HP (Hewlett-Packard) J3188A manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    Installa tion and Reference Guid e HP J3188A HP 10Base-T Hub-16M MUCHO.BK : cvrf-r1.ft5 Page 1 Thursday, June 26, 1997 11:37 AM[...]

  • Page 2

    MUCHO.BK : cvrf-r1.ft5 Page 2 Thursday, June 26, 1997 11:37 AM[...]

  • Page 3

    HP 10Base-T H ub-16M (J3188A) Installation and Reference Guide MUCHO.BK : ch0.fm5 Page i Thursday, June 26, 1997 11:37 AM[...]

  • Page 4

    © Copyright 19 97 Hewl ett-Pack ard Company All Ri ght s Rese rved. This documen t contains in formation which is protected by copyright. Reproduction, adaptation, or translation without prior permission is prohibited, except as allowed under the copyright laws. Publication Nu mber J3188 -90001 Edition 1 July 1997 Applicab le Pro du ct HP 10Base- [...]

  • Page 5

    iii HP 10Bas e-T Hub-16M (J3188A) HP 10Base-T Hub-16M (J3188A) The HP 10Base-T Hub-16 M (J31 88A) is a m ultip ort re peat er with 16 twis ted- pair ports, and one AUI port. With thi s hub, you can con ne ct computer s, printe rs, and ser vers toget her for file sharin g. This hub i s complia nt with the IEEE 802. 3 Type 10Bas e -T standard an d su[...]

  • Page 6

    iv HP 10Bas e-T Hub -16M (J 3188A) Features Networ k Con necti ons • Sixt een RJ- 45 ( twi st ed -pa i r) po r t s to connec t t o en d node s or other devices. • A Med ia Dep en d en t In te rfac e (MDI) switch for Por t 16 which allows you to con nect eithe r an end nod e (MDI- X posit ion) or to casca de a hub (MD I positi on) to the port, u[...]

  • Page 7

    v Contents 1 Installin g the Hub Installing and Co nfiguring You r Hub . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 1. Verify included parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 2. Connect the external tr ansceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 3. Verify the hub[...]

  • Page 8

    vi A Cables and Connectors Recommended Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1 Twisted-Pai r Cable/Connecto r Pin-Out s . . . . . . . . . . . . . . . . . . . . . . . A-3 Twisted-Pair Ca ble for Hub-to-Co mpu ter Network Con ne ction . . . . A-3 RS-232 Connect or and Cable Pin-Outs . . . . . . . . .[...]

  • Page 9

    vii Additional Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-2 Examples of Backup Li nks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-3 How the Backup Function Works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-3 Configuring a Backup Link . . . . . . . . . .[...]

  • Page 10

    MUCHO.BK : mucho.TOC Page viii Thursday, June 26, 1997 11:37 AM[...]

  • Page 11

    1 Installing the Hub This chapter describes how to install the hub. Topics in t his chapter include ■ installing an d c onfiguring the hub ■ connect ing device s to the hub ■ connect ing hu bs toge ther ■ interpretin g hub LEDs MUCHO.BK : ch1.fm5 Page 1 Thursday, June 26, 1997 11:37 AM[...]

  • Page 12

    1-2 Insta llin g the Hub Instal ling an d Confi gurin g Your H ub Installi ng the Hu b Installing and Co nfiguring Your Hu b To install an d configur e your hub, y ou must co mplete five basic t asks. They are: ■ locati ng and verify ing the n ecessary p arts ■ connect ing an extern al tra nsceiver ( if nec essary) ■ connect ing th e hub to a[...]

  • Page 13

    1-3 Inst alling the Hub Inst all i n g an d Co nfigu rin g Yo ur Hu b Installi ng the Hub 1. Plug the po wer cord into th e hub’s power co rd recepta cle and into an AC (alte rnatin g curr ent) p ower sou rce. If you are u sing an RPS a s your primary pow e r source, refer to the Cisco RPS Use r Guide for spec if ic instructions. Note If your R P[...]

  • Page 14

    1-4 Insta llin g the Hub Instal ling an d Confi gurin g Your H ub Installi ng the Hu b 2. Check t he LEDs on t he hub’s fr ont panel. Whe n the h ub is powe red on, it performs a po wer-on se lf test. See the t ab le below for the LED pat te r n that o ccurs d uring th e self te st. Note th at once you ha ve conn ected ca bles to the hub, a P ort[...]

  • Page 15

    1-5 Inst alling the Hub Inst all i n g an d Co nfigu rin g Yo ur Hu b Installi ng the Hub 4. Mount the hub The HP Hub-16M ca n be mounte d in two ways: 1. in a rack or ca bine t 2. on a table The hardwar e for mount ing the hub is inc lud ed in the a ccessory kit (5064- 2053 ) packe d with the hu b. Before mount ing the h ub, unplug it. See Appe nd[...]

  • Page 16

    1-6 Insta llin g the Hub Instal ling an d Confi gurin g Your H ub Installi ng the Hu b Table Mo unting To plac e the hub on a tabl e or other hori zontal surfa ce, no sp ecia l tool s are necessary . Apply the four feet inc luded in th e accessory kit onto the bo ttom of the hub. B e certain to pick a stu rdy table in an unclutt ered area . You may[...]

  • Page 17

    1-7 Inst alling the Hub Inst all i n g an d Co nfigu rin g Yo ur Hu b Installi ng the Hub 5. Connect the hub to your network Recon nect th e hub t o eith er an AC power source or the RPS, d epend ing on which sour ce you are us ing . With the hu b mo unted, you ar e now ready to connect the hub to your netwo rk. Typical hu b co nnections a re : ■[...]

  • Page 18

    1-8 Insta llin g the Hub Instal ling an d Confi gurin g Your H ub Installi ng the Hu b Connecting Devi ces to the Hub To conn ect a d evice to th e hub, push th e RJ-45 p lug i nto th e RJ-45 jack unti l the tab on the plug clicks into plac e. Connecting Hubs Toget her Twisted-Pair Cascade C onnections To expand y our network, th e hub can be c onn[...]

  • Page 19

    1-9 Inst alling the Hub Inst all i n g an d Co nfigu rin g Yo ur Hu b Installi ng the Hub In the foll owing illust ration, the first hu b is connec ted to two end node s and to a seco nd hub . Note the second h ub show s Port 16 con necti ng to a PC, us ing a straight th rough cable with the po rt in the MD I -X position. ThinLAN Connecti ons With [...]

  • Page 20

    1-10 Insta llin g the Hub Instal ling an d Confi gurin g Your H ub Installi ng the Hu b You can connect up to 30 hubs t ogether on a c ommon ThinLAN segm ent. The ThinLA N segment can in clude a comp uter attached to a hub at on e end of the segment th at ca n comm unicate w ith a c omputer attach ed to a nother h ub at the o ther end of the s egme[...]

  • Page 21

    1-11 Inst alling the Hub Interpre tin g LED Sta tus Installi ng the Hub Connecting th e Hub-16M to a Fiber-Optic Backb one With an HP Fiber- Optic ex ternal tra nsceive r for 10Base -FL networ ks, you can connec t your hub t o a fiber-opt ic backbon e. The follo wing illustra tion shows a hub wi th a n HP Fib er -Opti c ex ter nal tr an sce iver co[...]

  • Page 22

    1-12 Insta llin g the Hub Interpreting LED Status Installi ng the Hu b Interpreting Hub Status LEDs The hub statu s LEDs indicate whether t he hub is funct ioning pr operly. For further de tails on error cond itions indica ted by the Sta tus LEDs, see chapt er 2, “Troublesh ooting”. LED Stat e Mean in g of LE D SYSTEM (Powe r) (gr een) On The h[...]

  • Page 23

    1-13 Inst alling the Hub Interpre tin g LED Sta tus Installi ng the Hub Interpreting Port Status LEDs The following t able provide s LE D port informat ion. LED St at e Mean in g of LED Twisted-pair Port (green) On Link b eat is d etect ed fro m th e at tache d no de. Off The port is not recei ving t he lin k bea t sign al fro m the attach ed node [...]

  • Page 24

    MUCHO.BK : ch1.fm5 Page 14 Thursday, June 26, 1997 11:37 AM[...]

  • Page 25

    2 Troublesh ooting This cha pter describe s ways to troubl eshoot th e hub. Topics covered a re: ■ trouble shooting a ppr oaches ■ usin g a check list to diag nose t he hub ■ interpre ting the LE D pattern during self test ■ hub ma int e na nc e ta s k s Troubleshooting Approaches There are thr ee pr imary way s to d iagno se hub p robl ems[...]

  • Page 26

    2-2 Troubl eshoot ing Using a Chec klis t to Di agnos e the Hu b Trou bleshoot ing Using a Checklist to Diagnose the Hub Use the followin g table to diagno se the problem w ith your HP Hub-1 6M. Most problems with t he hub can be diagnosed using t he LEDs on its front panel. The follo w ing section desc rib es the normal LED pattern du ring self- t[...]

  • Page 27

    2-3 Troubl eshoot ing LED Opera tio n Trou bleshoot ing LED Operation The tab les on th e follo wing p ages li st the hu b’s LEDs, their possible states, and d iagno stic t ips t o re solve an y er ror co ndit ions. LED p attern s in dicati ng pr oblem s Diagno stic T ips Power Coll Por t L ED Sec Fault RPS O F F * * *** Verif y tha t the power c[...]

  • Page 28

    2-4 Troubl eshoot ing LED Ope ration Trou bleshoot ing ON * Fast Flash Fas t Flash ** A securi ty vio lat ion has oc cur red on the po rt that i s flas hing . Se e SEcu re comman d f or defini tion an d detai ls in Chap t er 3. ON * Slo w Flash *S l o w Flash * Th e port ha s be en aut o- p arti ti oned beca use of an exces sive co llisi on cond it[...]

  • Page 29

    2-5 Troubl eshoot ing Hub M ainte nanc e Ta sks Trou bleshoot ing Hub Maintenance Tasks There are sever al hub mai ntena nce tasks you can per form. T hey incl ude: ■ testing the h ub only ■ clea ring a pas swor d fr om th e AS CII co ns ole ■ runnin g conn ec tivi ty tes t s Each of t hese t asks is d escribe d in t he fol lowing se ctions .[...]

  • Page 30

    2-6 Troubl eshoot ing Hub M ainte nance Tas ks Trou bleshoot ing Running C onnectivit y Tests Both the hub and ca bling ca n be tested by running an end-to-en d comm unica- tions test -- a test that sends known d ata from on e networ k device to another throug h the hub -- su ch that you can ver ify that the dat a was cor rectly tran smitted betw e[...]

  • Page 31

    3 Mana gin g the Hub This ch apter desc ribes the fe atures av ailabl e from an AS CII consol e. Topi cs include: ■ setting up the ASCII Console ■ console c ommand re ference The HP Hub-16M has SNMP t ha t allow s y ou to manage the hub using one of the following utilities: ■ an ASCII cons ol e ■ CiscoWorks ■ any SN MP-c ompliant netw ork[...]

  • Page 32

    3-2 Mana gin g th e Hub Settin g up the ASC II Con so le Managi ng the Hub Directly, Using A Ser ial Cable and a Terminal To dire ctly co nnect a termi nal to a h ub, fo llow t hese step s: 1. Connec t an ASCII t ermin al, or a PC emul ating an ASCII termina l, to th e RS-232 por t using an R S-232-C “nu ll modem ” c able. (For pin -outs and re[...]

  • Page 33

    3-3 Manag ing th e Hu b Settin g up the ASC II Cons ol e Managi ng the Hub Remotely, Using a Modem and a Terminal 1. Use a full-d uplex, asyn chron ous (c haracter- mode) mode m only. 2. Connect t he modem to the hub’s R S-2 32 port us ing an RS-23 2-C modem cable. (For pin-outs an d recomm ended ca ble s see Appe ndix A, “Cab les and Conne cto[...]

  • Page 34

    3-4 Mana gin g th e Hub Conso l e Command Re fere nce Managi ng the Hub Console Command Reference Enter at l ea st th e fi r st two l ett er s of a comm an d to exe cu te i t, suc h as HE fo r the Help comm and. The Help co mmand displa ys a sc reen l ike t he foll owing, listing all com mands. Syntax Convention s on Help Screen: The co mmands ar e[...]

  • Page 35

    3-5 Manag ing th e Hu b Cons ole C omma nd R efer ence Managi ng the Hub To configu re one of th e hub’s por ts f or dedicat ed use in a backup (redu nda nt) li nk to anot her hub. An HP Hub-16M allows you to use a ny two of its netw ork ports for a redundant link to ano th er hub in yo ur ne twork. The ba ckup link no rmally ca rr ies no traffic[...]

  • Page 36

    3-6 Mana gin g th e Hub Conso l e Command Re fere nce Managi ng the Hub To enable or d isable the C isco Discovery Protocol (CDP) . The command t akes eith er an ON or an OFF a rgument . The in it ial setti ng is ON. O N enab le s the protocol. OFF disa bles it. If no opt ion is chosen, th e current stat us is shown. To display network activity cou[...]

  • Page 37

    3-7 Manag ing th e Hu b Cons ole C omma nd R efer ence Managi ng the Hub To termina te the co nsole session and reset t he consol e port ba ud rate to be automa tical ly sense d . The com mand also d isconnec ts the phone link if yo u accessed the co nsole us ing mo dems. To set IP (Intern et Protocol) co nfiguration par ameters on the hub. By defa[...]

  • Page 38

    3-8 Mana gin g th e Hub Conso l e Command Re fere nce Managi ng the Hub Configurin g for Network Management If the hub is to be manag ed from a ne twork ma nagement station, it m ust use the sa me network ing prot ocol as the ne twork ma nagement station . You hav e these c hoices: ■ Novell Ne tWare I PX ■ IP Using Novell NetWare IPX The HP Hub[...]

  • Page 39

    3-9 Manag ing th e Hu b Cons ole C omma nd R efer ence Managi ng the Hub To configur e the list of network man agement stations th at are autho- rized to a ccess a nd m anage t his hu b, a nd to speci fy whi ch of thos e stations should receive a larms. Use the SHow option to disp lay the current list of authorized ma nagement stat ions without bei[...]

  • Page 40

    3-10 Mana gin g th e Hub Conso l e Command Re fere nce Managi ng the Hub netw ork ma nagem ent— al so ca lled S NMP eve nt alarms) . The sta rt of the tab le is shown b elow. Up to ten n etwork m anageme nt stations c an be entered into the table. En tr y 0 (zero) is used for the “al l managers a llow ed” entry. The hub is initially shipped w[...]

  • Page 41

    3-11 Manag ing th e Hu b Cons ole C omma nd R efer ence Managi ng the Hub Example: To add the network mana gem en t stati o n with IP addr ess 190.40.1 01. 10 to the list an d t o send alarms to th at sta tio n, th e pr ocess would appe ar as follo ws: Add entry (A), Delete entry (D), or End c hanges (E): A Enter Manager Address, or (A) to allow al[...]

  • Page 42

    3-12 Mana gin g th e Hub Conso l e Command Re fere nce Managi ng the Hub To set or ch ange the pa ssword on th e hub. The Password is used to prevent una uthorized ac cess to the hub from netw ork managem ent stations , and thro ug h the console int er face. The hub is initiall y ship ped without a password. Follo w the promp ts to enter a ne w pas[...]

  • Page 43

    3-13 Manag ing th e Hu b Cons ole C omma nd R efer ence Managi ng the Hub To enable (set to ON) or disable (set to OFF) a hub po rt. The initial setting f or all ports is enabled (ON). You can use the St atus comma nd to check the curre nt status of all the ports. The <port> parameter ca n be: ■ twisted-pair por t number ■ XCVR or XC for [...]

  • Page 44

    3-14 Mana gin g th e Hub Conso l e Command Re fere nce Managi ng the Hub The Late Co llis ion Mon itor ing opt ion moni to rs po rts for exce ssiv e la te collisions. If m onitored po rts experien ce ex cessive late c ollisions, the se ports are d isab l ed. See th e section o n Auto-Pa rtition ing in th e chapt er that provide s the Pro duct Descr[...]

  • Page 45

    3-15 Manag ing th e Hu b Cons ole C omma nd R efer ence Managi ng the Hub Securit y and port L EDs flash, the in truder’s MA C address is d isplayed on the co nsole Sta tus comma nd scree n, and an alarm is sent to the au thorized network mana gement station(s) . ■ Use th e Fir st Add ress He ard — provides medium port security . The hub lea [...]

  • Page 46

    3-16 Mana gin g th e Hub Conso l e Command Re fere nce Managi ng the Hub Configurin g Security on a Sin gle Port To set or chang e the secu rity configur ation for a single port on t he hub (twisted- pair or AUI) , enter SE and the po rt’s ID; fo r example , SE 4 . The po rt’s current se curity con figuratio n is displaye d, fo llowed by a pr o[...]

  • Page 47

    3-17 Manag ing th e Hu b Cons ole C omma nd R efer ence Managi ng the Hub pair ports; that is, the se curity parame ters will all be set to NO ( configured address selection methods, and learned or assigned addresses are not chan ged). If you select assign Ea ch port ( E ) , a table like the following is di splayed: For ea ch por t, ent er an ad dr[...]

  • Page 48

    3-18 Mana gin g th e Hub Conso l e Command Re fere nce Managi ng the Hub ■ S end Alarm whe n intr uder d etect ed? and Eavesdro p pre venti on? : These para meters are defi ne d earlie r in t he chap ter unde r “Secur ity Configu ra tion Parameter Definitions”. The val ues you select for t hese par amet ers wil l be ap plie d to all the twist[...]

  • Page 49

    3-19 Manag ing th e Hu b Cons ole C omma nd R efer ence Managi ng the Hub For Network Management Security. The se curity viola tions ar e indi cated by the Securi ty LED flashing an d the viola ting network managemen t station’s address be ing displaye d on t he Status com mand scre en . A netwo rk ma nagem ent secu rit y violati on o ccurs wh en[...]

  • Page 50

    3-20 Mana gin g th e Hub Conso l e Command Re fere nce Managi ng the Hub ■ Redundant Power Supply statu s : • NOT CONNECTED means the RPS is not att ached t o the d evice. • CONNECT ED/FAULT means th e RPS is attached but is reporting an error . • CONNECTED/GOOD m eans the RPS is attached with no errors, but has not been enabled. • CONNEC[...]

  • Page 51

    3-21 Manag ing th e Hu b Cons ole C omma nd R efer ence Managi ng the Hub To run a test of the link b etween the hub and another IEEE 802.3 device. Note The desti natio n de vice mu st be ab le to se nd an I EEE 80 2.2 Test Respo nse packet u pon rece ipt of an IE EE 802.2 Test co mmand pa cket. The HP Hub- 16M will r esp ond with the co rre ct pac[...]

  • Page 52

    MUCHO.BK : ch3.fm5 Page 22 Thursday, June 26, 1997 11:37 AM[...]

  • Page 53

    A Cables and Connectors This a ppen dix list s cabl es th at hav e been teste d and verifie d fo r use with the HP Hub-16M . The fo llowing t opics a re cove red: ■ recomme nded Ca bles ■ twisted Pai r Ca ble/Conn ector Pinout s ■ RS-2 32 Conn ecto r an d Cabl e Pino uts It also includes m inimum pin-ou t information so, if you wish to use an[...]

  • Page 54

    A-2 Cabl e s an d Co nnec tor s Reco mmen ded Ca bl es Cables and Connec t ors The following table sho ws n etwork co nnections t o the hub. You ca n cont act your HP a uthor ized de aler o r call HP at 1- 800-5 38-8787 to order these parts. Cable Func tion Cable T ype HP P roduc t Num ber Netwo rk co nn ec ti ons to the hub: Hub to en d node conn [...]

  • Page 55

    A-3 Cab les and Con nec tors Twiste d-Pai r Cab le/Co nnecto r Pi n-Outs Cables an d Con nect ors Twisted-Pair Cable/Connector Pin-Outs Twisted-Pair Cable for Hub-to- Computer Network Connect ion To connect PCs or othe r network devices t o the hub, use a “straig ht-through” 10Base-T cable . The twisted -pair wires mu st be t wisted throug h t [...]

  • Page 56

    A-4 Cabl e s an d Co nnec tor s RS-2 3 2 Co nn ec tor and Cabl e Pin- Ou ts Cables and Connec t ors RS-232 Connector and Cable Pin-Outs The Man agement M odule’s R S-232 po rt con nector is wired as depic ted in the foll owi ng ta ble. Use t he RS -232 p ort to conne ct a PC to be u sed as the co nsol e. To make t his connec tio n, you must use a[...]

  • Page 57

    A-5 Cab les and Con nec tors RS-232 C onnect or and Cabl e Pin-Ou t s Cables an d Conne ct ors Minimum Cable Pinout for AS CII Console Connection RS-232 Modem Cable PC end 9-pin male Hub en d 9-pi n mal e 22 R x 33 T x 55 G N D Mode m end 25-pin male Hub en d 9-pi n male Sig nal 23 T x 32 R x 47 R T S 58 C T S 66 D S R 75 G N D 8 1 CD OR DC D 20 4 [...]

  • Page 58

    A-6 Cabl e s an d Co nnec tor s RS-2 3 2 Co nn ec tor and Cabl e Pin- Ou ts Cables and Connec t ors Twisted-Pair Cable Pin Assignments Twisted- Pair Straight -Through Cabl e Hub En d ( M D I -X) Comput er or Tra nsceive r End (MD I) Sign al Pins Pins Signal (rec eive +) (rec eive –) (trans mit +) (trans mit –) 1 2 3 6 1 2 3 6 (tra nsmit +) (tra[...]

  • Page 59

    B Specifications Physical Elec trical The hu b automa tical ly adjust s to any voltag e between 100-12 7 and 2 00-240 volts an d eith er 50 or 60 Hz. The maxim um curre nt ra tings repre sent t he curr ent that could be draw n with an exter nal tr ansceiv er attach ed to t he hub. Envi ronmen ta l Width: 42.5 cm (16 .8 i n) Depth: 2 3.8 cm (9 .4 in[...]

  • Page 60

    B-2 Speci fications Specific ations Connect ors The RJ-4 5 twis t ed-pair po rts ar e compat ible wit h the IE EE 802 .3 Type 10Base-T standard. Electr omagnetic Emi ssi ons: FCC part 15 Class A EN 5 5022 Cl ass A / CISPR-2 2 Class A VCCI Le vel I Compli es wi th Ca nadi an E MC C lass A re quir emen ts. Compli es w i th Au st ral ia /New Ze al and[...]

  • Page 61

    C Modem Configu rat ion Before installing the modems (one attache d to the hub and one attached to the te rminal /PC), c onfigur e them by eith er issuin g the app ropria t e AT command or by setting t he modem’s switche s , as de scribed in th e tables in the rest of this ap pendix. Hayes Smartmodem Optima 28.8 (V.34) Hayes ACCURA 288 V.34 + FAX[...]

  • Page 62

    C-2 Modem Con figura tion Modem Co nf i gurat i on Practical Peripherals PM288MT II V.34 Intel 14.4EX Supra FAX 288 At th e hu b en d: I ssue the foll owin g AT comman d: A0101: AT&F0&C2 S0=1Q 2&D3& W0 Next Rev: AT&F0& C1S0=1Q2&D 3&W0 At the user en d: Iss ue the fo llowin g AT com mand: AT&F0&W0 At th e hu b[...]

  • Page 63

    D Network Ad dressi ng This appendi x de scribes how ne t work address in fo rmation is obt ai ned and used. Topics c overed ar e: ■ Communic ations Bet ween Hub and Net work Mana gement Statio n ■ IPX Addre ssing for Nove ll NetWar e ■ IP Addresses f or I P and non-IP Net wo rks ■ Using BOOTP Communication Between the Hub and Network Manag[...]

  • Page 64

    D-2 Netwo r k Addre ssing IPX Ad dr essing f or Nov el l NetWar e Networ k Add ressing IPX Addressing for Novell NetWare The Novell Ne t Ware netw ork operat ing system use s a proprie tary prot oc ol called I n t ernet wo rk Pack et Ex ch ange (IPX). The IPX pr otocol f irmwar e is always a vail ab le o n an HP Hub-1 6M; i t b eco m es ac tive wh [...]

  • Page 65

    D-3 Netw ork A ddr essin g IP Addre sses for I P and No n-IP Netwo rks Networ k Addr essing For more inf ormation, refer to Internetworking with TCP/IP: Principl es, Protocols and Architecture by Douglas E. Comer (Pr entice-Hall, Inc., publisher) . Device IP Confi guration List all the ma nageable devices on y our networ k and their I P configu ra [...]

  • Page 66

    D-4 Netwo r k Addre ssing Using BO OTP Networ k Add ressing Time To Live: The number of IP routers a pac ket is allowed to cross bef ore the p acket is d iscarded. The default value is 32. Increase this va lue if the hub is managed f rom a net work manag ement stat ion that is mo re than 32 router s away. Th e maxim um allo wable val ue is 2 55. Us[...]

  • Page 67

    D-5 Netw ork A ddr essin g Using BOOT P Networ k Addr essing BOOTP Table File Entries An en try in th e BOOT P table f ile /etc/bootptab for an HP Hub-16 M w ould be similar to the following: hphub16M: ht=ether : ha=08000 9123456: ip=190.40 .101.22 : sm=255.255.25 5.0: gw=190.40 .101.1: vm=rfc1 048 Definitions of the table entry fields: Notes[...]

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  • Page 69

    E Backup Link s This chapte r describes ho w to use Bac kup Links on th e hub. Topics de scribed include: ■ how backup li nks work ■ exa mples o f ba ckup li nks ■ config uring a ba ck up link ■ identi fying a bac kup li nk ■ indicat ions o f backup li nk a ctivation ■ reactivating the primary link How Backup Links Work In some netwo rk[...]

  • Page 70

    E-2 Back up Lin ks How Ba ck up Link s Wo rk Backup Li nks Limitat ions ■ Each h ub can monitor a single ba ckup lin k (only o ne backup link ca n be config ure d on each hub) . But, the h ub ma y be at the re mote end of on e backup lin k and at the monitor ing en d of a backu p link to a different hub. ■ A given hub should b e connect ed to t[...]

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    E-3 Backup Lin ks Examp le s of Backu p Link s Backup Lin ks Examples of Backup Links The Backup Lin k function allow s you to specif y a backup link be twe en two device s in case the prim ary link fails. An exam ple of a backup link is shown below. A back up li nk is a se para te pat h connect ed be tween the hub an d a devi ce. The port throu gh[...]

  • Page 72

    E-4 Back up Lin ks Exam p le s of Ba ck up Lin k s Backup Li nks When the prim ary link is re paired, you mu st re-enabl e the prim ar y port. It is not re-ena bled automa t ically. When t he primar y po rt is enab led, the ba ck up port is au tomati cally disabl ed an d returned to bac kup mode. Se e “Rea ctivat ing the Primary Link” later in [...]

  • Page 73

    E-5 Backup Lin ks Confi gurin g a B ackup Link Backup Lin ks Configuring a Backup Link Configure the Monit oring Hub Only. All configurat ion of the bac kup lin ks f eat ure is pe rf orme d fr om Ci scoV ie w or the AS CII con sol e. On the “remote ” de vice , you onl y ne ed to m ake sure the po rts u sed for the pri mary and back up links are[...]

  • Page 74

    E-6 Back up Lin ks Identi fyin g the Backu p Li nk Backup Li nks 5. En able the prima ry port in software . This step is necessar y because u ntil you have c omplete d st ep 3 (connec ting the c ables), the te st packets cannot be su ccessfully se nt through the prima ry port. Th e pr imary por t will therefor e be disabled and the backup port will[...]

  • Page 75

    E-7 Backup Lin ks Reactiv a tin g the Prima ry Link Backup Lin ks Reactivating the Primary Link When t he pr im ar y l i n k is re pair ed, yo u c a n u se a ny o f t he fo l l owin g me th od s to re- ena ble the pri mary p ort : ■ From the A SCI I console, select “Port /Segment Configu ra tion”, then “Disable and ena ble por ts option”,[...]

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  • Page 77

    F Security In f ormation This section describes how t o set se curity for your produ ct. It cov ers the following topi cs: ■ how intrude r preve nt ion works ■ how eave s dro p preven tion works ■ setting inb ound secur ity with intru der prev en tion ■ setting outbo und security w ith eavesdrop prevention Understanding Network Security In [...]

  • Page 78

    F-2 Security Informa tio n How In t ruder Pr even t ion Wo r ks Security In formation How Intruder Prevention Works Intruder Prevention st ops an unau thorized computer (o r other dev ice) from actively gaining a ccess to th e networ k. When a port is c onfigured for Intr uder Preven tion, th e hub exa mines the source addres s of ea ch pack et com[...]

  • Page 79

    F-3 Security Inf ormatio n How Eave s dr o p Pr e v entio n Wo rks Security In formation Assigning the Autho rized MAC address You can assi gn an authorized MAC addr ess by entering i t manually at the hub conso le interface or at the netwo rk managemen t station. Assign ing a specifi c address pr ovides the maximum c ontrol of the port’s a uthor[...]

  • Page 80

    F-4 Security Informa tio n Setti ng In bo und Se curit y wi th In t ruder Pr even t ion Security In formation Setting Inbound Security with Intruder Prevention The pict ure below ill ustr ate s the u se of i nboun d sec uri ty us ing I ntru der Prevention . This type of data securit y allows only one au thorized user per port to acce ss the netwo r[...]

  • Page 81

    F-5 Security Inf ormatio n Sett ing In bound Se curit y with In trude r Prev ent ion Security In formation Auto Port Disabl e Any port may be configure d to be disabled au to matically when an intrud er’s MAC addr ess is de tected. This feature is au tomatically controlled by your selection of t he Authorize d Address Se le ction Met hod for the [...]

  • Page 82

    F-6 Security Informa tio n Setti ng Outbou nd Se cur i ty with Eavesdr op Preve nt ion Security In formation Setting Outbound Security with Eavesdrop Prevention Eavesd rop Pre venti on all ows a po rt to r ecei ve a pack et tr ansmitt ed on the network as va lid d ata only if the por t’s MAC addre ss matches the pa c ket’s destinatio n ad dress[...]

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    F-7 Security Inf ormatio n Sett in g Outbo und Secu rity wi th Eav esd rop Prev ention Security In formation MUCHO.BK : CF.FM5 Page 7 Thursday, June 26, 1997 11:37 AM[...]

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    MUCHO.BK : CF.FM5 Page 8 Thursday, June 26, 1997 11:37 AM[...]

  • Page 85

    G Safety an d Reg ulatory Stat ements This cha pter covers the follo wing t opics: ■ mounting pre cautions ■ power prec autions ■ safety an d regulato ry state ments ■ Declarat ion of Confor mity Mounting Precautions When you pu t a hub into a rack, follow t hese moun tin g precaution s: ■ The rack or c abine t sh ould be ad equa tely sec[...]

  • Page 86

    G-2 Safet y an d Regu l atory S t atement s Powe r Prec autio ns Safety and Regula tory Stat emen ts Note If your installat ion requir es a dif ferent powe r cord than the o ne supplied with the hub, be sure to use a power cord displaying th e mark of the safet y agen cy that def ines the reg ulations for power cords in y our count ry. The mark is [...]

  • Page 87

    G-3 Safet y and Re gula tor y Stat eme nts Safety Informa tion Safety an d Regula tory Stat emen ts Safety Information Grounding These ar e safety cl ass I pro ducts and have p rotective earth ing term inals. Th ere must be an unin terruptib le sa fety earth grou nd from the main power source to the produ ct’s input wiring te rm inals, power co r[...]

  • Page 88

    G-4 Safet y an d Regu l atory S t atement s Infor m a tions co ncern ant la séc urit é Safety and Regula tory Stat emen ts Informations concernant la sécurité Cet appa reil es t un produ it de clas se I e t possèd e une bor ne de mis e à la terre. La sourc e d'alim entation pr incipale do it être m unie d'u ne prise d e terre de s [...]

  • Page 89

    G-5 Safet y and Re gula tor y Stat eme nts Hinwei se z ur Si cher heit Safety an d Regula tory Stat emen ts Hinweise zur Sicher heit Dies ist e in Ge rät der Siche rheit sklass e I und v erfüg t über ei nen schü tzend en Erd ung- stermin al. De r Betrieb des G eräts e rfordert e ine ununterb rochene Siche rheitserdu ng von de r Hauptstr omquel[...]

  • Page 90

    G-6 Safet y an d Regu l atory S t atement s Consid eraz ioni s ulla s icure zza Safety and Regula tory Stat emen ts Considerazioni sulla s icurezza Questo pro dotto è omolo gato nella classe di si curezza I ed ha un termi nale prote ttivo di col legam ento a terra. D ev'es sere install ato un col leg ament o a terr a di sicur ezza, non interr[...]

  • Page 91

    G-7 Safet y and Re gula tor y Stat eme nts Consid er ac ione s sob r e se gur i dad Safety an d Regula tory Stat emen ts Consideraciones sobre seguridad Este apar ato se e nmarc a dentro de la clas e I d e seguri dad y s e encuent r a p roteg ido p or una bo rna de pu esta a tie rra. Es pr eciso qu e exi sta una pu esta a tie rra conti nua desde la[...]

  • Page 92

    G-8 Safet y an d Regu l atory S t atement s Safety In formati on (Japa nese) Safety and Regula tory Stat emen ts Safety Information (Japanese) MUCHO.BK : CG.FM5 Page 8 Thursday, June 26, 1997 11:37 AM[...]

  • Page 93

    G-9 Safet y and Re gula tor y Stat eme nts Regul ator y St atem en ts Safety an d Regula tory Stat emen ts Regulatory Statements FCC Class A Statement (for U.S.A. Only) This equipmen t has been t ested and f ound t o comply wit h the limits f or a Cla ss A digital device, pursuant to Part 15 of t he FCC Rules. These limits are desig ned t o prov id[...]

  • Page 94

    G-10 Safet y an d Regu l atory S t atement s Decl ar a tio n of Confor m ity Safety and Regula tory Stat emen ts Declaration of Conformity The follo win g Dec lara tio n of C onf ormit y fo r th e HP J3 188A H ub-1 6M co mpl ies with ISO/IEC Guide 22 and E N 45014. The de claratio n iden tifies th e pro duct, the ma nufactu rer’s n ame an d addre[...]

  • Page 95

    Inde x – 1 Index Numerics 50-ohm terminato r for a ThinL A N cab le segm en t … 1-10 A Activi ty L ED … 1- 4, 1- 12, 2- 5 addr ess sel ectio n meth od … 3-14 ASCII console … 3-1 AUI/Xcvr LED … 1-13 Authorized MAC a ddress assi gni ng an addre ss … 3-15 methods for selecti ng … 3-14 authorized MAC ad dress … F-2 assig ning … F -3[...]

  • Page 96

    2 – In d ex D diagno sing with th e LEDs … 2-2 diag n ost ic test s testing the h ub onl y … 2-5 DIsconne ct comm an d … 3-7 E Eavesdro p prev en tion confi gura tion … 3 -15 eaves drop pr eve nt ion … 3- 14, F- 2 electrical spec ifications … B-1 elect r omagne tic spec ific ations … B-2 enviro nmental speci ficati ons … B- 1 Ethe[...]

  • Page 97

    Index – 3 M MAC addr ess use in IP X addre ss … 3-8, D-2 MAna gers comm and … 3-9 MDI switch usin g … 1-8 MDI-X switch usin g … 1-8 MEssa g ein t erv al comm an d … 3-11 modem … 3-3 confi gura tion … C -1 modem cable pin-out … A-5 monit oring late co llision … 3-13 mount ing t he hub … 1- 5 in a rack or cabin et … 1-5 N NEig[...]

  • Page 98

    4 – In d ex security authorized … F -2 auto … F- 5 detailed d escriptio n … F-1 eaves drop … F -2 intruder … F-2 send alar m … F-5 Secur ity LE D … 1-4, 1- 12, 2-3 security parameters … 3-14 Securi ty violat ion ind i cators cleari ng … 3- 18 network m an agem e nt se c ur ity v iol atio ns … 3-19 port security violations … [...]

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    Technical info rmation in th is documen t is sub ject t o ch ange without no tice . © Cop yright 1997 Hewlett- Pa ck ar d Co mp an y Printed in Sing ap ore 6/97 Manual Part Numb er J3188- 90001 *J3188-90001* MUCHO.BK : cvrb-r1.ft5 Page 6 Thursday, June 26, 1997 11:37 AM[...]