Manuel d'utilisation / d'entretien du produit 3C39024 du fabricant 3Com
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® http://www.3com.com/ SuperStack ® II Switch 3900 Getting Started Guide Part No. 10005622 Published April 1998.
3Com Corporation ■ 5400 Bayfront Plaza ■ Santa Clara, California ■ 95052-8145 Copyright © 1998, 3Com Corporation. All rights reserved. No part of this documentation may be repr oduced in any fo.
EMC DIRECTIVE COMPLIANCE This equipment was tested and found to conform to the Council Directive 89/336/EEC for electromagnetic compatibility . Conformity with this Directive is based upon compliance .
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C ONTENTS A BOUT T HIS G UIDE Introduction 1 Finding Specific Information in This Guide 1 Conventions 2 SuperStack II Switch 3900 Documentation 3 Paper Documents 3 Documents on CD-ROM 4 Related Publi.
Power Up 4-2 T o Power the Switch 3900 with the RPS 4-2 T o Power the Switch 3900 from the W all Receptacle 4-2 Power -up Diagnostics 4-2 System Diagnostics 4-3 Power LED Activity 4-3 Fault LED Activi.
A BOUT T HIS G UIDE Introduction Y our SuperStack II Switch 3900 Getting Started Guide pr ovides all the information that you need to set up your SuperStack ® II Switch 3900 system and get it operating in your network.
2 A BOUT T HIS G UIDE Conventions T able 1 and T able 2 list conventions that are used throughout this guide. Deciding how to manage your system “How Do Y ou W ant to Manage the System?” on page 5.
SuperStack II Switch 3900 Documentation 3 SuperStack II Switch 3900 Documentation The following documents comprise the SuperStack II Switch 3900 documentation set. Documents are shipped with your system in one of two forms: ■ Paper documents that are shipped with your system or with optional components.
4 A BOUT T HIS G UIDE Documents on CD-ROM The compact disc that comes with your system contains these documents: ■ Online versions of the paper documents that are shipped with your system and its co.
Year 2000 Compliance 5 Y ear 2000 Compliance For information on Y ear 2000 compliance and 3Com products, visit the 3Com Y ear 2000 Web page: http://www.
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1 S WITCH 3900 S YSTEM AND S ETUP O VERVIEW This chapter contains: ■ An overview of 3Com’ s SuperStack ® II Switch 3900 and how it provides solutions for your network ■ A description of the maj.
1-2 C HAPTER 1: S WITCH 3900 S YSTEM AND S ETUP O VERVIEW System Overview — 24-Port Front Panel Figure 1-1 Fr ont Panel of the 24-Port SuperStack II Switch 3900 Ethernet Ports Pro vide 24 10/100BASE.
System Overview — 36-Port Front Panel 1-3 System Overview — 36-Port Front Panel v Figure 1-2 Fr ont Panel of the 36-Port SuperStack II Switch 3900 Status 1x 6x 12x 7x 13x 18x 24x 19x 25x 30x 36x 3.
1-4 C HAPTER 1: S WITCH 3900 S YSTEM AND S ETUP O VERVIEW System Overview — Back Panel of Both Models Figure 1-3 Back Panel of the 24-Port and 36-Port SuperStack II Switch 3900 Power Receptacle Cons.
System Features and Benefits 1-5 System Features and Benefits The Switch 3900 is part of 3Com’ s SuperStack family . T o combine diverse technologies as your network grows, install the Switch 3900 in a SuperStack network.
1-6 C HAPTER 1: S WITCH 3900 S YSTEM AND S ETUP O VERVIEW Optional Gigabit Ethernet Modules The Switch 3900 back panel has two expansion slots that can hold optional Gigabit Ethernet modules. These modules are available in the following configurations: ■ 1000BASE-SX Module — Multimode fiber with paired SC connectors.
Network Configuration Sample 1-7 Network Configuration Sample Figure 1-4 SuperStack II Switch 3900 Pr ovides Dedicated Fast Ether net Links 36-P or t SuperStack ® II Switch 3900 Switched Gigabit se.
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2 I NSTALLING THE S YSTEM This chapter describes how to install your SuperStack ® II Switch 3900 on a table top, in a fr ee-standing stack with other SuperStack II pr oducts, or in a distribution rack.
2-2 C HAPTER 2: I NSTALLING THE S YSTEM Installing the System on a T able T op or in a Free-Standing Stack T o install the Switch 3900 system on a table top or in a free-standing stack, follow these instructions: 1 See Appendix B for site requir ements.
Installing the System in a Distribution Rack 2-3 Installing the System in a Distribution Rack Y ou can mount the system into a 19-inch distribution rack. This section describes how to prepar e the system and distribution rack for installation and how to mount the system in the rack.
2-4 C HAPTER 2: I NSTALLING THE S YSTEM T o find the top of the patter n, locate the midpoint between any two holes that are spaced 1 / 2 inch apart. Figure 2-3 shows the universal mounting hole pattern. Figure 2-3 Universal Mounting Hole Pattern 4 Determine which holes to use to mount your system.
Installing the System in a Distribution Rack 2-5 Mounting the System into a Distribution Rack T o mount the system into a distribution rack: 1 Carefully lift the system into place and align the appropriate holes in the mounting brackets with the designated holes in the distribution rack.
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3 C ABLING S WITCH 3900 P ORTS This chapter describes how to cable your SuperStack ® II Switch 3900 system for connection to the network. It gives an overview of module cabling and describes how to c.
3-2 C HAPTER 3: C ABLING S WITCH 3900 P ORTS Fast Ethernet Ports Y our Switch 3900 has 24 or 36 10/100BASE-TX ports with RJ-45 connectors. This section contains information on cabling the 10/100BASE-TX (RJ-45) ports and pin assignments for the RJ-45 connectors.
Fast Ethernet Ports 3-3 Figure 3-1 shows the cabling of a 10/100BASE-TX (RJ-45) port. Figure 3-1 Cabling a 10/100BASE-TX (RJ-45) Port 10/100BASE-TX (RJ-45) Connector Pin Assignments T able 3-1 provides the pin assignments for the RJ-45 connectors.
3-4 C HAPTER 3: C ABLING S WITCH 3900 P ORTS Gigabit Ethernet Ports The back panel of the Switch 3900 has one fixed Gigabit Ethernet port and slots for two optional Gigabit Ethernet modules.
Cabling the Console Port 3-5 T o cable a Gigabit Ether net SC port: 1 Remove the dust covers and save them for future use. 2 Attach one male connector of the SC cable connector pair to the right side of one of the Gigabit Ethernet ports on the back panel.
3-6 C HAPTER 3: C ABLING S WITCH 3900 P ORTS T o cable the Console port: 1 Attach the female DB-9 cable connector to the Console port’ s male connector and tighten the retaining scr ews. 2 Attach the other end of the DB-9 cable to your terminal. Figure 3-3 shows the cabling of the Console port.
Cabling the Console Port 3-7 Console Port Pin Assignments T able 3-2 shows the DB-9 pin assignments for the Console port. T able 3-2 Console Port DB-9 Pin Assignments Pin No.
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4 S YSTEM P OWER U P This chapter contains: ■ “Power Options” for the SuperStack ® II Switch 3900 system ■ “Power Up” instructions the Switch 3900 system ■ A description of “Power -up Diagnostics” ■ A list of “System Checks” after power up For information on troubleshooting the system during power up, see Chapter 6.
4-2 C HAPTER 4: S YSTEM P OWER U P Power Up This section provides instructions on how to set up and plug in your system. See Chapter 3 and Chapter 5 for information about cabling and configuring the Console port.
Power -up Diagnostics 4-3 System Diagnostics This section describes the LEDs that provide information about the system as a whole. Power LED Activity ■ Green — The system is power ed on; the system is running or has run diagnostics. ■ No Light — The system has no power; no diagnostics are running.
4-4 C HAPTER 4: S YSTEM P OWER U P System and Port Status LEDs Figure 4-1 System and Port Status LEDs on the SuperStack II Switch 3900 Status 30x 36x green = enabled, link OK flashing green = disabled.
System Checks 4-5 System Checks After the system has successfully completed the power -up diagnostics, check the items in T able 4-1 to verify that the system is operating correctly .
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5 Q UICK S ETUP FOR M ANAGEMENT A CCESS This chapter provides easy instructions for configuring the SuperStack ® II Switch 3900 system for management access. After you decide how you want to manage your system, follow the configuration instructions for your preferr ed type of management access.
5-2 C HAPTER 5: Q UICK S ETUP FOR M ANAGEMENT A CCESS T erminal Connection Direct access thr ough the Console port is often preferr ed because it allows you to remain on the system during system boots. A Macintosh or PC attachment can use any terminal emulation program for connecting to the Console port.
Configuring the IP Interface 5-3 Setting the Console Port Baud T o change the baud setting of the Console port: 1 From the top level of the Administration Console, at the Select menu option prompt, enter: system 2 At the system menu, enter: consoleSpeed 3 At the prompt, enter the baud setting for the Console port.
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6 T ROUBLESHOOTING THE S YSTEM This chapter explains how to troubleshoot certain pr oblems with the SuperStack ® II Switch 3900 system. It covers: ■ Getting Additional Help ■ Diagnosing Problems .
6-2 C HAPTER 6: T ROUBLESHOOTING THE S YSTEM T able 6-1 T r oubleshooting Power Failures Symptom Possible Sources of the Pr oblem Steps to T ake System does not power up. ■ System is not receiving power. ■ Power supply malfunctioned. 1 Verify that the building’s power outlet has power.
Diagnosing Problems 6-3 T able 6-3 T roubleshooting Abnormal Port LED Activity LED Status Possible Sources of the Pr oblem Steps to T ake Pckt LED does not light. Software error Check the Administration Console display. Stat LED does not light. System does not recognize a connection to the port.
6-4 C HAPTER 6: T ROUBLESHOOTING THE S YSTEM Cleaning Dirty Fiber Optic Ports and Connectors Fiber optic transceivers are sensitive optical devices. Handle them carefully .
A S YSTEM S PECIFICATIONS T able A-1 System Specifications for the SuperStack II Switch 3900 Stackable Switch Specifications Physical Dimensions 6.5 cm (H) x 44 cm (W) x 30.
A-2 A PPENDIX A: S YSTEM S PECIFICATIONS T able A-2 Standar ds Supported by the SuperStack II Switch 3900 Standard T ype RFC Supported SNMP ■ SNMP protocol (RFC 1157) ■ MIB II (RFC 1213) ■ Ether.
B S ITE R EQUIREMENTS AND S AFETY C ODES Y ou took car eful steps to plan and prepare your site for new or additional SuperStack ® II Switch 3900 stackable switch systems. For your refer ence, this appendix summarizes the criteria that your site should meet for the Switch 3900 to operate safely and effectively .
B-2 A PPENDIX B: S ITE R EQUIREMENTS AND S AFETY C ODES ■ Be sure that each wiring closet has a suitable gr ound. Gr ound all metal racks, enclosures, boxes, and raceways in the closet. ■ Use AC power , 15-amper e service receptacles, type N5/15 or NEMA 5-15R for 120 V AC, and the other system specifications shown in Appendix A.
Distribution Rack Requirements B-3 Figure B-1 Recommended Service Access Mechanical Requirements for the Rack V erify that your racks comply with the standards and requir ements in your cabling system.
B-4 A PPENDIX B: S ITE R EQUIREMENTS AND S AFETY C ODES Figure B-2 Recommended Rack Styles Building and Electrical Codes Follow all appropriate building codes and authorities on electrical codes when planning your site and installing your cable for the Switch 3900 system.
Building and Electrical Codes B-5 Electrical Codes Authorities on electrical codes (USA only): ■ National Electrical Code (NEC) Classification — A recognized authority on safe electrical wiring. Federal, state, and local governments use NEC standards to establish their own laws, or dinances, and codes on wiring specifications.
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C T ECHNICAL S UPPORT 3Com provides easy access to technical support information through a variety of services. This appendix describes these services. Information contained in this appendix is correct at time of publication. For the very latest, 3Com recommends that you access the 3Com Corporation World Wide Web site.
C-2 A PPENDIX C: T ECHNICAL S UPPORT Access by Analog Modem T o reach the service by modem, set your modem to 8 data bits, no parity , and 1 stop bit. Call the telephone number nearest you: Access by Digital Modem ISDN users can dial in to the 3Com BBS using a digital modem for fast access up to 56 Kbps.
Support from 3Com C-3 Support from 3Com If you are unable to obtain assistance fr om the 3Com online technical resour ces or from your network supplier , 3Com of fers technical telephone support services. T o find out more about your support options, please call the 3Com technical telephone support phone number at the location nearest you.
C-4 A PPENDIX C: T ECHNICAL S UPPORT Returning Products for Repair Befor e you send a pr oduct directly to 3Com for repair , you must first obtain a Return Materials Authorization (RMA) number . Pr oducts sent to 3Com without RMA numbers will be returned to the sender unopened, at the sender’ s expense.
INDEX Numbers 10/100BASE-TX cabling 3-2 connector pin assignments 3-3 1000BASE-LX module 3-4 1000BASE-SX module 3-4 3Com bulletin board service (3Com BBS) C-1 3Com FTP site C-1 3Com URL 1, C-1 3ComFac.
2 INDEX G Gigabit Ethernet cabling 3-4 modules 3-4 ports 3-4 H hardwar e mounting kit 2-1 humidity specifications A-1, B-2 I ICBO (building code) B-4 IEC Standard 297 B-3 impedance twisted-pair guide.
INDEX 3 S safety requir ements and standards B-1 working with fiber optic cables and LEDs 3-1 SBC (Standard Building Code) B-4 SC connectors 3-4 serial line, and management access 5-1 serial port cab.
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3Com Corporation L IMITED W ARRANTY H ARDWARE 3Com warrants its hardware products to be free from defects in workmanship and materials, under normal use and service, for the following lengths of time .
3COM SHALL NOT BE LIABLE UNDER THIS WARRANTY IF ITS TESTING AND EXAMINATION DISCLOSE THAT THE ALLEGED DEFECT IN THE PRODUCT DOES NOT EXIST OR WAS CAUSED BY CUSTOMER’S OR ANY THIRD PERSON'S MISU.
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 3C39024 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 3C39024 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation 3Com 3C39024, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le 3Com 3C39024 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le 3Com 3C39024, 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 3C39024.
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 3C39024. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei 3Com 3C39024 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.
