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16950ua.bk Page 1 Thursday, August 27, 1998 11:55 AM
®
SuperStack II Switch 1100
®
User Guide
3C16950, 3C16951
http://www.3com.com/
Part No. DUA1695-0AAA02
Published August 1998
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16950ua.bk Page 2 Thursday, August 27, 1998 11:55 AM 3Com Corporation Copyright © 1998, 3Com Technologies. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or 5400 Bayfront Plaza adaptation) without written permission from 3Com Technologies. Santa Clara, California 3Com Technologies reserves the right to revise this documentation and to make changes in content from tim
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16950ua.bk Page iii Thursday, August 27, 1998 11:55 AM CONTENTS ABOUT THIS GUIDE Conventions 8 Related Documentation 9 Year 2000 Compliance 10 Documentation Comments 10 1 INTRODUCING THE SWITCH 1100 About the SuperStack II Switch 1100 12 Summary of Features 12 Switch 1100 — Front View Detail 13 Port Connections 13 LEDs 14 Switch 1100 — Rear View Detail 15 Unit Information Label 15 Power Socket 15 Redundant Power System Socket 15 Console Port 15 Expansion Module Slot 16 Transceiver Module Slot
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16950ua.bk Page iv Thursday, August 27, 1998 11:55 AM Wall-mounting 25 Placing Units On Top of Each Other 27 Stacking Units 27 Stacking Two Units 27 Stacking Multiple Units 28 The Power-up Sequence 30 Connecting a Redundant Power System 30 Powering-up the Switch 1100 30 Checking for Correct Operation 30 Choosing the Correct Cables 31 Solving Problems Indicated by LEDs 32 Managing the Switch 33 A SAFETY INFORMATION Important Safety Information 36 L’information de Sécurité Importante 38 Wichtig
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16950ua.bk Page v Thursday, August 27, 1998 11:55 AM GLOSSARY INDEX 3COM CORPORATION LIMITED WARRANTY EMC STATEMENTS v
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16950ua.bk Page vi Thursday, August 27, 1998 11:55 AM vi
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16950ua.bk Page 7 Thursday, August 27, 1998 11:55 AM ABOUT THIS GUIDE This guide provides all the information you need to install and use a ® SuperStack II Switch 1100 unit with default settings. If you want to change the way the Switch works using management software, refer to the “SuperStack II Switch Management Guide” (part number DUA1695-0BAA0x). The guide is intended for use by network administrators who are responsible for installing and setting up network equipment; consequently,
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16950ua.bk Page 8 Thursday, August 27, 1998 11:55 AM 8 ABOUT THIS GUIDE Conventions Table 1 and Table 2 list conventions that are used throughout this guide. Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions Caution Information that alerts you to potential loss of data or potential damage to an application, system, or device Warning Information that alerts you to potential personal injury Table 2 Text Convent
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16950ua.bk Page 9 Thursday, August 27, 1998 11:55 AM Related Documentation 9 Text Conventions (continued) Table 2 Convention Description Words in Italics are used to: italics ■ Emphasize a point. Denote a new term at the place where it is defined in the ■ text. Identify menu names, menu commands, and software ■ button names. Examples: From the Help menu, select Contents. Click . OK Related In addition to this guide, each Switch 1100 document set includes the Documentation following: ■ M
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16950ua.bk Page 10 Thursday, August 27, 1998 11:55 AM 10 ABOUT THIS GUIDE In addition, there are other publications you may find useful: ■ Documentation accompanying the Expansion Modules. ■ Documentation accompanying the Transceiver Modules. ■ Documentation accompanying the Matrix Module and Matrix Cable. ■ Documentation accompanying the Advanced Redundant Power System. Year 2000 For information on Year 2000 compliance and 3Com products, visit the Compliance 3Com Year 2000 Web page: http:/
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16950ua.bk Page 11 Thursday, August 27, 1998 11:55 AM INTRODUCING THE SWITCH 1100 1 This chapter contains introductory information about the Switch and how it can be used in your network. It covers the following topics: ■ About the SuperStack II Switch 1100 ■ Switch 1100 — Front View Detail ■ Switch 1100 — Rear View Detail ■ Network Configuration Examples ■ Configuration Rules for Fast Ethernet ■ Configuration Rules with Full Duplex
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16950ua.bk Page 12 Thursday, August 27, 1998 11:55 AM 12 CHAPTER 1: INTRODUCING THE SWITCH 1100 ® About the The SuperStack II system solves the problem of growth in dynamic SuperStack II network environments and provides everything you need for successful Switch 1100 workgroup networking. Much more than a collection of stackable components, the system comprises a complete, integrated architecture of modular parts that are easy to install and use. As part of this SuperStack II system, the
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16950ua.bk Page 13 Thursday, August 27, 1998 11:55 AM Switch 1100 — Front View Detail 13 Switch 1100 — Front View Detail Figure 1 Switch 1100 — Front view Port Connections 10BASE-T Ports The Switch has 12 or 24 10BASE-T ports configured as MDIX (cross-over). The maximum segment length is 100m (328ft) over Category 3, 4, or 5 twisted pair cable. As these ports are configured as MDIX (cross-over), you need to use a cross-over cable to connect to devices whose ports are MDIX-only. See “Ch
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16950ua.bk Page 14 Thursday, August 27, 1998 11:55 AM 14 CHAPTER 1: INTRODUCING THE SWITCH 1100 LEDs Table 3 lists the LEDs visible on the front of the Switch, and their states according to color. For information on using the LEDs for problem solving, see “Checking for Correct Operation” on page 30. Table 3 LED behavior LED Color Indicates TCVR Yellow Port 1 is a Transceiver Module fitted to the rear of the Switch. Off Port 1 is operating as a 10BASE-T port. Port Status LEDs Packet Yello
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16950ua.bk Page 15 Thursday, August 27, 1998 11:55 AM Switch 1100 — Rear View Detail 15 Switch 1100 — Rear View Detail Figure 2 Switch 1100 — Rear view Unit Information This label shows the following: Label ■ The 3Com product name of the Switch ■ The 3Com 3C number of the Switch ■ The unique MAC address (Ethernet address) of the Switch ■ The serial number of the Switch You may need this information for fault reporting purposes. Power Socket The Switch automatically adjusts its power settin
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16950ua.bk Page 16 Thursday, August 27, 1998 11:55 AM 16 CHAPTER 1: INTRODUCING THE SWITCH 1100 Expansion Module You can use this slot to install an Expansion Module that provides a Slot high-speed link to the rest of your network, or a Matrix Module that provides four matrix ports for stacking Switch units together. 3Com provides a range of Expansion Modules; contact your supplier for availability. For more information about Matrix Modules, see “Stacking Units” on page 27. When an Expan
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16950ua.bk Page 17 Thursday, August 27, 1998 11:55 AM Network Configuration Examples 17 Network The following illustrations show some examples of how the Switch can be Configuration placed on your network. Examples Figure 3 shows how the Switch 1100 fits into a large corporate network Network Segmentation I with a Fast Ethernet infrastructure. A Switch is positioned on each floor and servers are centralized in the basement. Using the Switch 1100 to segment your network Figure 3
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16950ua.bk Page 18 Thursday, August 27, 1998 11:55 AM 18 CHAPTER 1: INTRODUCING THE SWITCH 1100 Network Figure 4 shows the Switch 1100 in a second workgroup situation. This Segmentation II setup could be that of a small office within a large corporation, or part of a larger corporate network. Most of the switch ports have multiple endstations. Using the Switch 1100 to segment your network Figure 4
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16950ua.bk Page 19 Thursday, August 27, 1998 11:55 AM Network Configuration Examples 19 Desktop Switching Figure 5 shows the Switch 1100 used for a group of users in a large corporate network. Here switching is brought to the desktop with a single endstation per port. Local servers are connected via 100Mbps Fast Ethernet links. Using the Switch 1100 in a desktop environment Figure 5
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16950ua.bk Page 20 Thursday, August 27, 1998 11:55 AM 20 CHAPTER 1: INTRODUCING THE SWITCH 1100 Configuration Rules The topology rules for 100Mbps Fast Ethernet are slightly different to for Fast Ethernet those for 10Mbps Ethernet. Figure 6 illustrates the key topology rules and provides examples of how they allow for large-scale Fast Ethernet networks. Figure 6 Fast Ethernet configuration rules
