Manuel d'utilisation / d'entretien du produit SuperStack 3 4950 du fabricant 3Com
Aller à la page of 67
http://www.3com.c om/ Part No. DUA1770-6AAA03 Publish ed Oct ober 2001 SuperStack ® 3 Swit ch 4950 Getting Starte d Guide 3C17706.
3Com Corporat ion 5400 Bayfr ont Plaza Santa Clara, California 9505 2-8145 Copyr ight © 20 01, 3C om T echnol ogies. A ll rig hts reserved. No p art of th is doc umentat ion may be reproduced in any .
C ONTENTS A BOUT T HIS G UIDE Convent ions 8 Relat ed Docume ntati on 9 Accessing Online Documentation 9 Product Regi stration 10 Docum entat ion Comm ents 1 0 1 I NTRODUCING THE S UPER S TACK 3 S WIT.
The P ower -up Se quence 23 Power ing-up the Switch 49 50 23 Checki ng for Corr ect Operati on of LEDs 23 Connect ing a R edundant Powe r System 23 Ch oosing th e Correct 10/10 0/1000B ASE-T Cabl es 2.
A S AFETY I NFO RMATION Impor tant Safety I nforma tion 46 L ’informati o n de S écurité I mportante 49 W ichtige Sicherh eitsi nformation en 52 B P IN - OUTS Null Mode m Cab le 55 PC-A T S eri al.
.
A BOUT T HIS G UIDE This guid e provi des all the informa tion you ne ed to install and use a SuperS t ack ® 3 Switc h 4950 in its defa ult st ate. The gui de is int ende d for us e by network admini.
8 A BOUT T HIS G UIDE Conv entions Ta b l e 1 and Ta b l e 2 list con venti ons that ar e used throu ghout th is guid e. Ta b l e 1 Notice Icons Icon Notice Type Description Informatio n note Informati on that descri bes imp ortant fea tures or instruct ions.
Relate d Docume ntation 9 Relat ed Document ation In addit ion to thi s guide, each Switch document ation set i nclude s the follow ing : ■ SuperS t ack 3 Swi tch Imple mentation Guide This gu ide contain s informa t ion on the feat ur es support ed by you r Switch an d how they can be used t o optimiz e your network.
10 A BOUT T HIS G UIDE 2 Select the Docu menta tion sect ion from t he c ont ents pa ge. If t he on line doc umentatio n is t o be access ed fr om a lo cal drive or se rver , you will ne ed to access the CD-ROM contents via the r o ot dir ectory and copy the files from the CD -ROM to a suitab le directory .
1 I NTR ODUCING THE S UPER S TA CK 3 S WITCH 4 950 This chap ter contai ns in tr oducto ry informa tion ab out the SuperStack ® 3 Switch 49 50 and how it can be used in you r networ k.
12 C HAPTER 1: I NTRO DUCING THE S UPER S TACK 3 S WITCH 4950 Abou t the Switch 4950 The Swi tch 4950 is a 10/1 00/1000 Mb ps mixed media de vice which consi sts of: ■ 12 10/10 0/1000BASE -T ports .
Switc h 4950 — Fr ont V iew De tail 13 Summar y of Softwar e Featu res Ta b l e 4 sum marizes the software featur es tha t are supported by the Switch 49 50.
14 C HAPTER 1: I NTRO DUCING THE S UPER S TACK 3 S WITCH 4950 10/ 100 /1000 BASE -T Port s The 12 10 /100/1 000BASE-T por ts have RJ- 45 connect ors and are confi gured as Auto MD IX (cr oss-over) .
Switc h 4950 — Fr ont V iew De tail 15 LEDs Ta b l e 5 li sts LEDs visible o n the front of the Switch, and how to read their statu s accor ding to co lor . For informa t ion on using the LEDs f or pr oblem solving, see “Checki ng for Corr ect Oper ation of LEDs” on pa ge 23 .
16 C HAPTER 1: I NTRO DUCING THE S UPER S TACK 3 S WITCH 4950 Switch 4950 — Rear View Deta il Figu re 2 Switch 4950 — re a r view Unit Informa tion Labe l This la be l show s the follow ing: ■ T.
Default Setti ngs 17 Consol e Port The conso le po rt allo ws you to connect a termin al and p erform remote or local out-of -ban d man agem ent. The con sole port uses a s tand ard null mode m cabl e and is se t to 19,2 00 kbp s, 8 data bits, no pa rity and 1 stop bit.
18 C HAPTER 1: I NTRO DUCING THE S UPER S TACK 3 S WITCH 4950.
2 I NSTALLING THE S WIT CH This chapt er contains the inf ormation you need to instal l and set up the Switch 49 50. It covers the foll owing topics: ■ Packag e Contents ■ C hoosin g a Suitabl e Site ■ R ack-mount ing ■ Plac ing Units O n T o p of Each Other ■ The Powe r -up Sequence ■ GBIC Operation W ARNI NG: Safety Informati on.
20 C HAPTER 2: I NSTAL LING THE S WITCH Package Co ntents ■ Switch 4950 ( 3C17706) ■ CD-ROM ■ This Guide ■ Implemen tation Guide ■ Manag ement Q uick Refer ence Gui de ■ Rele ase Notes ■.
Rack-mou nting 21 If the Swi tch is in stalle d in a 19 -in ch ra ck or clo sed a sse mbly its lo cal a ir temper ature ma y be greater tha n r oom amb ient temper atur e. ■ The air i s as fr ee from dust as possible. ■ The unit is install ed in a clean, air conditioned envir onment.
22 C HAPTER 2: I NSTAL LING THE S WITCH Figu re 3 Fitting a bracket for rack-mounting Y ou must u se the screw s supp lied with the securi ng bra ckets. Dam age caused to th e unit by using i ncorrect screws inval idates your warra nty . 4 Repea t step s 2 and 3 for the other side of the Switch.
The Powe r-up Seque nce 23 The Power -u p Sequenc e The fol l owing sections descri be how to get y our Switc h 4950 power ed-up and r eady for opera t ion. Powering-u p the Switc h 4950 Use the fol l owin g sequence of steps to power -up the Switch. 1 Plug th e power cor d into the power socke t at the rear of the Swit ch.
24 C HAPTER 2: I NSTAL LING THE S WITCH W ARNING: If you are conne cting the Switch 495 0 to a T ype 3 Powe r Modul e, read the Safe ty Info rmation secti on in the T ype 3 Power Module User Guid e. CAUTION: The Switch can only use a Sup erStack Advanced Redu ndant Power System ou t put.
GBIC Opera tion 25 Choosing the corr ect Fiber c ables Choos e fr om the followi ng cable opti ons: ■ The 100 0BASE- SX ports can be connect ed to multimo de fiber c ables onl y . ■ The 100 0BASE -LX and LH7 0 GBIC ports us e multi mode or singl e-mode f iber opt ic cables .
26 C HAPTER 2: I NSTAL LING THE S WITCH Insertin g a G BIC T ransceiver T o be reco gnised as vali d , the GB IC tra nsceiver must hav e the foll owing characteri stics: ■ 1000 BASE-SX, 1 000BASE-LX.
GBIC Opera tion 27 Figu re 4 Inser ting a GBIC T ransc eiver 3 The tra nsceiver co nnects to the netw ork using a du plex SC connector . Attach a male du plex SC connecto r on the netwo rk cable into th e duplex SC connecto r on the transcei ver .
28 C HAPTER 2: I NSTAL LING THE S WITCH.
3 S ETTING U P FOR M ANAGEMENT Y our Switch can operate in its defa ult stat e, tha t is, you can instal l it and it will wor k st raig ht away (p lug-and-play) . However , to make full use of the featu re s of fere d by the Switch, and to cha nge and monito r the way it works, you have to access the management software that r esides on the Switch.
30 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Loggin g in as a Default User If you man age a Switch using the web inte rface or the comm and line inter face, yo u need to log in with a valid user name and passwor d. The Switch h as three default us er names , and eac h user name has a di f ferent passwor d and level of acce ss.
Introducti on to Setti ng Up 31 Int rod ucti on to Setting Up T o get your Swit ch set up and r eady for manag ement, you need to: 1 Conne ct yo ur wor kstati on t o the c onso le po rt. 2 Login as a default user . 3 Enter the IP in format ion via the comm and l ine inte rface.
32 C HAPTER 3: S ETTING U P FOR M ANAGEMENT ■ A standa rd modem cable — if you are conne cting t o the cons ole port using a mode m. ■ Docume ntatio n supplie d with the ter minal emul atio n software. ■ IP Info rmat ion (e ssen tial i f you wish to m ana ge yo ur Swi tch ac ross the netw ork).
Initia l Switch S e tup 33 ■ no har dware flow cont r ol Refer to the do cumen tation that accomp anies the termin al emulatio n software for mo re informatio n. Setting up IP Info rm ation vi a the Consol e Port Y o u are now ready to set u p the Switch with IP info rmatio n using the command line interface.
34 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Meth ods of Managi ng a Swit ch Once y ou have comp lete d the initial set up of your Switch, you can deci de how you wish to manage the Switch .
Methods of Ma naging a Switch 35 Web Interface Mana gem ent Each Swi tch has an int ernal set of web pages that allo w you to man age the S witch u sing a W eb br owser r emote ly over an IP net work (see Figur e 9 ). Figu re 9 W eb interface management ove r the network Refer to “ Settin g Up Web In terface Mana gement ” on page 37 .
36 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Setting Up Command Li ne Interface Mana gement This sect ion describes how you can set up co mmand line inter face manag ement using a local con sole port con nection or over th e network.
Setting Up We b Interface Manage ment 37 6 If you hav e logged on corr ectly , the top- leve l menu of the comma nd line interface for the Switch you wish to m anage is displayed . Set ting Up W eb Interface Mana gement This sect ion describes how you can set up web interf ace mana gement over th e network.
38 C HAPTER 3: S ETTING U P FOR M ANAGEMENT 4 Click o n the Device V iew button to disp lay the web managemen t options. Setting Up SNMP Mana gement Any net w ork mana gement appli cation r unnin g th.
4 P RO B L E M S OLVING This chap ter he lps y ou t o di agnos e an d sol ve problems you may have with the ope ration of your Swi tch. Ther e is also an explana t ion of IP addr essing.
40 C HAPTER 4: P ROBLEM S OLVING Solving Problems Ind icate d by LEDs If th e LEDs on the Switch i ndicate a pr oblem, re fer to the lis t of sugg ested solutions below . The Power LED does not light Check th at the powe r cable is f irmly conn ected to the Switch and to the suppl y outlet.
Solvin g Hardware Prob lems 41 S o l v i n g H a rd w a re Pr o blems In t he rar e event of your Switch unit experienc ing a h ardwar e fai lur e, r efer to the list o f sugg ested solu tions b elow .
42 C HAPTER 4: P ROBLEM S OLVING Error message indicatin g that the GB IC transceiver is fault y T o corr ect this problem, com plete ly r em ove the GBIC and th en re insert it.
Solving Communicatio n Problems 43 How do you obtai n a regist ered IP Ad dress? The IP r egistrati on system ensur es that every IP addr ess used is uniqu e; if you do no t have a r egister ed IP addr ess, you may be usi ng an identical addr ess to someone else and your netwo rk will not op erate corr ectly .
44 C HAPTER 4: P ROBLEM S OLVING.
A S AFETY I NFORMA TION Y o u must r ead the followi ng safety i nforma tion be fore carrying o ut any inst alla tion or r emoval of c omponents , or any main tenan ce pr ocedur es on th e Switc h 4950. W ARNING: W arnings cont ain dir ections that you must foll ow for your personal safety .
46 A PPENDIX A: S AFETY I NFORMAT ION Impo rtant Safe ty Info rmatio n W ARNING: Instal lation and removal of the unit must be carried out by qual ified pe rsonnel only .
Importan t Safety Info rm ation 47 W ARNI NG: The socket outlet must be nea r to the unit and easi ly access ible. Y ou can only remove power fro m the unit by disconn ecting the power cord from the outlet. W ARNI NG: This u nit operates under SEL V (Safety Extra Low V oltage) condit ions accordi ng to IEC 95 0.
48 A PPENDIX A: S AFETY I NFORMAT ION WA R N I N G : Fibe r Optic ports - Optical Safety Never lo ok at th e transmi t laser while it is powere d-up. Never look directly at the fi ber ports and fi ber cable ends when they are powe red- up.
L’informatio n de Sécurité Impor tante 49 L ’info rmatio n de Sé curité Im por tante A VER TISS EMENT : L'instal lation et la dépose de ce gr oupe do ivent êt re confi és à un perso nnel quali fié.
50 A PPENDIX A: S AFETY I NFORMAT ION A VER TISS EMENT : La prise se cteur doit se tro uver à prox imité de l’app areil et son accès do it ê tre facile. V ou s ne po uvez m ettre l’appare il hors ci rcuit qu'e n déb ranchant son cordo n électriq ue a u niveau de cette pris e.
L’informatio n de Sécurité Impor tante 51 A VER TISS EMENT : Ports pour fibres optiqu es – sé curité su r le pl an optiqu e Ne regard ez jama is le laser t ant qu'il e st sous ten sion. Ne regardez ja mais direct ement le port à fi bres optiques et les embouts de câbl es à fibr es optiq ues tant qu'i ls sont sous tensi on.
52 A PPENDIX A: S AFETY I NFORMAT ION Wich tige Sich erheitsi nformati onen VORSICHT : Di e Installati on und der Ausb au des Geräts darf nu r durch Fachpe rsona l erfolgen .
Wi chtig e Sic he rheit sin form ati onen 53 VORSICHT : RJ-4 5-Porte. Diese Porte sin d geschüt zte Date nsteckdose n. Sie dürf en weder wie no rmale trad itionell e T e lefonsteck dosen no ch für die V erbindu ng de r Einh eit mit e inem tradi t ionel lem private m oder öffentl ichem T ele fonnetzwer k gebraucht werden.
54 A PPENDIX A: S AFETY I NFORMAT ION.
B P IN - OUTS Null Mo dem Cable 9-pi n to RS-23 2 25-p in PC- A T Ser ial Cab le 9-pi n to 9-pi n.
56 A PPENDIX B: P IN - OUTS Modem Cable 9-pi n to RS-23 2 25-p in RJ-45 P in Assign ment s Pin assi gnments ar e identical for 10 /100BASE-T an d 1000BASE-T RJ -45 conne ctors.
RJ-45 Pin Assignments 57 T able 12 Pin assignments Pin N umbe r 10/1 00B ASE- T 1000BAS E-T Port s confi gure d as MD IX 1 Recei ve Data + Bidirec tional Dat a B+ 2 Recei ve Data - Bidirec tional Dat .
58 A PPENDIX B: P IN - OUTS.
C T ECHN ICAL S PECIFICATIONS Physic al Dimensi ons Height: 65.8 mm (2.59 in.) x Width: 440 mm (17.3 in.) x Depth: 413 mm (16.27 in.) (not including bul ge ).
60 A PPENDIX C: T ECHNICAL S PECIFI CATIONS Standa rds S upported SNMP : SNMP pr otocol (RFC 1 157) MIB -II (RFC 1213) Bridg e M IB (R FC 14 93) RMON MIB II (RF C 2021) Remote Monitorin g MIB (RFC 17 .
D T ECHN ICAL S UPPORT 3Com pr ovides eas y access to te chnical suppor t inform ation thr ough a vari ety of ser vices. This appe ndix describes thes e service s.
62 A PPENDIX D: T ECHNICAL S UPPORT 3Com F TP Si te Downlo ad drivers, patches, software , and MIBs across the Internet from the 3Com public F TP site. This service is av ailable 24 hours a day , 7 days a we ek. T o conne ct to the 3Com F TP site, ent er the followin g info rmatio n into your F TP client : ■ Hostname: ftp.
Support fro m 3Com 63 ■ Diagnostic error messages ■ Detai l s about recent co nfigurati on changes , if appl icable Her e is a list of world wide tec hnical tele phone support num bers.
64 A PPENDIX D: T ECHNICAL S UPPORT Retur ning P r oduc ts for Rep air Befor e you send a pr oduct di re ctly to 3Com for r epair , you must firs t obtai n an authori zation nu mber . Prod ucts sent to 3Com wit hout author izat ion numbe rs will be r eturned to the se nder unop ened, at the sender’ s expense.
I NDEX Numbers 3C num ber 16 3Com K now ledg eba se Web Ser vice s 61 3Com URL 61 A acces s levels of defaul t users 30 B brows ers choo sing 3 7 C cable 10/1 00/ 100 0BASE -T 24 fiber 2 5 pin -out s .
66 I NDEX P pas swords of defaul t users 30 pin assi gnments modem c able 56 null modem ca ble 55 RJ-45 56 serial cable 55 pin-outs 5 5 ports 10/10 0/1000BASE -T 14 1000B ASE-SX 1 4 GBIC 14 powe r soc.
R EGULATO RY N OT ICES FCC S TA TEME NT This equ ipment has been te sted and f ound t o comply wit h the limi ts for a Class A d igital dev ice, purs uant to part 15 o f the FCC rules. The se limits are des igned to p rovide reasonab le protection against har mful interference when the eq uipment is operated in a commer cial enviro nment.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté 3Com SuperStack 3 4950 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du 3Com SuperStack 3 4950 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation 3Com SuperStack 3 4950, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le 3Com SuperStack 3 4950 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le 3Com SuperStack 3 4950, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du 3Com SuperStack 3 4950.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le 3Com SuperStack 3 4950. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei 3Com SuperStack 3 4950 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
