]

  • Pagina 378

    Troubleshooting Using Log g in g To Identify Pro b lem Sources Debug T y pes. This section describes the types of debug messages the switch can send to confi g ured debu g desti n at ions. Synta x: [no] debug < debug-type > al l Configures the switch to send all debug types to the confi g- ured debug desti n ation(s). (Default: Disabled) even[...]

  • Pagina 379

    Troubleshooting Using Loggin g To Identify Proble m Sources Co nf iguri n g the Sw itch T o Se n d De bug Messages to One or More SyslogD Servers. Use the logg ing comma n d to co nfigure the switch to send Syslog messages to a SyslogD server , or to remove a SyslogD server from the swi t ch configuration. Syntax : [no] logging < sy slog-ip-addr[...]

  • Pagina 380

    Troubleshooting Using Log g in g To Identify Pro b lem Sources For e x ample, on a switch where there a r e n o Syslo g D server s confi g ured, yo u w ould do the follow i n g to con fig ure SyslogD servers 18.120.3 8 .155 a nd 18.120.43.125 and a u tomatically enable Syslog l ogg ing (with use r as the defaul t logging facility): logging < sy [...]

  • Pagina 381

    Troubleshooting Using Loggin g To Identify Proble m Sources Enabling or D i sab l ing Logging to Management Sessions and SyslogD Ser v ers. Use this co mmand w he n you w a nt to do an y of the following: ■ Disable Syslog log ging on all currently configure d SyslogD servers with- out removing the serve r s from the switch co n f iguration. ■ R[...]

  • Pagina 382

    Troubleshooting Using Log g in g To Identify Pro b lem Sources Shows tha t Sy slog (Destinatio n ) logg ing i s e nabled and tra n smitting log messag e s to IP address 18.120.38.155. Al so shows that the l ogging facil i ty is set to use r (the default), and that session logging is enable d.) Di sab l es Sy slo g log gi ng (but retain s the Sy slo[...]

  • Pagina 383

    Troubleshooting Using Loggin g To Identify Proble m Sources Syntax : show debug List the current debug status for both Syslog logging and Session loggi n g. Sho w s that Sy slog logging is enable d a nd sending event message s to th e user facility on the Sy slogD serve r at IP address 18.120.38.155. Sho ws that sessi on lo gging is operati ng thro[...]

  • Pagina 384

    Troubleshooting Diagnostic Tools ■ Ensure that your Syslog s e rver (s ) w i ll accept Debug mes s ages . All Syslog messages the switc h genera tes carry the configured facility . Al l Syslog messages resulting from debug operation c a rry a “debug” severity . If yo u configure the s witch to tr ansmit deb ug messages to a SyslogD serve r , [...]

  • Pagina 385

    Troubleshooting Diagnostic Tools 2. If the a t tached e n d-node doe s not have an Auto mode setting, the n you must manua lly config ure the swi tch por t to the sam e setting as the end- n ode po rt. See Chapt e r 10, “Po r t Status and Basi c Con fig urati on”. Ping and Link T e sts The Ping test and the Link test are po int-to -poin t te st[...]

  • Pagina 386

    Troubleshooting Diagnostic Tools W e b: Executing Ping or Link T e sts 1. Cli ck here. 4. For a Ping test, enter the IP address of the tar get device . Fo r a Lin k test, ente r the MA C address of the tar get de vic e. 3. Select Ping T e st (the default) o r Link T e st 5. Sel e ct the n u mb er of trie s (pa ck ets) and the timeou t for each try [...]

  • Pagina 387

    Troubleshooting Diagnostic Tools T i meout in Seconds is the nu m ber of seco nd s to all ow pe r attem p t to test a connection before determi n ing that the curren t atte mpt h a s fai l ed . T o halt a Link or Ping test be fore it con clude s, click on th e Stop bu tton . T o reset the screen to its d e fa ult settings, c lick on the Def aults b[...]

  • Pagina 388

    Troubleshooting Diagnostic Tools Link T e sts. Y o u can issue single or multiple lin k tests with va rying rep e ti - tion s and tim eout pe riods. Th e defau lts are : ■ Repetitions: 1 (1 - 999 ) ■ T i meout: 5 seconds (1 - 2 56 sec o nds) Syntax : link < m ac-address > [repetitions < 1 - 999 >] [timeout < 1 - 256 >] [vlan &[...]

  • Pagina 389

    Troubleshooting Diagnostic Tools Displaying the Confi g uration File The complete switc h configuration is co ntained in a fil e that you can browse fro m either the web bro w se r interface or the CLI. It may be useful in some trouble s hooting scenar ios to view the swi t ch configur at i on. CLI: V i ewing the Configuration File Using the CLI, y[...]

  • Pagina 390

    Troubleshooting Diagnostic Tools Listing Switch Config uration and Operation Details for Help in T roubleshooting Release G.04.05 and greate r includes the sho w tech command. Thi s com m and ou tput s, in a sing le list i ng , switch operat ing a nd ru nning co nf igurat io n detai ls fro m sev e ral inte rnal switch sourc e s, including: ■ Imag[...]

  • Pagina 391

    Troubleshooting Diagnostic Tools 1. In Hypertermin a l, cli ck on T r ansfer | Capture T e xt... Figure C-17. The Captu r e T e xt w i nd ow of the Hypertex t Application Use d w ith Microsoft Windows Software 2. In the F ile fi eld, enter the p ath and f ile name unde r w hich you want to store th e show tec h output . Figure C-18. Exampl e of a P[...]

  • Pagina 392

    Troubleshooting Diagnostic Tools CLI Administrative and T r oubleshooting Commands These comma nds provid e informa tion or pe rform actions that you may find helpfu l in tr oublesh ooti ng oper ati ng p r oblem s with th e switch . Not e For more on the CLI, refer to “Using the Co mmand Line I nt e rface (CLI)” o n page 4-1. Syntax : show vers[...]

  • Pagina 393

    Troubleshooting Restoring the Factory-Default Configuration Restoring the Factory-Default Configuration As p a rt of your tr oubleshoot in g process, it may become ne cessary to return the switc h configuration to the factor y defaul t settings. This pro c ess m o men- tarily i nte rrup t s t he switch operatio n, clears any passwords, clears the c[...]

  • Pagina 394

    Troubleshooting Restoring a Flash Image Restoring a Flash Image The switch can lose it s op erati n g system if either the primary or sec o nda ry flash ima ge location is empty or c o nta i ns a corrupted OS file and an operator use s th e er ase fl ash co mmand to erase a good O S image fi le from t h e opposi te fl ash l o cat i on. T o Recover [...]

  • Pagina 395

    Troubleshooting Restoring a Flash Image 4. Sinc e the OS fil e is l a rge, you can increase the speed of the dow n load by changing the swi tch console and termin al emulator baud ra tes to a hig h spe e d. For example: a. Change the swi t ch baud rate to 115,2 00 Bps. => sp 115200 b. Change the terminal em ula t or baud rat e to match the swi t[...]

  • Pagina 396

    Troubleshooting Restoring a Flash Image Figure C-19. Exampl e of Xmodem Downl oad in Pro g ress 8. When the dow n load compl e tes, the swi t ch reboots f r om pri m ary f l ash usi ng the OS image you dow n loaded in the preceding steps, plus the most recent startup-config file. C-46[...]

  • Pagina 397

    D MAC Address Management Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-2 Determining MAC Addresses in the Swi t ch . . . . . . . . . . . . . . . . . . . . . . . . D-2 Menu: Vie w ing th e Swi t ch ’s MAC Addresse s . . . . . . . . . . . . . . . . . . . . D-3 CLI : Vie[...]

  • Pagina 398

    MAC Address Management Overview Overview The switch assigns MAC ad dresse s in these areas: ■ For management functions: • O ne Base MAC address assigned to th e d e faul t VLAN (VID = 1) • A ddit i onal MAC add r ess(es) correspondi ng to addition al VLANs yo u configure in the switch ■ For i nte rna l swi t ch operat i ons: On e MA C addre[...]

  • Pagina 399

    MAC Address Managemen t Determining MAC Addresses in the Switch ■ Use the CLI to view the swi t ch’ s port MAC ad dresses in hexadecima l format. Menu: V i ewing the Swi t ch’ s MAC Addresses The Man agement Add r ess Informa t io n screen lists the MAC addresses for: ■ Base swi tch (defau lt VL AN; V ID = 1) ■ Any additional VL ANs conf [...]

  • Pagina 400

    MAC Address Management Determining MAC Add r esses in the Switch CLI: V i ewi n g the Port and VLAN MAC Addresses The MAC address assigne d to each swi tch port is use d internally b y such features as Flow Control and the Spanning T r ee Pro tocol. Usi n g th e wal k mi b command t o dete rmi n e t h e MAC address assignments f o r i n dividual po[...]

  • Pagina 401

    MAC Address Managemen t Determining MAC Addresses in the Switch ifPhy sAd dress.226 & 237 MAC Addresses for n on-default VLA N s. ifPhy s Address.1 - 6: Ports A 1 - A6 in Slot 1 (Addresses 7 - 24 in slot 1 and 25 - 48 in slot 2 ar e unused.) ifPhy s Address.4 9 - 51 : P orts C1 - C3 in Slot 3 (Addresses 5 2 - 72 in slot 3 ar e unused.) ifPh y s[...]

  • Pagina 402

    ------------- ------- -------- MAC Address Management Viewing theMAC Addresses of C onnected Devices on Series 2600/260 0-PWR, 2800 and 4100gl Switches V i ewing theMAC Addresses of Connected Devices on Series 2600/ 2600-PWR, 2800 and 4100gl Switches Syntax: show mac-address [ | mac-addr | Lists the MAC addresses of the de vices the swit ch has det[...]

  • Pagina 403

    E Daylight Savings T i me on HP ProCurve Switches Configuring Daylight Savings T i me Thi s in fo rmation ap plies to th e following H P ProCu r ve switc hes: • 2512 • 2524 • 2626 • 2650 • 2626-PWR • 2650-PWR • 2824 • 2848 • 3400cl • 1600M • 4108gl • 2400M • 4104gl • 2424M • 6108 • 4000M • 5304xl • 8000M • 5308[...]

  • Pagina 404

    Daylight Savings T i me on HP ProCurve Switches Configuring Daylight Savings Time Canada and Continental US: • B egin DST at 2am the first Su nday on or after April 1st. • E nd DST at 2am the first Sun day on or after October 25th. Middle Europe and Portugal : • B egin DST at 2am the first Su nday on or after March 25th. • E nd DST at 2am t[...]

  • Pagina 405

    Daylight Savings Time on HP ProCurve Switches Configuring Dayligh t Savings Time Bef o re co nf iguring a "User def ined" Dayligh t Time Rule, it is importa nt to understand how the switc h treats the en tries. The switch kn ows w h ich d at es are Sunda y s, and uses an algorithm to determine on w h ich date to change the system cl ock, [...]

  • Pagina 406

    Daylight Savings T i me on HP ProCurve Switches Configuring Daylight Savings Time — Th is page is intentionally unuse d. — E-4[...]

  • Pagina 407

    Index Symbols => prompt … C -44 Numerics 802.3u a u to neg o tiation standa rd … 10-4 A access manage r … 13-13 oper a to r … 13-13 ACL debu g See also debug command. Act i ons line … 3 -9, 3-10, 3-11 location on screen … 3 -9 address table, po rt … B -14 addre s s, net w ork manager … 13-4, 13-5 alert log … 5 -19 alert types ?[...]

  • Pagina 408

    priority settings ma pped to downstream de vi ce s … 10 -30 Clear button … 5-11 resto r ing factory default configuration … C-43 CLI context level … 10-10 command line interface Se e CL I. communities, SNMP … 13-14 viewing and configuring with th e CLI … 13-16 viewing and configuring with th e menu … 13-14 configuration … 3-7 Bootp [...]

  • Pagina 409

    effect of priorit y settings … 10-30 duplicate MAC address See MAC address Dyn1 Se e LACP. E ending a console se ssio n … 3-5 event log … 3-7, C-2 3 navig a tion … C -25 See also debug logging. severity leve l … C-23 tem p erature m e ssages … C -5 use durin g troubleshooting … C -23 with debug … C -33 excessive packets … 10-25 F [...]

  • Pagina 410

    removing or rep l acing … 8 -10 IP preserve DHCP ser v er … 8 -16 overview … 8 -16 rules, operating … 8 -16 sum m ary of effect … 8 -19 IPX netwo r k number … B-7 J Java … 5-4, 5-5 jum b o packets configuration … 10-19 excess i ve inboun d … 10-23 flow control … 10-18, 10-22 GVRP operation … 10-18 management VLA N … 10-22 ma[...]

  • Pagina 411

    startup configuration … 3-10 menu interface configuration changes, saving … 3 -10 MI B … 13-4 MIB listing … 13-4 MIB, HP proprietary … 13-4 MIB, standard … 13-4 mirroring Se e port monitoring. monitoring traffic … B-24 multinetting … 8 -9 multinetting, limit … 8-9 mul t iple VLAN … 13- 3 multi-port bridge … 8 -2 N navig a tion[...]

  • Pagina 412

    enabling dynamic LACP … 1 2-16 FEC … 12-7, 12-2 5 IGMP … 12-9 LACP … 10-5 LACP, full duplex req u ired … 1 2-5 link requirements … 12-3 logical port … 1 2-9 media requirements … 12-8 media type … 12-3 menu access t o sta t ic trunk … 12-10 monitor port res tri ctions … 1 2-9 nonconsecutive ports … 12-2 number of trunk s … [...]

  • Pagina 413

    secure copy Se e SCP/SFTP. secure FTP Se e SCP/SFTP. security … 5 -11, 7-3 Self Tes t LED behavior during factory default reset … C-43 serial num b er … B -6 ses sion Se e debug logging. setting fault d e tection policy … 5-23 setup screen … 1 -8, 8-4 severity code, event log … C -23 show tech … C -40 slow n e twork … C-8 SNMP … 1[...]

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    URL … 5-12 URL Window … 5 -12 switch console Se e console. switch setup menu … 3 -8 switch software Se e OS. switch-to- swit ch do wn load … A-14 Syslog facility, user … C -34 Se e debug loggin g. severity, " d ebug" … C-34 sys t em configuration screen … 7 -9 System Nam e paramete r … 7-10 T TACACS SSH exclusion … A-10 [...]

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    URL browser interface online help location … 5-13 HP Procurve … 5 -13, 13-4 management … 5 -1 3 management server … 5 -12, 5-13 suppor t … 5-12, 5-13 user name, usin g for bro wse r o r conso le access … 5-8, 5-10 users, SNMPv3 Se e SNMPv3. using the passwords … 5-10 utilization, port … 5-16 version, OS … A -5, A-1 2 , A-15 VLAN ?[...]

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    10 – Index[...]

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    [...]

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    T echnical inf ormati on in this document is subj ect to change w ithout noti ce. ©Cop yr ight 2000, 2004. Hew lett-P ack ar d Deve lopment Compan y , L.P . Rep roduc tion, adap tation , or translati on with out pri or wr itten permissi on is prohib ited ex cept as allo wed unde r the copy righ t laws. Octobe r 2004 Manual P art Number 5 990-602 3[...]