HP HP ProCurve series 2500 Bedienungsanleitung

hp pr oc urve s er ies 2 500 s w itc hes management and conf i gur ati on gui de w w w .hp .com/go/pr ocurv e[...]

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HP P roCurve Swit ches 2512 and 252 4 Management and Configuration Guide Software Release F.01or Grea ter[...]

Hewlet t-Pa ckard Com pany 8000 Foo thills B oulevar d, m/s 5551 Rosev ille, Calif orni a 95747- 5551 http:// www.h p.com/g o/procur ve © Copyright 2000 Hew lett-Packard Co mpany All Righ ts Reserved. This docume nt contains i nformation whi ch is protecte d by copyright. Reproduction, adapta tion, or translation without prior permission is prohib[...]

iii Pref ace Preface Use of This Guide and Other Pro Curve Switch Documentation This guide de scribes how to use the c ommand lin e interfa ce (CLI), me nu interfac e, a nd web browser int erfac e for t he HP ProCur ve Swi tches 2 512 and 2524 - herea fter r eferred to ind ividua lly as the “Switc h 2512” o r “Sw itch 2524” and c ollect ive[...]

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v Conten ts Contents Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii Use of This Guide an d Other Pro Curve Switc h Documentat ion . . . . . . iii 1: Selecting a Mana gement Interfa ce Chapt er Content s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

vi Cont ents Access ing the C LI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Using the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Privilege Levels at Logon . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3 Pri[...]

vii Conten ts The Port Utilization and Status Displa ys . . . . . . . . . . . . . . . . . . . . . . . 4-17 Port Utilization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17 Port Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19 The Alert Log . . . . . . . . . [...]

vii i Cont ents 6. Optim izing Po rt Usage Th rough Traffic Cont rol and Port Trunking Chapt er Content s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1 Overvie w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2 Viewing Port Status and Conf i[...]

ix Conten ts Configur ing and Moni toring Po rt Security . . . . . . . . . . . . . . . . . . . . . . 7-9 Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-9 Blocking Unauthorized Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-10 Trunk Group Exclusion . . . . . . . . . . . [...]

x Cont ents SNMP Manage ment Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3 Configur ing for S NMP Access to the Swit ch . . . . . . . . . . . . . . . . . . . . 8-4 SNMP Communi ties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6 Menu: Viewing and Configuring SNMP Communit[...]

xi Conten ts Using the Commander To Manage The Stack . . . . . . . . . . . . . . . . . . . 9-19 Usin g the Co mmander To Access Member Switch es for Configuration Changes and Monitoring Traffic . . . . . . . . . . . . . . 9-26 Conv erti ng a Comma nder or Memb er to a Member of Another Stack . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

xii Cont ents VLAN Restrict ions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-75 Sympto ms of Duplicat e MAC Addre sses in VLAN E nvironment s 9-76 GVRP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-77 General Operation . . . . . . . . . . .[...]

xiii Conten ts General System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5 Menu Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5 CLI Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5 Switch Management Address In[...]

xiv Cont ents Unusual Netw ork Activity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-6 General Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-6 IGMP-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-7 Problems Related to Spanning-Tree Protoc[...]

xv Conten ts Transferri ng Switch Co nfiguratio ns . . . . . . . . . . . . . . . . . . . . . . . . . . A-10 B: MAC Address Management Appendix B Content s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1 Overvie w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

xvi Cont ents[...]

1-1 Sele cting a Ma nagemen t Interface 1 Selecting a Management Interface Chapter Contents Overvie w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Understand ing Management Interf aces . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Advantag es of Using the M enu Interface . . .[...]

1-2 Selec ting a Ma nagem ent Int erfa ce Overv iew Sele cting a Ma nagemen t Int erf ace Overview This chapte r describes the foll owing: ■ Manage ment in terf aces fo r the Swi tches 25 12/2 524 ■ Advant ages of using each int erface Understanding Management Interfaces Manage ment i nter faces enab le yo u to reco nfigu re the swit ch and to [...]

1-3 Sele cting a M anage ment I nter face Adv antage s of Usi ng the Me nu I nte rface Sele cting a Ma nagemen t Interface Advantages of Using the Menu Interface Figure 1-1. Example of the Console Inte rface Display ■ Provides quick, easy management access to a menu -driven subse t of switch con figurat ion and pe rforma nce featur es: The men u [...]

1-4 Selec ting a Ma nagem ent Int erfa ce Advant ages of U sing t he CLI Sele cting a Ma nagemen t Int erf ace Advantages of Using the CLI Figure 1-2. Exampl e of The Comma nd Prompt ■ Provides a ccess to the co mplete set of the switch con figuration, pe rfor- mance, and di agno stic features . ■ Offers out- of-band acce ss (through the RS-232[...]

1-5 Sele cting a M anage ment I nter face Advant ages of Using the HP Web Bro wser In terf ace Sele cting a Ma nagemen t Interface Advantages of Using the HP W eb Browser Interface Figure 1-3. Example of the HP We b Browser Interf ace ■ Easy access to the sw itch from any where on t he network ■ Familia r browse r interf ace --locations of win [...]

1-6 Selec ting a Ma nagem ent Int erfa ce Advant ages of U sing H P Top Tool s for Hubs & Swi tch es Sele cting a Ma nagemen t Int erf ace Advantages of Using HP T opT ools for Hubs & Switches Y ou can operate HP T o pT ool s from a PC on the ne twork to monit or traffic, manage y our hubs and sw itches, and p roactively r ecomme nd network[...]

1-7 Sele cting a M anage ment I nter face Advan tag es of Usin g HP TopT ools for Hub s & Switc hes Sele cting a Ma nagemen t Interface • Notifi es you w hen HP hu bs us e “ self-he aling ” feature s to fix or limit comm on network p roblem s. • Provide s a list of disc overed d evices, wit h devi ce type, connecti vity status, the numb[...]

1-8 Selec ting a Ma nagem ent Int erfa ce Advant ages of U sing H P Top Tool s for Hubs & Swi tch es Sele cting a Ma nagemen t Int erf ace[...]

2-1 Using the Menu Interface 2 Using the Menu Interface Chapter Contents Overvie w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Starting and Ending a Menu Session . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Main Menu Feat ures . . . . . . . . . . . . . . . . . . . . . . [...]

2-2 Using the Menu In terfac e Overv iew Usin g the Me nu Int erfa ce Overview This chap ter de scribes th e following feature s: ■ Overv iew of t he Menu Int erface ( page 4- 1) ■ Start ing and en ding a M enu session (p age 2-3 ) ■ The Mai n Menu (page 2 -7) ■ Screen stru cture and na vigati on (pag e 2-9 ) ■ Rebo oting the sw itch (pag[...]

2-3 Usi ng the Me nu In ter face Star ting an d Ending a Men u Session Using the Menu Interface Menu I nte ractio n with Othe r Inter face s. ■ A configur ation chan ge made throu gh any sw itch interfa ce overwrites earl ier ch anges made th rough any othe r interf ace. ■ The Menu Inter face and the CLI (Command Lin e Interfa ce) both use the [...]

2-4 Using the Menu In terfac e Star tin g and Endi ng a Menu Sessi on Usin g the Me nu Int erfa ce How T o Start a Me nu Interface Se ssion In its factory defau lt config uration, th e switch co nsole sta rts with th e CLI promp t. T o use the menu inte rface wit h Manager pri vileges, go to the Manage r level pr ompt and e nter the me nu comma nd.[...]

2-5 Usi ng the Me nu In ter face Star ting an d Ending a Men u Session Using the Menu Interface Figure 2-1. The Main Menu with Manag er Privilege s For a descr iptio n of Ma in Me nu feat ures, see “ Main Me nu Fe atur es ” on page 2-7. Note T o config ure t he swit ch to sta rt wit h the me nu inte rface inste ad of th e CLI, go to the Manage [...]

2-6 Using the Menu In terfac e Star tin g and Endi ng a Menu Sessi on Usin g the Me nu Int erfa ce Figure 2-2. An Asterisk Indicates a Configur ation Change Requiring a Reboo t 1. I n the c urre nt sess ion, if you h ave not made con figur atio n chan ges t hat requ ire a s wit ch reb oot to acti vate , re turn t o the Ma in menu an d pre ss [0] (z[...]

2-7 Usi ng the Me nu In ter face Main Menu Feat ures Using the Menu Interface Main Menu Features Figur e 2- 3. The M ain Me nu View with Ma nager Pri vilege s The Main Me nu gives you ac cess to these Menu interfa ce features : ■ Sta tus and Counter s: Provides acce ss to display screens showing switch info rmation , port st atus and count ers, p[...]

2-8 Using the Menu In terfac e Mai n Menu Fe atures Usin g the Me nu Int erfa ce ■ Command Li ne (CLI): Select s the Comman d Line Int erface at the sam e level (Manager or Operato r) tha t you are ac cessing i n the Menu inter face. (See chap ter 3, "Usin g the Co mmand Line In terfa ce (CLI )".) ■ Rebo ot Swit ch: Perfor ms a "[...]

2-9 Usi ng the Me nu In ter face Scre en Str uctu re and Nav igat ion Using the Menu Interface Screen Structure and Nav igation Menu i nterface screens include the se thr ee elemen ts: ■ Param ete r fiel ds and/o r read -on ly info rmat ion su ch as stati stic s ■ Naviga tion and conf iguration actions, suc h as Save, Edit, and Canc el ■ Help[...]

2-10 Using the Menu In terfac e Scre en Str uctu re and Nav igat ion Usin g the Me nu Int erfa ce T able 4-1. How T o Navigate in the M enu Inte rface T ask: Actions : Execu te an act ion from th e “ Actio ns – > ” list at the bot tom of the scre en: Use ei ther of the fo llo wing meth ods: • Use the arrow key s ( [< ] ,or [> ] ) t[...]

2-1 1 Usi ng the Me nu In ter face Scre en Str uctu re and Nav igat ion Using the Menu Interface T o get Help on i ndivid ual parame ter de scriptio ns. In most scr eens there is a Help option in the Actions line. Wh enever any of the items i n the Actions line is highlighted, pr ess [H] , and a separa te help screen is displayed . For ex ample : F[...]

2-12 Using the Menu In terfac e Rebo oting the Switch Usin g the Me nu Int erfa ce Rebooting the Switch Reboot ing the swit ch from the menu inte rface ■ T ermina tes all curr ent session s and perform s a reset o f the operat ing system ■ Activa tes any con figuratio n change s that req uire a r eboot ■ Resets stat istical counters to zero ([...]

2-1 3 Usi ng the Me nu In ter face Rebo oting t he S witc h Using the Menu Interface Rebooting T o Act ivate Configu ration Change s. Configur ation chan ges for most p arameters be come effec tive as soon a s you save them. How ever , you mu st rebo ot th e swit ch in or der t o impl emen t a chan ge i n the M aximum VLA Ns to supp ort p arame ter[...]

2-14 Using the Menu In terfac e Menu Fe atu res List Usin g the Me nu Int erfa ce Menu Features List Sta tus an d Counte rs • General Sy stem Informati on • Switch Manage ment Addre ss Inform ation • Port Stat us • Port Count ers • Address T able • Port Addr ess T able • Spanning T ree In formation Swi tch C onf igur atio n • System[...]

2-1 5 Usi ng the Me nu In ter face Wher e To Go Fro m Here Using the Menu Interface Where T o Go From Here This c hapter provid es an overvi ew of t he men u inte rface and how t o use it. The foll owing table indica tes where to turn for detailed informatio n on how to use the ind ividual f eatures av ailable th rough th e menu inter face. Option [...]

2-16 Using the Menu In terfac e Wher e To Go From Here Usin g the Me nu Int erfa ce[...]

3-1 Us ing th e Comma nd Li ne Interface (CLI) 3 Using the Command Line Interface (CLI) Chapter Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Accessing the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Using [...]

3-2 Using th e Command Line Inter face (CL I) Overv iew Usin g the Comma nd Line Interf ace (CLI ) Overview The CL I is a text -based co mmand inte rface for confi guring and monit oring th e switch . The CLI give s you ac cess to the swi tch ’ s full set of commands w hile providing the same passw ord protectio n that is used in the w eb browser[...]

3-3 Usi ng the Co mmand Line Inte rface (CLI) Usin g the CLI Us ing th e Comma nd Li ne Interface (CLI) first usin g write mem ory , a ll ch ange s mad e sinc e th e las t reb oot o r write memo ry (whichev er is later) will be lost. For mor e on switch memory and saving config uration cha nges, see appe ndix C, "Swit ch Memor y and Configur a[...]

3-4 Using th e Command Line Inter face (CL I) Using the CL I Usin g the Comma nd Line Interf ace (CLI ) Caut ion HP strongly re commend s that yo u config ure a Manag er password . If a Man- ager passw ord is not co nfigured, t hen the Mana ger leve l is not password - protec ted, and anyone having in-band o r out-of -band ac cess to the switc h ma[...]

3-5 Usi ng the Co mmand Line Inte rface (CLI) Usin g the CLI Us ing th e Comma nd Li ne Interface (CLI) Manager Privileges Manag er privi leges give y ou thre e ad ditional levels of access: Ma nager , Globa l Config uration, and Cont ext Confi guration. (See figure .) A " # " charac ter delimits a ny Mana ger promp t. For ex ample : HP25[...]

3-6 Using th e Command Line Inter face (CL I) Using the CL I Usin g the Comma nd Line Interf ace (CLI ) Chan ging In terfac es. If you change from the CLI to the menu interfac e, or the reverse, yo u will remain at the same priv ilege level. For exa mple, entering the menu co mmand from the Operato r level of the CLI takes you t o the Operator p ri[...]

3-7 Usi ng the Co mmand Line Inte rface (CLI) Usin g the CLI Us ing th e Comma nd Li ne Interface (CLI) How T o Move B etween Levels Movin g Be tween t he CL I and the Menu Inter face . When moving between int erfaces, the switch retain s the current pr ivilege level (Ma nager or Opera tor) . That is, if you ar e at th e Opera tor le vel in th e me[...]

3-8 Using th e Command Line Inter face (CL I) Using the CL I Usin g the Comma nd Line Interf ace (CLI ) For example , if you use the CLI to set a Manage r password, and th en later use the Se tup scree n (in the menu i nterfac e) to se t a di fferent Ma nager pa ssword, then th e first password will be rep laced by the se cond one . Listing Comman [...]

3-9 Usi ng the Co mmand Line Inte rface (CLI) Usin g the CLI Us ing th e Comma nd Li ne Interface (CLI) T ypi ng ? at the Man ager level produ ces thi s listing : Figure 3-4. Example of the Manager -Level Command Listing When - - MORE - - appear s, there ar e more comm ands in the listing. T o list the next scree nfull of comma nds, press the Spa c[...]

3-10 Using th e Command Line Inter face (CL I) Using the CL I Usin g the Comma nd Line Interf ace (CLI ) As mentio ned above, if you t ype part of a co mmand wo rd and press [T ab] , the CLI com pletes the cur rent word ( if you have typed enoug h of the wo rd for the CLI to distin guish it from other possibilities), inc luding hyphena ted exten- s[...]

3-11 Usi ng the Co mmand Line Inte rface (CLI) Usin g the CLI Us ing th e Comma nd Li ne Interface (CLI) Thus, if you w anted to cre ate a port trunk group using ports 5 - 8, the abov e conven tions show tha t you could do so using any o f the followin g forms of the trunk comma nd: HP2512(config)# trunk trk1 trunk 5-8 HP2512(config)# trunk trk1 tr[...]

3-12 Using th e Command Line Inter face (CL I) Using the CL I Usin g the Comma nd Line Interf ace (CLI ) Figure 3-7. Example of Co ntext-Sen sitive Command-List Help Displaying Help for an Indi vidual Comma nd. Y ou can display He lp for any co mmand that is avai lable at the cu rren t cont ext le vel by en teri ng enou gh of the command str ing to[...]

3-13 Usi ng the Co mmand Line Inte rface (CLI) Usin g the CLI Us ing th e Comma nd Li ne Interface (CLI) Figure 3-9. Example o f Help for a Specific Instan ce of a Com mand Note that if you try to list the help for an individual command from a pri vilege level that doe s not in clude that command , the swi tch retu rns an er ror me ssage. For ex am[...]

3-14 Using th e Command Line Inter face (CL I) Using the CL I Usin g the Comma nd Line Interf ace (CLI ) Figure 3-10. Context-Sp ecific Co mmands Affecting Port Con text HP2512(eth-5-8)# ? HP2512(eth-5-8)# ? Lists the commands you can use in th e po rt or sta tic t ru nk context , plus the Mana ger , Oper ator , and c ontext comm ands you ca n exec[...]

3-15 Usi ng the Co mmand Line Inte rface (CLI) Usin g the CLI Us ing th e Comma nd Li ne Interface (CLI) VLAN Con text . Includes VLAN -speci fic comman ds that appl y only to the select ed VLAN, plu s Manage r and Oper ator comma nds. The pro mpt for thi s mode incl udes the VLA N ID of the selec ted VLAN. F or example , if you had alre ady c onfi[...]

3-16 Using th e Command Line Inter face (CL I) CLI Cont rol and Edit ing Usin g the Comma nd Line Interf ace (CLI ) CLI Control and Editing Key st rokes Function [Ctrl] [A] Jumps to the fir st char acte r of the co mmand li ne. [Ctrl] [B] or [< ] Moves the cu rsor ba ck one ch aracter . [Ctrl] [C] T e rminat es a ta sk and disp lay s th e comman[...]

4-1 Using the HP Web Browser Interface 4 Using the HP W eb Browser Interface Chapter Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 General Feat ures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Web Browser Int[...]

4-2 Using th e HP Web Brows er Interfa ce Overv iew Using the HP Web Browser Interface Overview The HP w eb browse r interfac e built into the sw itch lets y ou easily access the switch from a browse r -based PC on y our netwo rk. This lets you do the followin g: ■ Optimi ze your ne twork upt ime b y using th e Alert Log and other dia gnostic too[...]

4-3 Using the HP Web Brow ser Interf ace Gener al Feat ures Using the HP Web Browser Interface General Features The Se ries 250 0 switch es inclu de these web browse r interfa ce fea tures: Switch Configu ration: • Ports • VLANs a nd Prim ary VLAN • Fa ult de tec tion • Port mo nitoring (mirroring ) • System in formation • Enable/ Disab[...]

4-4 Using th e HP Web Brows er Interfa ce Web Br owser In terf ace Re quire ments Using the HP Web Browser Interface W eb Browser Interface Requirements Y ou ca n use equip ment me eting the f ollowing requirem ents to acc ess the web brow ser int erfac e on yo ur in tran et. T able 4- 1. Sy stem R equirements for Ac cessing the HP We b Bro wser In[...]

4-5 Using the HP Web Brow ser Interf ace Starti ng an HP We b Brows er Inte rface Sessi on wit h the S witch Using the HP Web Browser Interface Starting an HP W eb Browser Interface Session with the Switch Y ou can start a web bro wser session in t he following ways: ■ Using a standa lone web bro wser on a netw ork conne ction from a PC or UNIX w[...]

4-6 Using th e HP Web Brows er Interfa ce Star ting an H P Web Browser I nterfa ce Sess ion wi th the Swi tch Using the HP Web Browser Interface 2. T ype the IP addre ss (or DNS name) of the switch in the brow ser Locatio n or Add ress field an d press [Ent er] . (It is not necessa ry to incl ude htt p:// .) switch2512 [En ter] (exa mple of a D NS-[...]

4-7 Using the HP Web Brow ser Interf ace Starti ng an HP We b Brows er Inte rface Sessi on wit h the S witch Using the HP Web Browser Interface 3. T he w eb bro wser inte rface auto matica lly s tart s with the Statu s Ove rvie w window d isplayed for the selecte d device , as shown in fi gure 4-1. Note If the Registrat ion windo w appears, cl ick [...]

4-8 Using th e HP Web Brows er Interfa ce Tasks for Yo ur First HP Web Browser I nterface Session Using the HP Web Browser Interface T asks for Y our Firs t HP W eb Browser Interface Session The firs t time you acc ess the web browse r interfac e, there a re three tasks th at you shou ld perform: ■ Revie w the “ Fir st T ime Insta ll ” window[...]

4-9 Using the HP Web Brow ser Interf ace Task s for You r First HP Web Br owser In terf ace Sessi on Using the HP Web Browser Interface This wind ow is the launc hing point for the ba sic configur ation yo u need to perfor m to set web browse r interfa ce password s to maintain security an d Fault Detection polic y , which d etermines the t ypes of[...]

4-10 Using th e HP Web Brows er Interfa ce Tasks for Yo ur First HP Web Browser I nterface Session Using the HP Web Browser Interface Figure 4-3. The Device Passwords Window T o set the passwords: 1. Ac cess the Device Pa sswords scree n by one of the f ollowing me thods: • If the Alert Lo g incl udes a “ First T ime Install ” ev ent ent ry ,[...]

4-1 1 Using the HP Web Brow ser Interf ace Task s for You r First HP Web Br owser In terf ace Sessi on Using the HP Web Browser Interface Using the Pass words Fig ure 4 -4. Exam ple of th e Pa sswor d Wi ndow in the Web Bro wser Int erfa ce The manag er and op erator passwords are used to co ntrol acce ss to all switc h interfac es. Once set, you w[...]

4-12 Using th e HP Web Brows er Interfa ce Tasks for Yo ur First HP Web Browser I nterface Session Using the HP Web Browser Interface Online Hel p for the HP W eb B rowser Interface Onl ine H elp is ava ila ble f or the we b brow ser inte rfac e. Y ou ca n us e it by click ing on the qu estion mark button in the uppe r right cor ner of an y of the [...]

4-1 3 Using the HP Web Brow ser Interf ace Suppor t/Mgmt URL s Feat ure Using the HP Web Browser Interface Support/Mgmt URLs Feature The Su pport/Mgmt UR Ls window enabl es you to cha nge the W o rld Wide W eb Universa l Resource Lo cator ( URL) for t wo functi ons: ■ Suppor t URL – a support info rmation site for your swi tch ■ Management S [...]

4-14 Using th e HP Web Brows er Interfa ce Supp ort/Mg mt UR Ls Fea ture Using the HP Web Browser Interface Support URL This is the site that the switc h accesses w hen you clic k on the Suppo rt tab on the web br owser int erface. T he defaul t URL is: http: //w ww.hp.com /go /pro curv e which is the W orld W ide W eb site for Hewlett- Packard ’[...]

4-1 5 Using the HP Web Brow ser Interf ace Suppor t/Mgmt URL s Feat ure Using the HP Web Browser Interface ■ If you have W orld Wide W eb acces s from yo ur PC or wor kstation , and do not ha ve HP T opT ools installed o n your networ k, enter the follow ing URL in the Ma nagement Server URL field sh own in figure 4-7 on page 4-15 : http: //w ww.[...]

4-16 Using th e HP Web Brows er Interfa ce Stat us Repo rtin g Featur es Using the HP Web Browser Interface Status Reporting Features Brow ser el ement s cov ered i n this secti on incl ude: ■ The Overvi ew window (be low) ■ Port utilization and status (page ) ■ The Al ert log ( page ) ■ The Sta tus b ar (page ) The Overview W indow The Ove[...]

4-1 7 Using the HP Web Brow ser Interf ace Stat us Repor ting Fe ature s Using the HP Web Browser Interface The Port Utilization and Status Displa ys The Port Utilization and Status display s show an overv iew of the st atus of the switch and the amount of ne twork activ ity on each p ort. The follo wing figur e shows a sample reading of the Port U[...]

4-18 Using th e HP Web Brows er Interfa ce Stat us Repo rtin g Featur es Using the HP Web Browser Interface ■ Maximum Ac tivity Indicato r: As the bars i n the gr aph ar ea c hange height to reflect the level of network acti vity on the corresp onding port, they l eave an o utline t o identi fy the ma ximu m activity leve l that has b een observe[...]

4-1 9 Using the HP Web Brow ser Interf ace Stat us Repor ting Fe ature s Using the HP Web Browser Interface Port Sta tus Figure 4-12. The Po rt Status Indicator s and Lege nd The Port St atus indicator s show a symbol f or each port t hat indicates th e general st atus of the port. There ar e four possi ble statuses : ■ Port Co nnected – th e p[...]

4-20 Using th e HP Web Brows er Interfa ce Stat us Repo rtin g Featur es Using the HP Web Browser Interface The Alert Log The web br owser inte rface Ale rt Log, shown in the lower ha lf of the scre en, shows a list of network occurrences, or alerts , th at were d etected by the switch . T ypical alerts ar e Broadca st Stor m , indica ting an ex ce[...]

4-2 1 Using the HP Web Brow ser Interf ace Stat us Repor ting Fe ature s Using the HP Web Browser Interface Alert T ypes The foll owing table lists the t ypes of a lerts that can be gen erated. T able 4-2. Al ert St rings an d Descri ptions Alert Stri ng Alert Descrip tion First T ime Instal l Impor tant insta llation informati on for yo ur switch [...]

4-22 Using th e HP Web Brows er Interfa ce Stat us Repo rtin g Featur es Using the HP Web Browser Interface Note When troubleshoo ting the sourc es of alerts, it ma y be helpfu l to check the switch ’ s Por t Status an d Port Coun ter wind ows and th e Event Lo g in the consol e interf ace. V iewing Detail V iews of Alert Log Entries By double cl[...]

4-2 3 Using the HP Web Brow ser Interf ace Stat us Repor ting Fe ature s Using the HP Web Browser Interface The Status Bar The Stat us Bar is displa yed in th e upper le ft corner of the web browser interfa ce scre en. Figur e 4-15 shows a n expand ed view o f the stat us bar . Figure 4-15. Example of the Status Bar The Status ba r consis ts of fou[...]

4-24 Using th e HP Web Brows er Interfa ce Stat us Repo rtin g Featur es Using the HP Web Browser Interface ■ Product Name. The produc t name of th e switch to which yo u are connec ted in the c urrent w eb browser interfac e session. Setting Fault Det ection Policy One of the po werfu l features in t he web br owser inter face is the Fault Detec[...]

4-2 5 Using the HP Web Brow ser Interf ace Stat us Repor ting Fe ature s Using the HP Web Browser Interface ■ High Se nsitivity . This policy directs the sw itch to sen d all ale rts to the Aler t Log. This settin g is most effect ive on netw orks that have none or few problems. ■ Medium Sensitivi ty . This policy directs the swi tch to send al[...]

4-26 Using th e HP Web Brows er Interfa ce Stat us Repo rtin g Featur es Using the HP Web Browser Interface[...]

5-1 Configurin g IP Addressing, Int erf ace A cce ss, and 5 Configuri ng IP Addressing, Interface Access, and System Information Chapter Contents Overvie w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2 IP Confi guration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

5-2 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n Overv iew Config uring IP Addressi ng, Interfa ce Access, and Overview This chapter describ es the switch conf iguration features availabl e in the menu interfac e, CLI an d web browse r interface . For help on how to use thes e interfa ces, refer to: ■ Chap ter 2 , ?[...]

5-3 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n IP Confi guratio n Configurin g IP Addressing, Int erf ace A cce ss, and IP Configuratio n IP Confi guration Fea tures IP Ad dres s and Subne t Ma sk. C onfiguring the switch with an IP address expands your ab ility to manage the switch and use its feature s. By default, [...]

5-4 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n IP Conf igur ation Config uring IP Addressi ng, Interfa ce Access, and T ime p Operati on. Use this op tional par ameter if you want th e switch to get its time inform ation from anothe r device opera ting as a T imep server . In it s defaul t T im ep co nfigura tion, th[...]

5-5 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n IP Confi guratio n Configurin g IP Addressing, Int erf ace A cce ss, and ■ The IP addre ssing used in the sw itch should be com patible with your network. Tha t is, the IP add ress must be unique and the su bnet mask must be appro priat e for th e IP netw ork. ■ If yo[...]

5-6 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n IP Conf igur ation Config uring IP Addressi ng, Interfa ce Access, and T o Config ure IP Ad dressing . 1. F rom th e Mai n Men u, Sel ect. 2. Switch Con figuratio n ... 5. IP Co nfigu rati on Note If multiple VLANs are conf igured, a scree n showing all VLANs ap pears in[...]

5-7 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n IP Confi guratio n Configurin g IP Addressing, Int erf ace A cce ss, and 6. I f you sel ecte d Manua l , press [T ab] or [v ] , and additional fields will be displa yed for ente ring t he IP address fo r the T i mep se rver . 7. Se lect the T imeP Poll Interval field if y[...]

5-8 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n IP Conf igur ation Config uring IP Addressi ng, Interfa ce Access, and V iewing t he Current IP Configura tion. The fo llowing c ommand displays the IP addre ssin g for ea ch VLAN config ured in the sw itch . If only the DEF AUL T_ VLAN exists, then its IP conf iguration[...]

5-9 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n IP Confi guratio n Configurin g IP Addressing, Int erf ace A cce ss, and Conf igur e an IP Add ress and S ubnet Mask . The follow ing command includes both t he IP address a nd the subnet m ask. Y ou must e ither inc lude th e ID of th e VLAN for whi ch you ar e configur [...]

5-10 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n IP Conf igur ation Config uring IP Addressi ng, Interfa ce Access, and In the C LI, you can execute t his comm and only fr om the glo bal con figura tion level. The TTL range is 2 - 255 seconds. Configur e the Optio nal T imep Serv er . Synta x: [no] ip timep <dhcp |[...]

5-11 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n IP Confi guratio n Configurin g IP Addressing, Int erf ace A cce ss, and T able 5-1. Featur es A vailabl e With and Without IP Addressing on the Switch DHCP/Bootp Op eration Overview . DHCP/Boot p is used to pro vide confi guration da ta from a DH CP or Bootp server to t[...]

5-12 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n IP Conf igur ation Config uring IP Addressi ng, Interfa ce Access, and 1. DHC P/Boot p request s are a utomatic ally br oadcast on t he local ne twork. (The swit ch sends one type of request to which eit her a DHCP or Bo otp server can re spond.) 2. When a DHCP or Bootp[...]

5-13 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n IP Confi guratio n Configurin g IP Addressing, Int erf ace A cce ss, and Bootp O perati on. When a Boo tp server r eceives a r equest i t searches i ts Bootp da tabase for a record ent ry that matc hes the MAC ad dress in the B ootp request from th e switch. If a match i[...]

5-14 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n IP Conf igur ation Config uring IP Addressi ng, Interfa ce Access, and Note The above Bootp ta ble entry is a sample that will wor k for the Swit ches 25 12 and 252 4 when the ap propri ate addre sses and file na mes are use d. Networ k Preparations for Confi guring DHC[...]

5-15 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n IP Confi guratio n Configurin g IP Addressing, Int erf ace A cce ss, and Globally A ssigned IP Network Addr esses If you intend to conne ct your n etwork to ot her networ ks that us e globally admin ister ed IP ad dresse s, Hew lett-Pa ckar d stron gly rec ommen ds tha t[...]

5-16 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n Inter face Ac cess: Conso le/Se rial Link, Web, a nd Inbo und Telnet Config uring IP Addressi ng, Interfa ce Access, and Interface Access: Console/Serial Link, W eb, and Inbou nd T e lnet Interf ace Access Feature s In most ca ses, the def ault conf iguration is accep t[...]

5-17 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n Inte rfac e Acce ss: C onsole /Se rial Li nk, Web, and Inbo und Te lnet Configurin g IP Addressing, Int erf ace A cce ss, and Menu: Modifying the Interface Ac cess The menu int erface enables y ou to modif y these pa rameters: ■ Inactivi ty T imeout ■ Inbound T elne [...]

5-18 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n Inter face Ac cess: Conso le/Se rial Link, Web, a nd Inbo und Telnet Config uring IP Addressi ng, Interfa ce Access, and CLI: Modifying the Interface Access Interface Access Commands Used in This Section Listing t he Current Co nsole/Serial L ink Configura tion. This co[...]

5-19 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n Inte rfac e Acce ss: C onsole /Se rial Li nk, Web, and Inbo und Te lnet Configurin g IP Addressing, Int erf ace A cce ss, and Reco nfigure W eb Brow ser Acc ess. In t he d efaul t co nfig urat ion , web browser access is enab led. Synta x: [ no] we b-manag ement T o disa[...]

5-20 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n Inter face Ac cess: Conso le/Se rial Link, Web, a nd Inbo und Telnet Config uring IP Addressi ng, Interfa ce Access, and Figure 5-6. Example of Exe cuting the Console C ommand w ith Mult iple Parame ters Y ou c an also execut e a series of c onsole com mands and t hen s[...]

5-21 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n Syst em Info rmat ion Configurin g IP Addressing, Int erf ace A cce ss, and System Information Sy stem Informa tion Featur es Config uring system informat ion is option al, but recom mended. System N ame: Usin g a unique na me helps yo u to identif y individual de vices [...]

5-22 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n System In formation Config uring IP Addressi ng, Interfa ce Access, and Daylight T ime Rule: Specifies t he daylig ht savi ngs time rule to apply for your location. The defa ult is None . (For mor e on this topic, see appendix D, “ Dayli ght Saving s T ime on HP Pr oC[...]

5-23 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n Syst em Info rmat ion Configurin g IP Addressing, Int erf ace A cce ss, and CLI: V iewing and Con figur ing Syste m Informatio n Sy stem In formation Commands Use d in Thi s Section Listing the Curr ent Syst em Infor mation . This command lists the current system informa[...]

5-24 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n System In formation Config uring IP Addressi ng, Interfa ce Access, and Figure 5-10. Sy st em Informatio n Listing After Executing the Prece ding Comman ds Reco nfigure t he Age In terva l for Lea rned MAC Addr esses. This com- mand cor responds to the MAC Ag e Interval[...]

5-25 Configur ing IP Address ing, Interf ace Acce ss, and Sys tem Informatio n Syst em Info rmat ion Configurin g IP Addressing, Int erf ace A cce ss, and Configur e the T ime and Date . The switch uses the time c ommand to con- figure b oth the time of day and the date. Also, executing ti me without para m- eters l ists the swit ch ’ s time of d[...]

5-26 Config uring IP Addressin g, Inte rface Ac cess, a nd Syste m Informatio n System In formation Config uring IP Addressi ng, Interfa ce Access, and[...]

6-1 Optimizing Port Usage Throug h Traff ic Cont rol and 6 Optimizing Port Usage Through T raffic Cont rol and P ort T run king Chapter Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Viewing Port Status and Configuring Port Parameters . . . . . . . . . . . . . . . [...]

6-2 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Overv iew Optimizing Port Usage Throug h Traff ic Cont rol and Overview This ch apter includes: ■ Config uring p orts, inclu ding m ode (s peed an d duplex ), flo w co ntrol, and broad cast co ntrol par ameters (p age 6-2 ) ■ Creat ing an d modifyin g a dynami c LACP or[...]

6-3 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Viewin g Por t Status and Co nfig uring Po rt Param eter s Optimizing Port Usage Throug h Traff ic Cont rol and T able 6-1. Status and Par ameters for E ach Port T ype Status or Par amet er Descriptio n Intr usio n Alert (read -only ) Ye s : The switc h has dete cted an a ttem[...]

6-4 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng View ing Port Stat us a nd Con fig uring Port Pa ramet ers Optimizing Port Usage Throug h Traff ic Cont rol and 100/1000Ba se-T ports: • Auto ( defaul t): Sens es spee d and ne gotiat es with the po rt at the other end o f the li nk for po rt ope ration (MDI-X o r MDI). T[...]

6-5 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Viewin g Por t Status and Co nfig uring Po rt Param eter s Optimizing Port Usage Throug h Traff ic Cont rol and Menu: V iewing Port Status and Configur ing Port Parameters From th e menu int erfac e, you ca n configu re and vi ew al l port par ameter settings an d view all por[...]

6-6 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng View ing Port Stat us a nd Con fig uring Port Pa ramet ers Optimizing Port Usage Throug h Traff ic Cont rol and Figure 6-12. Example of Por t/T runk Set tings with a T runk Group Conf igured 2. Press [E] (for E dit). T he cur sor move s to the Enable d field for the first p[...]

6-7 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Viewin g Por t Status and Co nfig uring Po rt Param eter s Optimizing Port Usage Throug h Traff ic Cont rol and Synta x: show inter faces show inte rfac e con fig The ne xt two fi gures list exam ples of the output of the a bove tw o comman ds for the sam e port co nfigu ratio[...]

6-8 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng View ing Port Stat us a nd Con fig uring Port Pa ramet ers Optimizing Port Usage Throug h Traff ic Cont rol and Using the CLI T o Configure Ports. Y ou can conf igur e on e or m ore of t he following po rt parame ters. For details on each op tion, see T able 6-1 on page 6-3[...]

6-9 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Viewin g Por t Status and Co nfig uring Po rt Param eter s Optimizing Port Usage Throug h Traff ic Cont rol and W eb: Vi ewing Port Status and Configur ing Port Parameters In the w eb brow ser int erface: 1. Cli ck on the C onfiguration tab. 2. C lic k on [Port Configuration] [...]

6-10 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and Port T runking Port Status and Con figur ation Feat ure s Port trunkin g allows you to assign up to f our ph ysical links t o one logical lin k (trunk) that functions a s a single, hig her -spee d link pro[...]

6-11 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and Port Co nnections and Co nfiguratio n: All port t runk links must be point- to-point connectio ns between th e switch 251 2 or 2524 and a nother swit ch, router , ser ver , or w orkst ation con figu red for p[...]

6-12 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and Fault T olera nce: If a link in a po rt trunk fails, the switch redistri butes traffic or iginally de stined for tha t link to t he remaini ng links in the trun k. The trunk re mains oper able as long as t[...]

6-13 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and T able 6-4. T runk Conf igurati on Protoc ols Prot ocol T runki ng Op tions LACP (802.3a d) Provi des dynami c and sta tic LACP trun king o ptions. • Dynami c LACP — Use th e switch-n egoti ated dyn amic [...]

6-14 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and T able 6-5. Gener al Opera ting Ru les for P ort T runks Media: All p orts on both ends of a tr unk gro up mu st ha ve th e sam e medi a typ e and m ode (s peed a nd d uplex). The switch blocks a ny t runk[...]

6-15 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and Span ning T re e Proto col ( STP): STP op erate s as a gl obal s ettin g on the swi tch ( one instan ce o f STP per sw itch ). Ho wever , you c an adj ust STP pa ramet ers on a pe r -por t basi s. A s tatic t[...]

6-16 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and Menu: V iewing and Configur ing a Static T r unk Group Importa nt Config ure port tru nking before you conn ect the t runked lin ks to anot her switch, routing switch, or serve r . Otherwise, a b roadcas t[...]

6-17 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and switch automatical ly adjust s Broadcast Limit setti ngs to b e the sam e for all ports in a trunk.) T o verify th ese settings, see “ V iewing Port Stat us and Co nfig urin g Port Pa ramet ers ” on page [...]

6-18 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and 8. Co nnect the trunked ports on th e switch to the corr espondi ng ports on the oppo site devi ce. If you pr eviously disabled an y of the trunked ports on the switch , enable the m now . (See “ V iewin[...]

6-19 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and The show trunk comm and in this exam ple does not in clude a por t list. As a result, the list ing shows st atic trunk group inf ormation f or all switch ports. Figure 6-7. Example of a Sh ow T runk Listing W[...]

6-20 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and bandwid th for the tru nk. In the next examp le, ports 1 thro ugh 5 h ave been config ured for the sa me LACP trunk . Notice th at one of t he links shows Standby status, while t he remaining f our links a[...]

6-21 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and Y ou can configure trunk g roup types as follow s: Note The following examples sh ow how to crea te different types of t runk gr oups. Howeve r , t he Switch es 251 2 and 2 524 al low on ly one t runk gr oup [...]

6-22 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and Enabling a Dynamic LACP T runk Group. In th e defaul t port co nfigura- tion, all ports on the switch are set to LACP passive. However , to enable the switch to aut omatically f orm a trunk g roup that is [...]

6-23 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and Removing Po rts from a Dynamic LACP T runk Group. T o remo ve a po rt from dy namic LAC P trunk o peratio n, you must t urn off L ACP on the port . (On a por t in an o peratin g, dynam ic LA CP tru nk, you ca[...]

6-24 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and T runk Group Operation Using LACP The sw itch can a utomat ically configu re a dy namic LA CP tru nk group or you can man ually co nfigure a stat ic LACP tr unk group . The m ethods for displaying Note LAC[...]

6-25 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and Default Port Operation In the def ault conf iguration, a ll ports are co nfigured f or passive LAC P . How - ever , if LACP is not c onfigured , the port will not try t o detect a trunk conf ig- uration and w[...]

6-26 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and LACP Notes and Restriction s Changin g T runking Methods. The switch supp orts o ne trunk gr oup. Thus, a por t belongin g to an LA CP dyn amic t runk ( Dyn1) cannot be con figu red as a mem ber of a s tat[...]

6-27 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and Half-Dupl ex and/or Different Port Sp eeds Not All owed in LAC P T runks. The po rts on both sides of a trun k must be conf igured for the same speed and for full-du plex (FDx) . In most c ases,HP recommen ds[...]

6-28 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and ■ Dependin g on the capa bilities of the device on the other end o f the tru nk, negoti ate th e forward ing mecha nism on t he trunk to the no n-protoc ol option. ■ When auto -negotiat ed to the SA/DA[...]

6-29 Optimizing Port Us age Th rough Traffic C ontrol a nd Port Trunk ing Port Tr unking Optimizing Port Usage Throug h Traff ic Cont rol and and sends t raffic from the same sourc e addre ss to a differe nt destinat ion address t hrough a d ifferent link , depen ding on the rot ation of pa th assign - ments among the links in the trunk. Lik ewise,[...]

6-30 Optimiz ing Po rt Usa ge Th rough T raffic Cont rol and Port T runki ng Port Trunk ing Optimizing Port Usage Throug h Traff ic Cont rol and[...]

7-1 Using Passwords, Port Securi ty, an d Aut horized IP 7 Using Passwords, Port Security , and Authorized IP Managers T o Protect Against Unauthorized Access Chapter Contents Overvie w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3 Using Password Security . . . . . . . . . . . . . . . [...]

7-2 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Chap ter Co ntent s Using Passwords, Port Security, and Auth orized IP Defining Authorized Management Stations . . . . . . . . . . . . . . . . . . . . . 7-31 Overview of I P Mask Operation . . . . . . . . . . . . . . . . . . . . . . .[...]

7-3 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Overvi ew Using Passwords, Port Securi ty, an d Aut horized IP Overview ■ Manag er and O perator password s (page 7 -4): Cont rol ac cess a nd privil ege s for the command line and me nu in terfac es (t hrou gh ei ther the consol [...]

7-4 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Using Password Securit y Using Passwords, Port Security, and Auth orized IP Using Password Security Passw ord Fe atures Console a ccess in cludes bot h the menu in terfa ce and the CLI. The re are t wo levels of co nsole acc ess: Mana[...]

7-5 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Using Pa ssword Se curity Using Passwords, Port Securi ty, an d Aut horized IP If you set a Mana ger passwor d, you may a lso want to con figure the Inactivity T i me para meter (see page 5-16). This c aus es the cons ole s essio n [...]

7-6 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Using Password Securit y Using Passwords, Port Security, and Auth orized IP Figure 7-1. The Set Password Screen 2. T o set a new password: a. Sele ct Set Manager Password or Set O perator Password . Y ou will th en be prompte d with E[...]

7-7 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Using Pa ssword Se curity Using Passwords, Port Securi ty, an d Aut horized IP T o Reco ver fr om a Lost Mana ger Pa sswo rd: If y ou canno t start a c on- sole session at the manag er level because of a lost Manager password, you c[...]

7-8 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Using Password Securit y Using Passwords, Port Security, and Auth orized IP W eb: Configuri ng User Names and Passwor ds In the web brow ser interfa ce you can ente r both user name s and passwords . Because user names do not appl y i[...]

7-9 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP Configuring an d Monitoring Port Security Using Port Securit y , you can configure each switch po rt with a unique list of the M AC[...]

7-10 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP ■ Intrus ion Log entr ies in eit her the me nu interfa ce, CLI, or web browser inter face For any port, you c an conf igure th e fol[...]

7-11 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP Figure 7-3. Example of How Port Secur ity Contro ls Access Note Broadcast a nd Multic ast traf fic is n ot “ unau thorized ” t[...]

7-12 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP b. Which d evices (MA C ad dresses) a re author ized on each po rt (u p to 8 per port )? c. For e ach port, w hat secu rity actions do[...]

7-13 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP CLI: Port Security Command Options and Operatio n Port Sec urity Comma nds Used in This Sec tion This section describe s the CLI p[...]

7-14 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP T able 7-1. Port S ecurity P arameters Par amet er Descriptio n Por t Lis t <[et hern et ] po rt-l ist > Ident ifies the port or[...]

7-15 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP Device Limit address -limit <intege r> When Learn Mod e is se t to Static , specifi es how many autho rized de vice s (MAC a[...]

7-16 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP CLI: Displaying Cu rrent Port Security Settings The CL I uses the same co mmand t o provide two ty pes of port securit y listings: ■[...]

7-17 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP Figure 7-5. Example of the Port Security Config uration Display for a Single Por t The fo llowing comm and ex ample shows the op t[...]

7-18 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP Specifyi ng Autho rized Devic es and Intr usion R esponses. This exam- ple conf igures por t 1 to automa tically ac cept the first dev[...]

7-19 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP W ith the abov e config uration fo r port 1, the fol lowing co mmand add s the 0c009 0-45 6456 MAC ad dress a s the s econ d autho[...]

7-20 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP T o add a second aut horiz ed devi ce to po rt 1, ex ecute a p ort-secu rity co mmand for for port 1 that raises the addre ss limit to[...]

7-21 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP For examp le, suppose por t 1 is configu red as show n below and y ou want to remove 0 c0090-1 23456 from the A uthori zed Add res[...]

7-22 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP T o ac cess the web -based Help provided for the swi tch, click on [?] in the web browser screen. Reading Intr usion Alerts and Resett[...]

7-23 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP The Int rusion Lo g lists the 20 most re cently detected se curity violatio n attemp ts, regardle ss of whether th e alert f lags [...]

7-24 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP Menu: Checkin g for Intrusions, Listing Intrusion Alerts, and Resetting Alert Flags The menu interfa ce indica tes per -p ort intrusi [...]

7-25 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP The ab ove exa mple show s two intru sions for port 3 a nd one int rusion for port 1. In this case, on ly the most rec ent intru s[...]

7-26 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP Synta x: show in terfac e List Intru sion Alert stat us. show in trusion -log List Intru sion Log c ontent. clea r intr usion- log Cle[...]

7-27 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP 20 intrusi on records, and deletes intru sion reco rds only when the log beco mes full and ne w intrusion s are subsequen tly adde[...]

7-28 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Confi gur ing an d Monito ring P ort Se curit y Using Passwords, Port Security, and Auth orized IP Figure 7-12. Example of Log Listing With and Without Detected Security V iolation From t he Menu Int erface: In t he Main Menu, c lick[...]

7-29 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Confi gurin g and Mon ito ring Po rt Sec urit y Using Passwords, Port Securi ty, an d Aut horized IP Proxy W eb Servers. If you are us ing t he sw itch ’ s w eb brow ser inter face throug h a switch port configur ed for St atic p[...]

7-30 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Usin g IP Auth oriz ed Manage rs Using Passwords, Port Security, and Auth orized IP Using IP Authorized Managers Authori zed IP Manage r Featur es This fe ature en ables you to en hanc e security on the switch by usin g IP addresse s[...]

7-31 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Usin g IP Aut horiz ed Ma nage rs Using Passwords, Port Securi ty, an d Aut horized IP Access Levels For ea ch aut horized manager addre ss, you can confi gure either o f these acce ss levels: ■ Mana ger: Enables full acc ess to [...]

7-32 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Usin g IP Auth oriz ed Manage rs Using Passwords, Port Security, and Auth orized IP Overview of IP Mask Operation The defau lt IP Mask is 255.25 5.255.255 an d allows switch acce ss only to a statio n having an IP address that is id [...]

7-33 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Usin g IP Aut horiz ed Ma nage rs Using Passwords, Port Securi ty, an d Aut horized IP Menu: V iewing and Configur ing IP Authorized Managers From the c onsole Main Menu, selec t: 2. Switch Con figuratio n . . . 7. IP Author ized M[...]

7-34 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Usin g IP Auth oriz ed Manage rs Using Passwords, Port Security, and Auth orized IP Editing o r Deleting an Authorized Ma nager Entry . Go to the IP Manag- ers List scree n (figure 7-1 3), highlight the desir ed entry , and press [E][...]

7-35 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Usin g IP Aut horiz ed Ma nage rs Using Passwords, Port Securi ty, an d Aut horized IP Configurin g IP Authorized Managers for the Switch Synta x: ip a uth orized -ma nag ers <i p addre ss> [mask <mask-bits> ] <ope r[...]

7-36 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Usin g IP Auth oriz ed Manage rs Using Passwords, Port Security, and Auth orized IP The fol lowin g command r eplac es the exist ing mask an d access l evel for IP addre ss 1 0.28.2 27. 101 w ith 255.0.0.0 an d manager (the de faults[...]

7-37 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Usin g IP Aut horiz ed Ma nage rs Using Passwords, Port Securi ty, an d Aut horized IP T able 7-2. Analy sis of IP Mask for Single-Stat ion Entries Configurin g Multiple Stations Per Authorized Manager IP Entry The m ask determi ne[...]

7-38 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Usin g IP Auth oriz ed Manage rs Using Passwords, Port Security, and Auth orized IP T able 7-3. Analy sis of IP Mask for Multiple-Sta tion Entries Figure 7-16. Example of How the Bitma p in the IP Mask Defin es Authorize d Manag er A[...]

7-39 Usin g P assword s, Port Se curit y, an d Autho riz ed IP Man ager s To Prot ect Ag ains t Unaut hori zed Ac cess Usin g IP Aut horiz ed Ma nage rs Using Passwords, Port Securi ty, an d Aut horized IP Addi tional Exam ples fo r Authoriz ing Mult iple St ations Operating an d T roubleshooting Notes ■ Networ k Security Precau tions: Y o u can [...]

7-40 Using Pass words, Port Se curity , an d A uthor ized I P M anager s To Prot ect Agains t U nauth orized Ac cess Usin g IP Auth oriz ed Manage rs Using Passwords, Port Security, and Auth orized IP[...]

8-1 Monit oring a nd Ma naging the Swit ch 8 Config uring for Network Management Applications Chapter Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2 SNMP Management Feat ures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3 Configuring [...]

8-2 Config uring fo r Network M anagement Applica tions Overv iew Monit oring a nd Ma naging the Swi tch Overview Y ou c an manage the switch via SNMP fro m a networ k manageme nt station . For this purp ose, HP recomm ends HP T o pT ools for Hubs & Switches — an easy-to-in stall and use ne twork man agement application that ru ns on your W i[...]

8-3 Confi guri ng for Net work Ma nagem ent App licat ions SNMP Ma nagement Featur es Monit oring a nd Ma naging the Swit ch SNMP Management Features SNMP ma nagemen t featur es on the switch incl ude: ■ SNMP version 2c over IP ■ Securit y via co nfigurat ion of SNMP commu nities ■ Event re porting via SNMP • Ve r s i o n 1 t r a p s • RM[...]

8-4 Config uring fo r Network M anagement Applica tions Config uring fo r SNMP Access to the Switch Monit oring a nd Ma naging the Swi tch • HP En tity MIB ( entity .mib) The swi tch SNMP agent al so us es certai n variab les tha t are incl uded i n a Hewlet t-Packa rd propri etary MIB file y ou can a dd to the S NMP da tabase in your ne twork ma[...]

8-5 Confi guri ng for Net work Ma nagem ent App licat ions Con figur ing for SNMP Acces s to the Sw itch Monit oring a nd Ma naging the Swit ch Caut ion Deletin g the comm unity nam ed “ public ” disable s many network ma nagemen t functions (suc h as auto-disc overy, traffic monitoring , SNMP trap gener ation, and thre shold setting ). If secu[...]

8-6 Config uring fo r Network M anagement Applica tions SNMP Communities Monit oring a nd Ma naging the Swi tch SNMP Communities SNMP Com muni ty Feat ures Use SNMP commun ities to restrict access to the switch by SNMP management station s by adding , editing, or de leting SNMP communit ies. Y o u can config ure up to fiv e SNMP commu nitie s, each[...]

8-7 Confi guri ng for Net work Ma nagem ent App licat ions SNMP Communities Monit oring a nd Ma naging the Swit ch Figur e 8-1. The SN MP Comm unit ies Scree n (Def ault V alu es) 2. Press [A] (for Add ) to display the followin g screen: Figure 8-2. The SNMP Add or Edit Sc reen Need Help? If you ne ed informati on on the op tions in each field, pr [...]

8-8 Config uring fo r Network M anagement Applica tions SNMP Communities Monit oring a nd Ma naging the Swi tch CLI: V iewing and Con figur ing Co mmunity Names Community Name Comman ds Used in This Sectio n Listing Current Co mmunity Names and V alues Listing Co mmunity Name s. This com mand lists t he data forc urrently con- figu red SNM P co mmu[...]

8-9 Confi guri ng for Net work Ma nagem ent App licat ions SNMP Communities Monit oring a nd Ma naging the Swit ch HP2512# show snmp-server public Configuring Identity In formation This com mand en ables you to ent er conta ct-pers on and loc ation d ata to h elp identi fy the switc h. Synta x: snmp-server [con tact <c ont act -str> ] [loc at[...]

8-10 Config uring fo r Network M anagement Applica tions Trap Re ceiv ers and A uthe ntica tion Traps Monit oring a nd Ma naging the Swi tch T rap Receivers and Authentication T raps T rap Fe atures A trap receiver is a manage ment stati on des ignat ed by the sw itch to rece ive SNMP traps sent fr om the switch . An authenti cation trap is a speci[...]

8-11 Confi guri ng for Net work Ma nagem ent App licat ions Trap Re ceive rs and Au the nticat ion Tr aps Monit oring a nd Ma naging the Swit ch CLI: Config uring and Display ing T r ap Receivers T rap Receiver Co mmands Used in Th is Section Using the CLI T o List Current SNMP T rap Receivers This co mmand lists the cu rrently configured trap rece[...]

8-12 Config uring fo r Network M anagement Applica tions Trap Re ceiv ers and A uthe ntica tion Traps Monit oring a nd Ma naging the Swi tch Configurin g T rap Receivers This command spe cifies trap receive rs by community membe rship, manage- ment s tation IP ad dress , and t he type of Even t Log m essa ges t o send t o the tra p recei ver . Note[...]

8-13 Confi guri ng for Net work Ma nagem ent App licat ions Advan ced Ma nagem ent: RM ON an d HP Exte nded RMON Su pport Monit oring a nd Ma naging the Swit ch Advanced Management: RMON and HP Extended RMO N Support The switch sup ports RMON (Remot e Monitorin g) and HP Exte nded RMON on all conn ected netw ork segment s. This allows fo r troubles[...]

8-14 Config uring fo r Network M anagement Applica tions Advan ced M anageme nt: R MON and HP Ex tended RMON Suppo rt Monit oring a nd Ma naging the Swi tch[...]

9-1 Configuring Advanced Features 9 Configuring Advanc ed Features Chapter Contents Overvie w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-4 HP ProCurv e Stack Manage ment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9- 5 Which Devices Support Stacking? . . . . . . . . . [...]

9-2 Con figuring Ad vanc ed Feat ures Chap ter Co ntent s Confi guring Adva nced Features Transmission Interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9- 47 Stacking Operation with Multiple VLANs Configured . . . . . . . . . . . 9- 47 Web: Viewing and Configuring St acking . . . . . . . . . . . . . . . . . . . .[...]

9-3 Conf igurin g Adva nced F eatur es Chap ter Co ntent s Configuring Advanced Features Multime dia Traffi c Control wi th IP Mult icast (I GMP) . . . . . . . . . 9- 91 IGMP Operating Feat ures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9- 92 CLI: Configuring and Displaying IGMP . . . . . . . . . . . . . . . . . . . . . [...]

9-4 Con figuring Ad vanc ed Feat ures Overv iew Confi guring Adva nced Features Overview This chapt er descri bes the follow ing feat ures and h ow to co nfigure the m with the swi tch ’ s built-i n interfac es: ■ HP ProCurv e Stack Manage ment (Page 9- 5): Use your networ k to stac k swit ches w ithou t the need for an y spec iali zed ca bling[...]

9-5 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features HP ProCurve Stack Management Stac king Feat ures HP Pro Curve Sta ck Mana gement ( terme d stacking ) enab les you to use a sin gle IP addr ess an d standa rd netw ork ca bling to manag e a gro up of up to 16 tot al switch es in the same I P subnet ([...]

9-6 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features ■ Simplify management of small workg roups or wirin g closets whi le scaling y our networ k to handl e incr eased ba ndwidth demand. ■ Elimi nate any sp eciali zed cables for stack ing con nectivit y and remove the dista nce barrie rs that ty [...]

9-7 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Components of HP ProCurve Stack Management T able 9-1. Stacki ng Definiti ons Figure 9-1. Illustratio n of a Switch Moving from Candid ate to Member General Stacking Operation After yo u config ure one sw itch to oper ate as t he Comma nder of a sta [...]

9-8 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Figure 9-2. Example of Stacking with One Commander Controlling Access to Wiring Closet S witches Interfac e Option s. Y ou can c onfigur e stacking through the switch ’ s menu interfac e, CLI, or the web browse r interface . For informa tion on [...]

9-9 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features ■ Ther e is no li mit on the nu mber of s tacks in t he sa me I P su bnet (broadc ast domai n), however a switch can belong to on ly one stack. ■ If multiple VLANs are conf igured, stac king uses on ly the prima ry VLAN on a ny switch. In the f a[...]

9-10 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Note In the default stack conf iguration, t he Candid ate Aut o Join parame ter is enab led, but th e Comm ande r Auto Gra b paramet er is disabl ed. Thi s prevents Candida tes from auto matically joini ng a stack prem aturely or join ing the wro[...]

9-11 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Overview of Configur ing and Br inging Up a Stack This process assumes that: ■ All s witc hes y ou w ant t o in clud e in a s tack are c onnec ted t o t he s ame subnet ( broadcast domain ). ■ If VLANs are en abled on the switches yo u want to i[...]

9-12 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features T able 9-3. Stacki ng Con figuratio n Guide The easiest way to a utomatically create a stac k is to: 1. Configure a switch as a Commander . 2. Configure I P addressing and a stack name on the Commander . 3. Set the Commander ’ s Auto Grab param[...]

9-13 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Gener al Steps f or Creat ing a Sta ck This section describe s the general st ack creati on process. For the detailed config uration p rocesses, see pa ges 9-15 t hrough 9- 39 for the menu inte rface and page s 9-32 t hrough 9-4 4 for t he CLI. 1. D[...]

9-14 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features 3. For automatically or manually pulli ng Candidate swi tches into a stack, you can leave such s witches in th eir default stacki ng configuratio n. If you need to access Candidate switches through your network before they join the stack, ass ign[...]

9-15 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Using the Menu Interface T o View Stack Status And Configure Stacki ng Using the Menu Interface T o Vi ew and Configur e a Commander Switch 1. Configure an I P address and subn et mask on the Commander switch. (See “ IP Confi guration ” on page [...]

9-16 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Figure 9-6. The Default St ack Conf igurati on Screen 4. Move the cursor to the Stack State field by pressi ng [E] (for E dit ). Then use the Space bar to select the C ommander option. 5. Press the downarrow key to display the Commander configu r[...]

9-17 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features • No (the default) p revents automat ic joining of Candi dates that have the ir Auto Join set to Ye s . • Ye s enables the Commander to automatic ally take a Candidate into the stack as a Member if the Candidate has Auto J oin set to Ye s ( the [...]

9-18 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features T able 9-4.Ca ndidate Config uration Options in the Menu Interfac e Using the Me nu T o “ Push ” a S witch Into a St ack, M odify the Switch ’ s Configura tion, or Disable Stac king on the Switch . Use T elnet or the web browser in terface [...]

9-19 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features 4. Do one of the foll owing: • T o disab le stack ing on th e Candi date, use t he Space bar to se lect the Disabled o ption, then go to step 5. Note: Usin g the menu inte rface to disa ble stacking on a Candida te remo ves th e Can didat e from a[...]

9-20 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Using the Commander ’ s Menu T o Manually Add a Candidate to a Stack . In t he defaul t configur ation, you must manually add stack Me mber s from the Candidate pool. Re asons for a switch remainin g a Cand idate inst ead of beco ming a Membe r[...]

9-21 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Figure 9-10. Example of Candidat e List in Stack Management Scre en 3. Either accept the displayed switch numb er or enter another avail able number . (The range is 0 - 15, with 0 reserved for the Commander .) 4. Use the downarrow key to move th e c[...]

9-22 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Figure 9-11. Example of Stac k Managem ent Screen Af ter New Membe r Added Using the C ommander ’ s Me nu T o Mo ve a Mem ber From One Stac k t o Anot her . Where two or more stacks exist in th e same subn et (broadc ast doma in), you can easi [...]

9-23 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Y ou will t hen see the Stackin g Status (All) sc reen: Figure 9-12. Example of How the St acking Status (All) Scre en Helps Y ou Find Member MAC Addresses 3. In the Stacking Status (All) screen, find the Member switch that you want to move and note[...]

9-24 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features 8. Do one of the foll owing: • If the sta ck contain ing the Memb er you ar e movin g has a Manage r passwor d, press the downarro w key to se lect the C andida te Password field, the n type the password. • If the sta ck conta ining the Membe[...]

9-25 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features 4. St ack Ma nageme nt Y ou will t hen see the Stack Ma nagement scre en: Figure 9-13. Example of Stac k Managem ent Screen wi th Stack Me mbers Listed 2. Use the downarrow key to sel ect the Member you want to remove from the stack. Figure 9-14. Ex[...]

9-26 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Using the Commander T o Access Member Switches for Configuration Changes and Monitor ing T raffic Afte r a Cand idate become s a stack Member , you c an use t hat sta ck ’ s Comman der to access the Memb er ’ s co nsole interfa ce for the sam[...]

9-27 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Fig ure 9-1 7. The eX ecu te Comm and Di spla y s the Con sole Ma in Men u for t he Sele cted St ack Member 2. Y ou can now make co nfiguration changes and/ or view status data for the selected Member in the same way that you would if you were direc[...]

9-28 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features 3. Press [B] (for B ac k ) to ret urn to the St acking Me nu. 4. T o displ ay Stack Co nfigura tion men u for the switch yo u are movi ng, sele ct 3. St ack Conf iguratio n 5. Press [E] (for E dit ) to sel ect the S tack St ate para meter . 6. U [...]

9-29 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Using An y Stacke d Switc h T o V i ew the St atus for All Swi tches with Stacking Enabl ed. This proced ure displays th e general status of all swit ches in the IP sub net ( broad cast domai n) th at hav e stac king e nable d. 1. Go to the console [...]

9-30 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Figure 9-19. Example of the Co mmander ’ s Stackin g Status Sc reen V iewing Member St atus. This procedure di splays the Member ’ s stacking informa tion plus th e Comman der ’ s status, IP address, and MAC address. T o disp lay the stat u[...]

9-31 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Figure 9-20. Example of a Member ’ s Stac king Stat us Scree n V iewing Cand idat e Stat us. This proce dure displ ays the Can didate ’ s stackin g configur ation. T o displa y the stat us fo r a Cand idate: 1. Use T elnet (if the Candidate has [...]

9-32 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Using the CLI T o V iew Stack St atus and Confi gure Stacki ng The CL I enab les you to do all of the sta cking task s availa ble throug h the me nu interfa ce.) T ab le 9-6 . CLI Command s for Co nfigu ring Sta cking on a Switc h CLI C ommand Op[...]

9-33 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features [no] st ack memb er <switch- num > mac-ad dress <mac-add r> [passw ord <p asswo rd-str> ] Comma nder : Adds a Candi date t o stack memb ership . “ No ” form removes a Memb er from stac k membersh ip. T o easily determi ne th e [...]

9-34 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Using the CLI T o V iew Stack Status Y ou c an list the stack stat us for an indiv idual swit ch and fo r other switch es that h ave been d iscovered in the sa me subn et. Synta x: show stack [cand idates | vi ew | all] V iewing the Stat us of an[...]

9-35 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features V iew ing the S tatus o f all Stack-Ena bled Sw itches D iscovered in t he IP Subne t. The next example list s all the stack- configu red swit ches discov ered in the IP su bne t. Bec ause t he Sw itch 2524 on whi ch the show stack all comm and w as[...]

9-36 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Using the CLI T o Configure a Commander Sw itch Y ou c an config ure an y stack ing-ena bled switc h to be a Com mander as long a s the int ended stac k name doe s not alread y exist on t he broad cast domain . (When you configu re a Comm ander ,[...]

9-37 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Figure 9-26. Example of the Co mmander ’ s Show Stack Sc reen with Only the Comm ande r Disc over ed Using a Member ’ s CLI to Conve rt th e Memb er to th e Comm and er of a New Stack. This pr oced ure requ ires th at you first remo ve the Memb [...]

9-38 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Figure 9-27. Example of Usin g a Member ’ s C LI T o Convert the Member to the Comman der of a Ne w Stack Adding to a S tack or Moving Switches Between Stacks Y ou ca n add switche s to a stack by adding disco vered Cand idates or by moving swi[...]

9-39 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Using the Commander ’ s CLI T o M anually A dd a Can didate to th e Stack . T o manual ly add a candidat e, you will use: ■ A switch num ber ( SN ) to assign to the new membe r . Me mber SNs range from 1 to 15. T o see which SNs are alre ady ass[...]

9-40 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features For exa mpl e, if th e HP 800 0M in t he ab ove list ing did not have a Man ager passwor d and you wan ted to mak e it a st ack Membe r with an SN of 2 , you would exe cute the followin g comma nd: HP2512(config)# stack member 2 mac-address 0060b[...]

9-41 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features ■ The Ca ndidate ’ s Auto Jo in is set to Ye s ( and you do n ot want to enable Auto Grab on the C ommande r) or the Candi date ’ s Auto Join i s set to No . ■ Either yo u know the MAC address o f the Commande r for the stack into which yo u[...]

9-42 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Synta x: stac k member < swit ch-nu mber > mac-ad dres s < ma c-ad dr > [passw ord< password -str >] In the de stination Commande r , use show stack all to find th e MAC a ddress of the Mem ber you want to pull into the destinat[...]

9-43 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Synta x: no stack name <s tack na me > stack join <mac-addr ess> If you don ’ t know the MAC addr ess of the dest inatio n Command er , yo u can use show st ack all to i dent ify it. For ex ample , suppos e you hav e a Sw itch 25 12 op[...]

9-44 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features Synta x: [no] stack me mber < switch-num > ma c-address < mac-addr > Use show stack view to list the stac k Members. For ex ample, suppose t hat you wan ted to use the C omman der t o remo ve the “ North S ea ” Memb er fro m th e [...]

9-45 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Y ou woul d then execute this c ommand in the “ North Sea ” switch ’ s CLI to remo ve th e swit ch fr om the s tack : North Sea(config)# no stack join 0030c1-7fec40 Using the CLI T o Access Mem ber Switches for Con figuration Changes and T raf[...]

9-46 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features SNMP Community Operation i n a Stack Com muni ty Memb ers hip In the defa ult stacking co nfigurat ion, when a Candid ate joins a stac k, it auto matica lly be come s a Memb er of any SNMP commun ity to which t he Command er belong s, even th oug[...]

9-47 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features Note that in th e abov e exampl e (figur e 9-37) you cann ot use th e pub lic comm unity throu gh the Comma nder to access any o f the Member sw itches. For exa mple, you ca n use the publi c communit y to access the MIB i n switches 1 and 3 by usin[...]

9-48 Con figuring Ad vanc ed Feat ures HP ProC urve Sta ck Mana gemen t Confi guring Adva nced Features ■ Stacki ng us es only the pr imary VLAN on each switch i n a st ack. ■ The primar y VLA N can be ta gged or unta gge d as ne eded in th e stacking pat h from switch to swit ch. ■ The same VLAN ID (VID) must be a ssigned to the primary VLAN[...]

9-49 Conf igurin g Adva nced F eatur es HP ProCu rve Stack Manage ment Configuring Advanced Features 3. C lic k on [Apply Changes] to save a ny conf iguratio n chan ges for the ind ividual switch. 4. If the sw itch i s a Comm ander , use the [Stack Closeup] and [Stack Man age ment] button s for viewin g and us ing st ack fe atures . T o ac cess the[...]

9-50 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features Port-Based V irtual LANs (Static VLANs) VLAN Fe ature s A VLAN is a group of ports desig nated by the switch as belong ing to the same broad cast domain . (That is, all por ts carry ing traffic for a part icular subn et address w ould [...]

9-51 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features saved by not allowing packet s to flood o ut all port s. An external router is requir ed to enab le separa te VLAN s on a switc h to communic ate with each other . For ex ampl e, ref errin g to fig ure 9- 39, i f ports 1 t hroug h 4 bel on[...]

9-52 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features Figur e 9-4 0. Examp le of Ov erla ppin g VLAN s Usin g the Sa me Serv er Similarly , using 802.1Q-compli ant switche s, you can con nect multiple VLANs through a sin gle switch-to-sw itch link. Figur e 9-41 . Examp le of Co nnecti ng [...]

9-53 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features Figur e 9-4 2. Examp le of T agg ed and Unta gged VL AN T e chno logy in the Sa me Netwo rk For mo re infor mation on VLANs, re fer to : ■ “ Overview of Using VLANs ” (p age 9- 53) ■ “ Menu : Config urin g VLAN P arame ters (page[...]

9-54 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features DHCP or Bootp on differen t VLANs do n ot result i n conflic ting conf iguration valu es f or t he swi tch. The primary V L A N i s t h e V L A N t he s w i t ch u s e s t o r u n and m anag e the se f eatur es an d dat a. In the facto[...]

9-55 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features Figure 9-43. Comparing P er -Port VLAN Op tions With a nd Without GVRP T able 9-7. Per-Port VLAN C onfiguration Options Examp le of Per -Port VLAN Config uration with GV RP Disable d (the default) Exam ple of Pe r -Por t VLAN Configu ratio[...]

9-56 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features Gene ral Steps for U sing VL ANs 1. Plan yo ur VLAN strateg y and create a m ap of the logical top ology that w ill result fro m config uring VLA Ns. Include consider ation for the int eraction betwee n VLANs a nd other f eatur es such[...]

9-57 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features Menu: Configuring VLAN Parameters In the fa ctory def ault state, VLA N support is en abled . Also, all port s on the switch belo ng to the defaul t VLAN (DEF A UL T_VLA N) and ar e in the same broadca st/multica st domain . (The defau lt [...]

9-58 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features ■ T o select another primary VL AN, sel ect the Primary VLA N field a nd use the space bar to select f rom the e xisting opti ons. ■ T o en able or disa ble dynamic VLANs, sele ct the GVRP Ena bled field and use the S pace bar to t[...]

9-59 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features Addi ng or Editi ng VLAN Names Use this pr ocedure to add a n ew VLA N or to edit the name of an exist ing VLA N. 1. F rom th e M ain Men u se lect : 2. Switch Con figuration 8. VLAN Menu . . . 2. VLAN Names If mul tiple VLA Ns are not yet[...]

9-60 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features Figure 9-47. Example of VLAN Names Screen with a New VLAN Added 6. Re peat steps 2 thr ough 5 to add more VLAN s. Rememb er tha t you c an add VLANs un til y ou reac h the n umber spe cified in the Maximum VLANs t o support field on th[...]

9-61 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features Figure 9-48. Example of VLAN Port Assignment Scree n 2. T o ch ange a port ’ s VLAN assignment(s): a. Press [E] (for E dit ). b. Use the arrow k eys to se lect a VLA N assi gnme nt yo u want to ch ange. c. P ress the Sp ace bar to make y[...]

9-62 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features Figure 9-49. Example of VLAN Assignments for Specific Ports For in form ation on V LAN ta gs ( “ Untagged ” and “ T agged ” ), refer to “ VLAN T agging Info rmation ” on pa ge 9-69 . d. If you are f inished assigning ports [...]

9-63 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features VLAN Comman ds Used in this Sectio n Displaying the Switch ’ s VLAN Configura tion. The next comman d lists the V LANs cu rrently running in the sw itch, with VID , VLAN name, a nd VLA N status. Dynamic VLANs appear on ly if the switch i[...]

9-64 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features Displayin g the Configur ation for a Par ticular VLA N . This comma nd uses the VI D to identify and di splay the data for a specif ic static or dy namic VLAN. Synta x: show vlan < vlan-id > Figure 9-51. Example of “ Show V LAN[...]

9-65 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features Changing t he Number of VLANs Allo wed on the S witch. By default, the sw itc h allow s a maxi mum o f 8 VLA Ns. Y ou ca n spec ify a ny val ue from 1 to 30. (If GVR P is en abled , this s ettin g incl udes any dyna mic VL ANs on t he swit[...]

9-66 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features Creati ng a New St atic VL AN Changin g the VL AN Cont ext Level. W ith this comman d, enter ing a new VID crea tes a new static VL AN. Enteri ng the V ID or n ame of a n ex isting stat ic VLAN places y ou in the cont ext lev el for th[...]

9-67 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features Converting a Dynamic V LAN to a Static V LAN. If GVRP is runnin g on the switc h and a p ort dynamic ally joins a V LAN, you ca n use the ne xt comman d to co nvert th e dyna mic VLA N to a stati c VLAN. ( For GVR P and dynamic V LAN opera[...]

9-68 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features operati on. Note that Auto is the default per -port setting for a sta tic VLAN if GVRP is runin g on the swit ch. (For inf ormati on on dyna mic VLAN and GVRP operat ion, see “ GVRP ” on page 9-77 .) For examp le, suppose you have [...]

9-69 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features T o conf igure static VLAN po rt parameters, y ou will need to use th e menu interfac e (ava ilable by T e lnet from t he web brow ser interf ace) or the C LI. 1. Cli ck on the Conf igura tion tab. 2. C lic k on [VLAN Configuration] . 3. C[...]

9-70 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features Figure 9-54. Exa mple of T agged a nd Untag ged VLAN Port Assignments ■ In swit ch X: • VLANs assigned t o por ts X1 - X 6 can a ll be u ntagged becaus e there is only one V LAN assign ment per port . Red VLAN traf fic will go out [...]

9-71 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features Note Each 802.1Q-com pliant VLAN must ha ve its own uniqu e VID numbe r , and that VLAN must be given the same VID in every device in w hich it is configured. That is, i f the Red VLAN has a VID of 10 in switch X, then 10 must also b e use[...]

9-72 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features Figure 9-56. Exam ple of Networke d 802.1Q-Compliant D evices with Multiple VLANs on Some Ports The VLANs assig ned to ports X3, X4, Y2, Y3, and Y4 can all be unta gged because th ere is only one VLAN assigned per port. Port X1 has m u[...]

9-73 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features To s u m m a r i z e : Effect of VLANs on Other Switch Fe atures Spanning T ree Protocol Operation with VLANs Becau se t he Seri es 25 00 sw itch es follo w the 802 .1Q VLA N re comm endati on to use single-i nstance spa nning tree, STP o [...]

9-74 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features VLAN MAC Ad dresses The switch has one unique MA C address for ea ch of its VLAN inte rfaces . Y ou can send an 802.2 test packet to this MAC address to verify conne ctivity to the switch. Likew ise, you can a ssign an IP addr ess to t[...]

9-75 Conf igurin g Adva nced F eatur es Port-Based Vi rtual LANs (Stati c VLANs) Configuring Advanced Features VLAN Restri ctions ■ A port must be a membe r of at least one VLAN . In the factory default config uration, all po rts are a ssigned to the defaul t VLAN (DEF AUL T_VLAN ; VID = 1) . ■ A port can be a ssign ed to sever al VLAN s, but o[...]

9-76 Con figuring Ad vanc ed Feat ures Port -Based Vir tual LA Ns (St atic V LANs) Confi guring Adva nced Features HP Router Requi rements. Use the Hewlett-Packard version A.09.70 (or later) router OS release if any of the following Hewlett-Packard routers are installed in netw orks in which you will be using VLANs: HP Ro uter 44 0 (fo rmerly R out[...]

9-77 Conf igurin g Adva nced F eatur es GVRP Configuring Advanced Features GVRP GVRP — GARP VLAN Re gistrati on Protocol — is an a pplication of the Generic Attr ibu te Re gistr atio n Pr otoc ol — GARP . GVRP is defined in the IEEE 802 .1Q stand ard, and GA RP is de fine d in the IEEE 80 2.1P stan dard. Note T o underst and and use GVRP you [...]

9-78 Con figuring Ad vanc ed Feat ures GVRP Confi guring Adva nced Features Note There must be one commo n VLAN (tha t is, one c ommon VID) conne cting all of the GVRP -aware devices in the netw ork to carry GVRP pac kets. HP recom- mends the defau lt VLAN (DEF AUL T_VLAN; VID = 1), which is au tomatically enable d and c onfigured as unt agged on e[...]

9-79 Conf igurin g Adva nced F eatur es GVRP Configuring Advanced Features Note that if a static VLAN is c onfigured on at lea st one port of a switch, and that p ort has es tablished a link wit h another device, th en al l other p orts of that switch will send a dvertisement s for th at VLAN. For ex ample, i n the fol lowing figure, T agged VLA N [...]

9-80 Con figuring Ad vanc ed Feat ures GVRP Confi guring Adva nced Features ■ If the switch alr eady has a static VLAN assignment wit h the same VID as in the adve rtise ment , and the po rt is co nfigu red t o Auto for that VLAN, then the port will dynamic ally join the VLAN a nd begin m oving that VLAN ’ s traffic. (For more detail o n Auto ,[...]

9-81 Conf igurin g Adva nced F eatur es GVRP Configuring Advanced Features T able 9-8. Option s for Handling “ Unknow n VLAN ” Advertisements: The CLI show gvrp command and the menu interf ace VLA N Support sc reen show a switch ’ s cu rren t GVRP confi guration, inc luding th e Unknown VLAN settings. Figure 9-59. Example of GVRP Unknown VLAN[...]

9-82 Con figuring Ad vanc ed Feat ures GVRP Confi guring Adva nced Features Per -Port Options for Dynamic VLAN Advert ising and Joini ng Initia ting Advert isements. A s des cri bed in the prec edi ng sec tion , t o enab le dynamic join s, GVRP must be enabl ed and a port must be configured to Lea rn (the de fault). How ever , to send advert isemen[...]

9-83 Conf igurin g Adva nced F eatur es GVRP Configuring Advanced Features As th e abo ve tab le i ndica tes, w hen y ou en able GVRP , a p ort t hat ha s a T agged or Untagged st atic VLAN ha s the option f or both gene rating ad vertiseme nts and dynamic ally joining o ther VLANs. Note In table 9-9, abov e, the Unk nown VLAN pa rameter s are conf[...]

9-84 Con figuring Ad vanc ed Feat ures GVRP Confi guring Adva nced Features Planni ng for GVRP Oper ation These st eps outlin e the pro cedure for setting up dy namic VLA Ns for a seg - ment. 1. D eterm ine th e VLA N topo log y you wa nt for ea ch se gmen t (broa dca st domai n) on yo ur network . 2. Deter mine the VLANs that must be static and th[...]

9-85 Conf igurin g Adva nced F eatur es GVRP Configuring Advanced Features 2. Switch Con figuratio n . . . 8. VLAN Menu . . . 1. VLAN Suppor t Figure 9-60. The VLAN Suppo rt Screen (Default C onfiguration) 2. Do t he followin g to enable GVRP and disp lay the Un known V LAN fields: a. Press [E] (for E dit ). b. Use [v ] to move the cursor to the GV[...]

9-86 Con figuring Ad vanc ed Feat ures GVRP Confi guring Adva nced Features CLI: Vi ewing and Con figuring GVRP GVRP Comma nds Used in Th is Section Displaying the Switch ’ s Current GVRP Configur ation. This comma nd shows whether GVRP is disabled, a long with t he current set tings for the maximum nu mber of VL ANs and the curr ent Prima ry VLA[...]

9-87 Conf igurin g Adva nced F eatur es GVRP Configuring Advanced Features Enabling and Disabling GVRP on th e Switch. This comm and enab les GVRP on th e swit ch. Synta x: gvrp This ex ample ena bles GVRP: HP2512(config)# gvrp This example disables GVRP op eratio n on the switch: HP2512(config)# no gvrp Enabling and Disabling GVRP On Individual Po[...]

9-88 Con figuring Ad vanc ed Feat ures GVRP Confi guring Adva nced Features Displaying the Static and Dyna mic VLANs Activ e on the Switch. The show vlans command lists all VLANs present in the switch. Synta x: show vlan s For exampl e, in the following illustration , switch “ A ” has one sta tic VLAN (the default VLA N), with GVR P enabled a n[...]

9-89 Conf igurin g Adva nced F eatur es GVRP Configuring Advanced Features Converting a Dynamic V LAN to a Static V LAN. If a port on the switch has joined a dy namic VLAN , you can use the followi ng command t o convert that dy namic VLAN to a st atic V LAN: Synta x: sta tic < dynamic - vlan-id > For ex ample, to conv ert dynam ic VLAN 33 3 [...]

9-90 Con figuring Ad vanc ed Feat ures GVRP Confi guring Adva nced Features ■ By re ceiving a dverti sements fr om othe r device s runnin g GVRP , the switch learns o f static VLANs o n thos e other d evice s and dynamic ally (a utomat- icall y) cre at es tag ged VL ANs on the l inks to th e adver tis ing de vice s. Similarly , the switch adverti[...]

9-91 Conf igurin g Adva nced F eatur es Multim edia Traffi c Control wi th IP Multica st (IGMP) Configuring Advanced Features Multimedia T raffic Control with IP Multicast (IGMP) IGMP Feat ures In a n etwork wh ere IP mu lticast traffic i s transmi tted for vario us multimed ia applica tions, you ca n use the sw itch to re duce un necessar y bandwi[...]

9-92 Con figuring Ad vanc ed Feat ures Multime dia Traffic Con trol with IP Multica st (IGMP) Confi guring Adva nced Features Enab ling IGMP al low s the po rts to dete ct IG MP que ries and repor t pac ket s and mana ge IP multic ast traffic t hrough the sw itch. If no o ther querier is detected, the switch will t hen also function a s the querier[...]

9-93 Conf igurin g Adva nced F eatur es Multim edia Traffi c Control wi th IP Multica st (IGMP) Configuring Advanced Features • Bloc ke d: Causes the switch to drop all IGMP transmissions received from a specif ic port and t o block all ou tgoing IP Mu lticast p acket s for that por t. This has the effe ct of preven ting IGMP traff ic from movi n[...]

9-94 Con figuring Ad vanc ed Feat ures Multime dia Traffic Con trol with IP Multica st (IGMP) Confi guring Adva nced Features V iewing t he Current IGMP Conf iguration. This com ma nd l ist s th e IG MP config uration for all VLANs c onfigured on the swit ch or for a spe cific VLA N. Synta x: show i p igmp confi g IGMP co nfigura tion for all VLANs[...]

9-95 Conf igurin g Adva nced F eatur es Multim edia Traffi c Control wi th IP Multica st (IGMP) Configuring Advanced Features Figure 9-66. Example Listing of IGMP Config uration for A Specific VLAN Enabling or Disabling IGMP on a VLAN. Y ou can enable IG MP on a VLAN, alon g with the last-saved o r default IGMP configur ation (w hichever was most r[...]

9-96 Con figuring Ad vanc ed Feat ures Multime dia Traffic Con trol with IP Multica st (IGMP) Confi guring Adva nced Features Configuring Per -Port IGMP Packet Co ntrol. Use t his comm and i n the VLAN con text to speci fy how each po rt should ha ndle IGMP t raffic. Synta x: vlan < vi d > ip igm p [auto < port-lis t > | bl ocked < p[...]

9-97 Conf igurin g Adva nced F eatur es Multim edia Traffi c Control wi th IP Multica st (IGMP) Configuring Advanced Features HP2512> show ip igmp config Show c ommand to display results of above high-p riority commands. Configur ing the Que rier Functio n. The defa ult quer ier func tion is “ enabl ed ” . This comma nd disab les or re-e nab[...]

9-98 Con figuring Ad vanc ed Feat ures Multime dia Traffic Con trol with IP Multica st (IGMP) Confi guring Adva nced Features a switch is configured to supp ort IGMP with the quer ier featur e enab led.) A s et of hosts, routers, and/or switches that send or receive multicast data streams to or from th e same source(s) is termed a multica st group [...]

9-99 Conf igurin g Adva nced F eatur es Multim edia Traffi c Control wi th IP Multica st (IGMP) Configuring Advanced Features ■ Switch 1 ignor es IGMP t raffic and do es not d istinguish between IP mult i- cast gr oup members a nd non-memb ers. Thus, it is sending la rge amounts of unwant ed multica st traffic ou t the ports to P Cs 2 and 3. ■ [...]

9-10 0 Con figuring Ad vanc ed Feat ures Multime dia Traffic Con trol with IP Multica st (IGMP) Confi guring Adva nced Features IGMP i s configur ed on swit ches 3 an d 4. Eit her of the se swit ches ca n operat e as querier b ecause a mul ticast r outer is not prese nt on the ne twork. (If an IGMP swit ch does not detect a querier , it automati ca[...]

9-10 1 Conf igurin g Adva nced F eatur es Multim edia Traffi c Control wi th IP Multica st (IGMP) Configuring Advanced Features Note: IP Mult ica st Fil ters. IP multic ast addresse s occur in t he range f rom 224. 0.0.0 throug h 239 .255 .255.2 55 (whi ch cor respon ds to the E thern et mul ti- cast addr ess range of 01005e- 000000 thr ough 0100 5[...]

9-10 2 Con figuring Ad vanc ed Feat ures Span ning T ree Proto col (STP) Confi guring Adva nced Features Spanning T ree Protocol (STP) STP Fe atu res The switch use s the IEEE 802.1D Spann ing T ree Protocol (ST P), when enab led, to en sure tha t only one pa th at a time is ac tive bet ween a ny two n odes on the netwo rk. In netwo rks where ther [...]

9-10 3 Conf igurin g Adva nced F eatur es Span ning Tr ee Prot ocol (S TP) Configuring Advanced Features STP Fast M ode for Overcomi ng Server Ac cess Failu res. If an end nod e is config ured to au tomatica lly access a server , the duratio n of the STP st artup sequen ce can resu lt in a “ serve r access failure ” . On ports wher e this is a [...]

9-10 4 Con figuring Ad vanc ed Feat ures Span ning T ree Proto col (STP) Confi guring Adva nced Features ) Figure 9-69. Example of th e STP Conf igurat ion Screen 4. If the r emaining S TP paramete r settings a re adequa te for your network, go to ste p 8. 5. U se [T ab] or the arrow k eys to select the next para meter yo u want to chan ge, then ty[...]

9-10 5 Conf igurin g Adva nced F eatur es Span ning Tr ee Prot ocol (S TP) Configuring Advanced Features CLI: Confi guring STP STP Co mmands U sed in Th is Sectio n V iewing t he Current STP Configura tion. Re gardles s of whe ther ST P is disabl ed (the de fault), th is command lists the sw itch ’ s full STP co nfig urat ion , including general [...]

9-10 6 Con figuring Ad vanc ed Feat ures Span ning T ree Proto col (STP) Confi guring Adva nced Features Enabling or Disabling STP . Ena bling S TP i mplements the spanning -tree protoc ol for all physica l ports on th e switch, reg ardless of w hether multip le VLANs a re config ured. Disa bling ST P remov es protec tion a gainst re dundant loops [...]

9-10 7 Conf igurin g Adva nced F eatur es Span ning Tr ee Prot ocol (S TP) Configuring Advanced Features Y ou c an also include one or more of the STP pe r -port pa rameters in this comm and. S ee “ Reconfiguring Per -Port STP Oper ation on the Switch ” on page 9-10 7. Synta x: spanning -tree priority <0 - 65355> maximum-age <6 - 40 se[...]

9-10 8 Con figuring Ad vanc ed Feat ures Span ning T ree Proto col (STP) Confi guring Adva nced Features For ex ample, the foll owing en ables STP (if it is n ot alread y enab led) and config ures port s 5 and 6 to a path cost of 15 , a priori ty of 100 , a nd fast mod e: HP2512(config)# spanning-tree ethernet 5-6 path-cost 15 priority 100 mode fas[...]

9-10 9 Conf igurin g Adva nced F eatur es Span ning Tr ee Prot ocol (S TP) Configuring Advanced Features Figur e 9- 71. Exam ple o f Re dunda nt Pa ths Betw een T wo Node s ST P Fast Mode For stan dard STP op eration , when a netw ork conne ction is esta blished on a device that is ru nning STP , the por t used for the conn ection g oes throu gh a [...]

9-11 0 Con figuring Ad vanc ed Feat ures Span ning T ree Proto col (STP) Confi guring Adva nced Features Caut ion The Fast Mode configuratio n should be used only on switch port s connec ted to end nod es. Chan ging the Mo de to Fa st on ports conn ected to hubs, switch es, or routers ma y cause loop s in your net work that STP may no t be able to [...]

9-11 1 Conf igurin g Adva nced F eatur es Span ning Tr ee Prot ocol (S TP) Configuring Advanced Features Figure 9-72. Example of Usin g a T runked Link wit h STP and VLANs For m ore infor mation, refer to “ Spanning T ree Prot ocol Oper ation with VLANs ” on page 9- 73. Problem: STP enabled with 2 separate (non-t runked) links blocks a VLAN lin[...]

9-11 2 Con figuring Ad vanc ed Feat ures Span ning T ree Proto col (STP) Confi guring Adva nced Features[...]

10-1 Mon itori ng a nd A naly zing Switch Op eration 10 Monitoring and Analyzing Switch Operation Chapter Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-2 Status and Counte rs Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3 Menu[...]

10- 2 Monit oring and An alyzin g Sw itch Oper atio n Overv iew Monitor ing and Anal yzing Switch Op eration Overview The Serie s 2500 switch es have several built-in t ools for monitorin g, analy zing, and trou bleshoo ting switc h and netwo rk oper ation: ■ Status : Incl udes opt ions for displa ying gene ral swit ch inform ation, man - ageme n[...]

10-3 Mon itoring an d Ana lyzing Swi tch Op eration Statu s and Coun ters Data Mon itori ng a nd A naly zing Switch Op eration Status and Counter s Data This sectio n descr ibes the sta tus and co unters sc reens avai lable thr ough the switch con sole interfac e and/or t he web brow ser interfa ce. Note Y ou c an access all console screen s from t[...]

10- 4 Monit oring and An alyzin g Sw itch Oper atio n Stat us and Co unter s Data Monitor ing and Anal yzing Switch Op eration Menu Access T o Status and Counters Beginni ng at the Ma in Menu, displ ay the Sta tus and Co unters menu by select - ing: 1. St atus and C ounter s Figure 10-1. The Status and Counters Me nu Each of th e above me nu items [...]

10-5 Mon itoring an d Ana lyzing Swi tch Op eration Statu s and Coun ters Data Mon itori ng a nd A naly zing Switch Op eration Genera l System Inf ormati on Menu Access From the c onsole Main Menu, selec t: 1. St atus and C ounter s 1. General Sy ste m Information Fig ure 10 -2. Exa mple of G ene ral Sw itc h Inf orm ation This scree n dynami cally[...]

10- 6 Monit oring and An alyzin g Sw itch Oper atio n Stat us and Co unter s Data Monitor ing and Anal yzing Switch Op eration Switch Management Address Informatio n Menu Access Fro m the Mai n Me nu, s ele ct: 1 St atus and Count ers . . . 2. Switch Manage ment Address Information Figure 10-3. Example of Managemen t Address Info rmation wit h VLAN[...]

10-7 Mon itoring an d Ana lyzing Swi tch Op eration Statu s and Coun ters Data Mon itori ng a nd A naly zing Switch Op eration Port Status The web br owser int erface and the conso le interf ace sho w the same p ort status dat a. Menu: Displaying Port S tatus Fro m the Mai n Me nu, s ele ct: 1. St atus an d Count ers . . .3. Port S tatu s Figur e 1[...]

10- 8 Monit oring and An alyzin g Sw itch Oper atio n Stat us and Co unter s Data Monitor ing and Anal yzing Switch Op eration V iewing Port and T runk Group Stat istics These feat ures enabl e you to dete rmine the traf fic patte rns for each port since the last re boot or reset of the switc h. Y ou can d isplay: ■ A gene ral repo rt of traf fic[...]

10-9 Mon itoring an d Ana lyzing Swi tch Op eration Statu s and Coun ters Data Mon itori ng a nd A naly zing Switch Op eration Menu Access to Port and T runk Statistics T o access this screen from the Main Menu, selec t: 1. St atus an d Counter s . . . 4. Port Count ers Fig ure 10 -5. Exa mple of Po rt C oun ters on t he M enu I nte rface T o v iew[...]

10- 10 Monit oring and An alyzin g Sw itch Oper atio n Stat us and Co unter s Data Monitor ing and Anal yzing Switch Op eration CLI Access T o Port and T runk Group Sta tistics T o Display the Port Counter Su mmary Report. This com mand pro vides an ov ervie w of por t activ ity for all ports on the sw itch. Synta x: show statistics T o Display a D[...]

10- 11 Mon itoring an d Ana lyzing Swi tch Op eration Statu s and Coun ters Data Mon itori ng a nd A naly zing Switch Op eration V iewing the Sw itch ’ s MAC Address T ables These fe atures h elp you to view : ■ The MAC addresses t hat the switch has learned from network devices attache d to the sw itch ■ The port on which each MA C address w[...]

10- 12 Monit oring and An alyzin g Sw itch Oper atio n Stat us and Co unter s Data Monitor ing and Anal yzing Switch Op eration Menu Access to the MAC Addr ess V iews and Searches Switch- Level MA C-Addre ss V iewing and Search ing. This featur e lets you dete rmine whic h switch p ort is be ing used to communica te with a sp ecific device on the n[...]

10- 13 Mon itoring an d Ana lyzing Swi tch Op eration Statu s and Coun ters Data Mon itori ng a nd A naly zing Switch Op eration 2. T ype the MAC address y ou want to loca te and pre ss [Enter] . The address and port nu mber are high lighted if found. If the switch does not find the address, i t leave s the MA C address l isting emp ty . Fig ure 10[...]

10- 14 Monit oring and An alyzin g Sw itch Oper atio n Stat us and Co unter s Data Monitor ing and Anal yzing Switch Op eration Enter MAC address: _ 2. T ype the MA C address y ou want to locate and press [En ter] . The address is highl ighted if f ound. If t he switch does not fi nd the ad dress, it lea ves the MAC address listing empty . CLI Acce[...]

10- 15 Mon itoring an d Ana lyzing Swi tch Op eration Statu s and Coun ters Data Mon itori ng a nd A naly zing Switch Op eration Spanning T ree Protocol (STP) Info rmation Menu Access to STP Data Fro m the Mai n Me nu, s ele ct: 1. St atus an d Counter s . . . 7. Span ning T ree Infor matio n STP must be en abled on the switch t o display the follo[...]

10- 16 Monit oring and An alyzin g Sw itch Oper atio n Stat us and Co unter s Data Monitor ing and Anal yzing Switch Op eration Figure 10-11.Exa mple of STP P ort Information CLI Access to STP Data This option list s the STP conf iguratio n, root data, and pe r -port da ta (cost, prior ity , state, and d esignated bridge). Synta x: show sp anning-t[...]

10- 17 Mon itoring an d Ana lyzing Swi tch Op eration Statu s and Coun ters Data Mon itori ng a nd A naly zing Switch Op eration Internet Group Ma nagement Protocol (IGMP) Status The switch use s the CLI to display the followi ng IGMP status on a per -VLAN basis: For ex ample, suppose t hat show ip igmp listed an IGMP gr oup address of 224.0 .1.22.[...]

10- 18 Monit oring and An alyzin g Sw itch Oper atio n Stat us and Co unter s Data Monitor ing and Anal yzing Switch Op eration VLAN Information The swi tch uses the CLI to disp lay the fo llowing VLA N status: For examp le, suppose that your switc h has the follow ing VLANs: Ports VLAN VID 1 - 12 DEFA UL T_ VLAN 1 1, 2 V LAN-33 33 3, 4 V LAN-44 44[...]

10- 19 Mon itoring an d Ana lyzing Swi tch Op eration Statu s and Coun ters Data Mon itori ng a nd A naly zing Switch Op eration Listing th e VLAN ID (VID) an d Status fo r Speci fic Ports. Figure 10-14. Example of VLAN Listing for Spec ific Ports Listin g Ind ividual VL AN St atus. Beca use ports 1 and 2 are not m embers of VLAN-44 , it doe s not [...]

10- 20 Monit oring and An alyzin g Sw itch Oper atio n Stat us and Co unter s Data Monitor ing and Anal yzing Switch Op eration W eb Browser Interface St atus Informatio n The “ home ” scree n for the web brows er in terfa ce is t he Sta tus Ov ervi ew screen, as show n below . As t he title implie s, it provides an overview of the status of th[...]

10- 21 Mon itoring an d Ana lyzing Swi tch Op eration Port M oni toring Featu res Mon itori ng a nd A naly zing Switch Op eration Port Monitoring Features Port Monitor ing Features Y ou c an design ate a po rt for m onitoring traffic of one or mor e other ports o r of a si ngle VL AN conf igured on the s witch . The switch monito rs the n etwork ac[...]

10- 22 Monit oring and An alyzin g Sw itch Oper atio n Port Mon itoring Fea tures Monitor ing and Anal yzing Switch Op eration Menu: Configuring Port Monitori ng This proc edure descr ibes co nfigurin g the switch f or monitoring when mon i- toring is disab led. (If monitoring has already been enable d, the screens will appear differen tly than sho[...]

10- 23 Mon itoring an d Ana lyzing Swi tch Op eration Port M oni toring Featu res Mon itori ng a nd A naly zing Switch Op eration Figure 10-17. How T o Select a Monitoring Port 5. Use the Space ba r to select t he port to use f or monitori ng, then pre ss the downarrow key to select th e Monitor parameter . (The default se tting is Ports , whi ch y[...]

10- 24 Monit oring and An alyzin g Sw itch Oper atio n Port Mon itoring Fea tures Monitor ing and Anal yzing Switch Op eration iv . Press [En ter] , then p ress [S] (for Save ) to sa ve your ch anges and exit from the sc reen. Figure 10-18. Example of Selecting a VL AN to Monitor 7. Return t o the Main Menu. CLI: Configuring Port Moni toring Port M[...]

10- 25 Mon itoring an d Ana lyzing Swi tch Op eration Port M oni toring Featu res Mon itori ng a nd A naly zing Switch Op eration Figure 10-19.Exa mple of Monitored Port Listing Configur ing the Mo nitor Port. This comma nd assigns o r remove s a mon- itoring port, and m ust be ex ecuted f rom the g lobal configu ration le vel. Remov - ing the m on[...]

10- 26 Monit oring and An alyzin g Sw itch Oper atio n Port Mon itoring Fea tures Monitor ing and Anal yzing Switch Op eration Figure 10-21.Exa mples of Removing Ports and VLANs as M onitoring Sources W eb: Configuring Port Moni toring T o en abl e port mon itori ng: 1. Cli ck on the C onfiguration tab. 2. C lic k on [Mon itor Por t] . 3. Do eith e[...]

11-1 Trou bleshooti ng 11 T rou bleshoo ting Chapter Contents Overvie w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1-2 Troub lesho otin g Approa ches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-3 Browse r or Con sole Acce ss Probl ems . . . . . . . . . . . . .[...]

11- 2 Trou blesh ooting Overv iew Trou bleshooti ng Overview Thi s chapt er address es pe rfor man ce-rel ated netwo rk probl ems th at ca n be caused by top ology , switch config uration , and t he effe cts of o ther de vices or their conf iguration s on switch operatio n. (For switch-spe cific inform ation on hardware problems in dicated by LED b[...]

11-3 Trou blesh ooting Troub lesho oting Appr oaches Trou bleshooti ng T roubl eshooting App roaches Use th ese appr oaches t o diagn ose switch p roblem s: ■ Check t he switch LEDs f or indicatio ns of prope r switch operat ion: • Each sw itch por t has a L ink LED that sh ould light w henever a n acti ve network de vice is conn ected to the p[...]

11- 4 Trou blesh ooting Brow ser or Co nsole Ac cess Prob lems Trou bleshooti ng Browser or Console Access Problems Cannot a ccess the web browser interfa ce: ■ Acc ess may be disabled by the W eb A gent Enabl ed parameter in the swi tch consol e. Check the setting on t his paramet er by selec ting: 2. Switch Con figuratio n . . . 1. Sy stem Info[...]

11-5 Trou blesh ooting Brow ser or Co nsole A ccess Pr oblems Trou bleshooti ng Cannot T elnet into th e switch console fro m a station on the network : ■ T eln et ac cess ma y be dis abled by the In bound T elnet Enabled para meter in the Sy stem Informa tion scre en of the m enu inter face: 2. Switch Con figuration 1. Sy stem Information ■ Th[...]

11- 6 Trou blesh ooting Unus ual Netw ork Ac tivit y Trou bleshooti ng Unus ual Netwo rk Activi ty Netwo rk activi ty that exceeds accepted n orms may i ndicat e a ha rdware problem w ith one or mo re of the networ k compo nents, possibly including the switch. Unusua l network activ ity is usually indicated by the LEDs on the front of the sw itch o[...]

11-7 Trou blesh ooting Unus ual Net work Activi ty Trou bleshooti ng IP addresses that will exp ire after a limit ed duration. One sol ution is to config ure “ reservat ions ” in the DHCP server for specific IP addresses to be assigned to devices having spe cific MAC addresses. For more information, refer to the do cumentatio n for the DHCP ser[...]

11- 8 Trou blesh ooting Unus ual Netw ork Ac tivit y Trou bleshooti ng Problems Relat ed to Sp anning-T ree Protocol (STP) Caut ion If yo u enable STP , it is rec ommende d that you le ave t he rema inder of the STP parame ter settings at their defaul t values u ntil you have had an opp ortunity to eva luate STP pe rforma nce in your network. Be ca[...]

11-9 Trou blesh ooting Unus ual Net work Activi ty Trou bleshooti ng VLAN-Related Prob lems Monito r Port. When using the monitor po rt in a multiple VLA N environ- ment, it can be useful to k now how broa dcast, mul ticast, and un icast traffic is t agged. Th e follo wing ta ble de scribes the tagg ing to ex pect. None of the devices assigne d to [...]

11- 10 Trou blesh ooting Unus ual Netw ork Ac tivit y Trou bleshooti ng 1. If VLA N_1 (VID=1 ) is configur ed as “ Untagg ed ” on port 3 on switc h “ X ” , then it mu st als o be c onfi gur ed as “ U ntagge d ” on port 7 on swi tch “ Y ” . Make sure th at the V LAN ID (VID) i s the same on bo th switche s. 2. Simila rly , if VLAN_2 [...]

11- 11 Trou blesh ooting Using the Event Lo g To Identi fy Problem So urces Trou bleshooti ng Using the Event Log T o Identif y Problem Sources The Event Log records op erating ev ents as single-l ine entries list ed in chrono - logical order , and serv es as a tool for isola ting prob lems. Each Eve nt Log entr y is compo sed o f f ive f ields : S[...]

11- 12 Trou blesh ooting Usin g the Ev ent Log T o Iden tify P roble m Sour ces Trou bleshooti ng T able 11-1. Event Log Sy stem Modules Menu: Entering and Navigating in the Event Log Fro m the Mai n Me nu, s ele ct Eve nt Log . Figure 11-2. Example of an Event Log Display Modu le Even t Descriptio n Modu le Event D escript ion addrMg r Addr ess ta[...]

11- 13 Trou blesh ooting Using the Event Lo g To Identi fy Problem So urces Trou bleshooti ng The log status line at the b ottom of th e display i dentifies where in the sequen ce of event messag es the display is cu rrently po sitione d. T o di spla y va rious p ortion s of t he E vent L og, eith er prec eding or f ollow ing th e curr ently visibl[...]

11- 14 Trou blesh ooting Diag nostic Tools Trou bleshooti ng Diagnostic T o ols Diagno stic Feature s Ping and Link T est s The Ping te st and the Link test are point -to-point tests be tween yo ur switch and anot her IEEE 8 02.3-co mpliant d evice on yo ur netw ork. These tests can tel l you wheth er th e swit ch is commu nicati ng pr ope rly wi t[...]

11- 15 Trou blesh ooting Dia gnosti c Tools Trou bleshooti ng W eb: Executing Ping or Link T ests Figure 11-12.Link an d Ping T est Screen on the W eb Browser Interface Successes indi cates the number of Ping or Link pa ckets th at successfu lly compl eted th e m ost re cent te st. Failures indica tes the numbe r of Ping or Link pac kets that were [...]

11- 16 Trou blesh ooting Diag nostic Tools Trou bleshooti ng Numb er of Pac kets t o Send is the n umber of tim es y ou want the sw itch to attempt to test a co nnection. T imeout in Secon ds is th e num ber of se con ds t o al low p er a ttem pt t o te st a connect ion befo re determ ining that the cu rrent attempt ha s failed. T o halt a Link or [...]

11- 17 Trou blesh ooting Dia gnosti c Tools Trou bleshooti ng Link T ests. Y o u can issue single or m ultiple link test s with varying repititi ons and time out perio ds. The default s are: ■ Repeti tions: 1 ( 1 - 9 999) ■ T imeout: 5 seconds ( 1 - 256 seconds) Synta x: link < mac-addr ess > [repetiti ons <1 - 999>] [timeout <1 [...]

11- 18 Trou blesh ooting Diag nostic Tools Trou bleshooti ng Displaying th e Configuratio n File The complet e switch config uration is contained in a file that you c an browse from ei ther the w eb browser i nterfac e or the C LI. It may b e useful in some troubles hooting sce narios to view the switch conf iguration . CLI: Vi ewing the Configurat[...]

11- 19 Trou blesh ooting Dia gnosti c Tools Trou bleshooti ng CLI Admin istrative and T roubleshooting Comman ds These c ommands pr ovide inf ormatio n or perfo rm actions tha t you may fi nd helpful in troublesh ooting op erating pr oblems with t he switch. Note For more on the CLI, ref er to chap ter 3, "Using th e Command Line Referenc e (C[...]

11- 20 Trou blesh ooting Restor ing t he Factor y-Defa ult Conf igura tion Trou bleshooti ng Restoring the Factory-Default Configuration As part of y our troublesh ooting pr ocess, it may be come nece ssary to retur n the switch configur ation to the factor y default setti ngs. This p rocess momen- tarily interrupts the swi tch operat ion, clea rs [...]

A-1 Transfe rring an Operat ing System or Sta rtup A T ransferring an Operating System or Startup Config uration F ile Appe ndix Con tents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2 Downloading an Operat ing System (OS) . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

A-2 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Overv iew Transfer ring an Opera ting System or St artup Overview Y ou c an download new switch sof tware (ope rating system — OS) a nd upload or downloa d switch co nfigurat ion files. These features ar e useful for ac quiring periodic switch softw are upgr ades and f or s[...]

A-3 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Downlo ading an O perating Syste m (O S) Transfe rring an Operat ing System or Sta rtup Using TF TP T o Dow nload the OS File from a Serve r This proc edure assu mes that: ■ An OS file for the switch has been stored on a TF TP server accessible to the switch. (The OS file i[...]

A-4 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Downl oading an Operatin g System (OS) Transfer ring an Opera ting System or St artup Menu: TF TP Download from a Server 1. In th e console Main Menu, selec t Downlo ad OS to d ispl ay this scr een : Figure A-15. Ex ample of the Down load OS Scree n (Default V alues) 2. Press[...]

A-5 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Downlo ading an O perating Syste m (O S) Transfe rring an Operat ing System or Sta rtup A “ pr ogress ” ba r indicate s the prog ress of the download . When the entire operating system has be en rece ived, all a ctivity on th e switch ha lts and you will see V a lidating [...]

A-6 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Downl oading an Operatin g System (OS) Transfer ring an Opera ting System or St artup Using the SN MP-Based Softw are Update Utility HP T opT ools for Hubs & Switches inc ludes a softwa re update util ity for updatin g on HP P roCurv e switch p roducts such a s the Ser ie[...]

A-7 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Downlo ading an O perating Syste m (O S) Transfe rring an Operat ing System or Sta rtup CLI: Switch-T o-Switch Dow nload Syntax : copy tftp f lash <ip-addr > flash For examp le, to downloa d an OS file from a Switch 25 12 with an IP ad dress of 10.2 8.227.103: Figur e 8[...]

A-8 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Downl oading an Operatin g System (OS) Transfer ring an Opera ting System or St artup The downloa d can take seve ral minutes, dep ending on the ba ud rate used for the t ransfer . 6. When the do wnload finishes, th e switch automatic ally reboots itse lf and begins runni ng [...]

A-9 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Troub lesh ooting TFTP Down load s Transfe rring an Operat ing System or Sta rtup T roubl eshooti ng TF TP Down loads If a TF TP download fails, the Down load OS screen indi cates the failure. Figure A-18. Example of Message for Downloa d Failure T o fi nd more inf ormatio n [...]

A-10 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Tran sferr ing S witch Configu ratio ns Transfer ring an Opera ting System or St artup ■ Anothe r consol e session (t hrough e ither a di rect c onnect ion to a t ermina l device or throug h T el net) was al read y running w hen you sta rted th e session in whi ch the down[...]

A-11 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Tran sferri ng S witch Confi gurat ions Transfe rring an Operat ing System or Sta rtup TF TP: Co pying a Conf iguratio n to a Remote H ost. Synta x: copy sta rtup-confi g tftp < ip-addr > < remote-file > This comma nd copies th e switch ’ s star tup conf igurat[...]

A-12 Transf errin g an Op erating Syst em or Sta rtup C onfig uration File Tran sferr ing S witch Configu ratio ns Transfer ring an Opera ting System or St artup Xmodem : Copyin g a Conf igurat ion from a Serial ly Conne cted PC or Unix W orkstation. T o use this meth od, the switch must be connec ted via the ser ial por t to a PC or Unix w orkstat[...]

B-1 MAC Addr ess Ma nagem ent B MAC Address Management Appendix B Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1 Determining MAC Addresse s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2 Menu: Vi ewing t he Switch ’ s MAC A ddresses .[...]

B-2 MAC Ad dres s Manage ment Determ ining MAC Addresses MAC Address Man agement Determining MAC Addresses MAC A ddres s Viewin g Meth ods Use the menu inte rface to vie w the switch ’ s base M AC addr ess and th e MAC address a ssigned to any no n-defa ult VLAN you have configure d on the switch. Note Th e switch ’ s base MAC addr ess is used [...]

B-3 MAC A ddres s Manag ement Determin ing MAC Add resses MAC Addr ess Ma nagem ent Menu: V iewing the Swi tch ’ s MAC Address es The Management Address I nformation screen lists the MAC addresses for: ■ Base switch (default VLA N; VID = 1) ■ Any ad dition al VLANs config ured on the swit ch. Also, the Base MA C address a ppears on a lab el o[...]

B-4 MAC Ad dres s Manage ment Determ ining MAC Addresses MAC Address Man agement CLI: Vi ewin g the Po rt and VLAN MAC Addresses The MAC ad dress assi gn ed to e ach sw itc h port is used int erna lly b y such feat ures as Fl ow Co ntr ol and the Sp ann ing T ree Prot ocol . De ter minin g the MAC add ress assign ments fo r individu al por ts can s[...]

C-1 Switch M emory and Conf igurat ion C Switch Memory and Conf iguration Appe ndix Con tents Appen dix Co ntents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1 Overvie w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-2 Overview o f Configura tion [...]

C-2 Switc h Memory an d Con figurat ion Overv iew Swit ch Memory an d Configura tion Overview This appendi x describe s the foll owing: ■ How swit ch me mory m anages co nfigura tion changes ■ How t he CLI imp lemen ts con figur atio n ch anges ■ How th e menu inter faceand web br owser interf ace imp lement c onfig ura- tion ch anges Overvie[...]

C-3 Swit ch Memor y and C onfig uration Overvi ew of Config urati on Fi le Ma nagem ent Switch M emory and Conf igurat ion Reboot ing the switch re places the cur rent running -config file with a new runnin g-config file that is an exa ct copy of t he current startu p-config fil e. Note Any of the follow ing action s reboots the switc h: • Execu [...]

C-4 Switc h Memory an d Con figurat ion Using the CLI To Im pleme nt Conf igura tion Change s Swit ch Memory an d Configura tion Stori ng and Re trieving Configura tion Files. Y o u can store or retrie ve a backup c opy of the st artup-con fig file on a nother d evice. For mor e informa- tion, see a ppendix A, "T ransferr ing an Oper ating Sy [...]

C-5 Swit ch Memor y and C onfig uration Usi ng the CL I To Im pleme nt Conf igura tio n Chan ges Switch M emory and Conf igurat ion Synta x: write memory For exam ple, the def ault po rt mode settin g is aut o . Suppose t hat your ne twork uses C at 3 wiri ng and y ou wan t to c onnect the switc h to a nother au tosen sing device capable of 100 M b[...]

C-6 Switc h Memory an d Con figurat ion Using the CLI To Im pleme nt Conf igura tion Change s Swit ch Memory an d Configura tion The above prompt means t hat one or more parame ter settings in t he running- config file diffe r from th eir counte rparts in the start up-confi g file and y ou need to choose whic h config file to re tain and which to d[...]

C-7 Swit ch Memor y and C onfig uration Usi ng the Men u and W eb Brows er Int erfac es To Im pleme nt Conf igura tion Ch ange s Switch M emory and Conf igurat ion Synta x: erase startup-config For ex ample : Press [Y] to rep lace the curren t configur atio n with the f actor y default config- uration and reboot the switch. Press [N] to retain t he[...]

C-8 Switc h Memory an d Con figurat ion Usin g the Men u and We b Brow ser In terf aces To Imp lemen t Con figur ation Chang es Swit ch Memory an d Configura tion Using S ave and C ancel in the Menu Interface For an y config uratio n scree n in the menu in terface, the Save command : 1. Implem ents the changes in t he run ning-con fig fil e 2. Sa v[...]

C-9 Swit ch Memor y and C onfig uration Usi ng the Men u and W eb Brows er Int erfac es To Im pleme nt Conf igura tion Ch ange s Switch M emory and Conf igurat ion Rebooting fro m the Menu Interface ■ T ermin ates the c urrent sessi on and perf orms a r eset of the operat ing system ■ Activa tes any con figuratio n change s that req uire a r eb[...]

C-1 0 Switc h Memory an d Con figurat ion Usin g the Men u and We b Brow ser In terf aces To Imp lemen t Con figur ation Chang es Swit ch Memory an d Configura tion If conf igurat ion ch ange s requ iring a reboo t have be en ma de, th e swit ch disp lays an aste risk ( * ) ne xt to the me nu item in wh ich the cha nge has bee n made. For ex ample [...]

D-1 Daylight Savings Time on HP ProCur ve Switch es D Daylig ht Savings T ime on HP Pro Curve Switches This information a pplies to the followin g HP ProCurve swit ches: HP Pro Curve swit ches pr ovide a way to au tomati cally ad just t he sy stem cl ock for Da yligh t Sav ings Time (DST) chan ges. For th e foll owing switch es, H P ProC urve Sw it[...]

D-2 Dayli ght S avings Tim e on H P Pr oCurve Swit ches Daylig ht Savings Time on HP ProCur ve Switch es Middl e Europe a nd Portug al: • Begin DST at 2am t he first Su nday on or after Marc h 25th. • End DST a t 2am the f irst Sunda y on or after Septemb er 24th. Southern He misphere: • Begin DST at 2am the f irst Sunda y on or aft er Octob [...]

D-3 Dayli ght S avings Ti me on HP P roCurv e Sw itc hes Daylight Savings Time on HP ProCur ve Switch es Before c onfiguring a "User defined" Daylig ht T im e Rule, it is import ant to under stand how the switch treats th e entri es. The switch knows whi ch dates are S unday s, and uses a n algo rith m to det ermin e on which date to chan[...]

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Inde x – 1 Index Numerics 802.1Q V LAN sta ndard … 9- 102 802.3u auto neg otiati on sta ndard … 6-3 A A.09 .70 ro uter rele ase … 9-76 acce ss mana ger … 8-6 ope rator … 8-6 access levels, authorize d IP mana gers … 7-31 Actions line … 2-9 – 2-1 1 location on s creen … 2-9 active pa th … 9- 102 addre ss authorized for port se [...]

2 – Index Index See CLI commu nities, S NMP … 8-7 conf iguratio n … 2- 7, 9-10 8 Bootp … 5-13 conso le … 5-16 copyin g … A-10 downl oad … A-2 facto ry d efaul t … 5-2, 9- 57, 9- 62, 9 -103, C- 6 IP … 5-3 network mo nitoring … 10-21 perm anent … C-5 perm anent ch ange defined … C-3 port … 6-1 port security … 7-11 port tr [...]

Inde x – 3 Index spanning tre e … 9-109 fault detection … 4-9 fault detection policy … 4-9, 4-24 fault detection policy, setting … 4- 24 fault detec tion window … 4-24 fault-tole rance … 6-12 FEC benefits … 6-2 7 filters effect of IGM P … 9-101 IGMP override … 9-10 1 maximu m a llowe d … 9-10 1 firmware version … 10 -5 flash[...]

4 – Index Index con figur e per VLAN … 9-92 effect on fi lters … 9-101 exam ple … 9-9 8 – 9-1 00 filter override … 9-101 high -prio rity forw arding … 9-92 host not re ceiv ing … 11- 7 IP ad dress requ ired … 9-92 IP mu lticast add ress range … 9-101 leave g roup … 9- 98 max imum addr ess coun t … 9-101 mult icas t grou p ?[...]

Inde x – 5 Index M MAC addres s … 5-13, 10-5 , B-1 dupli cate … 9-75 – 9-76 , 11-8 , 11- 10 lear ned … 10 -11 – 10-12 port … B-1 , B-3 switch … B- 1 VLAN … 9-74, B- 1 mana gement interf aces descri bed … 1-2 server URL … 4-13 – 4-14 server URL default … 4-15 man ager access … 8-6 manag er passw ord … 4-9, 4-11 , 7-4, 7[...]

6 – Index Index Address T able screen … 9-76 auto ne gotiation … 6-4 auto, IGMP … 9-9 2 auto- negot iat ion … 6-3 bloc ked by STP opera tion … 9- 108 bloc ked, IGMP … 9-92 CLI acce ss … 6-6 cont ext le vel … 6-8 cost See spanning tre e protocol. counter s … 10-8 counter s, reset … 10-8 fibe r-op ti c … 6-4 forwarding, IGMP ?[...]

Inde x – 7 Index R reboo t … 2-8, 2- 10, 2 -12 , 9-83 reboo t, actions c ausing … C-3 reco nfigure … 2-10 redun dant path … 9-102, 9-10 8 spanning tre e … 9-103 report See IGMP reset … 2-12, C-9 Reset button rest orin g fact ory de faul t conf igur atio n … 11-20 reset port counters … 10-8 resetting the switch factory default rese[...]

8 – Index Index serv er ac cess fail ure … 9-1 03 subnet … 9-98 subnet addres s … 9-50 subnet mask … 5- 5, 5-7 See al so IP Sun wo rkstatio n … 9-75 suppor t changi ng defa ult UR L … 4-14 URL … 4-13 URL W indo w … 4-13 switch consol e See co nsol e switch setup menu … 2-8 switch -to-switch dow nload … A-6 syste m configura ti[...]

Inde x – 9 Index user n ame cleare d … 7-7 user na me, us ing for browser o r console acce ss … 4-9, 4-11 usin g th e p asswo rds … 4- 11 utilizat ion, po rt … 4-17 V val ue, incon siste nt … 7-19 versio n, OS … A-5 – A-6, A-8 VID See VL AN virtual stacki ng transmissi on interval range … 9- 18 – 9- 19 VLAN … 5-4, 9-50 , 9- 73[...]

10 – I ndex Index help via TopT ools … 4-14 main sc reen … 4- 16 mana gement server URL … 4-14 onl ine he lp … 4-14 online h elp lo cation s pecifying … 4- 14 online h elp, i noperable … 4-14 overv iew … 4-1 6 Over view w indow … 4-1 6 pass word los t … 4-11 password, setti ng … 4-10 port sta tus … 4-19 port ut ilization …[...]