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70 Series
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Troubleshooting
Specs
Install
Connecting Power
Chapter Network Configuration
How to
Safety
DC Power Adapter
Features
Types of Ethernet Switches
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Contents
Installation and Reference for
Copyright 1999 Nortel Networks
Iii
Restricted Rights Legend
Statement of Conditions
Nortel Networks NA Inc. Software License Agreement
206375-A
Contents
Chapter Troubleshooting
Figures
206375-A
Tables
Xii
Preface
Purpose
Audience
Hard-Copy Technical Manuals
How to Get Help
Technical Solutions Center Telephone Number
Page
BayStack 70 Series 10/100 Ethernet Switches Overview
Chapter Introduction
Physical Description
Front Panel
Front Panel of the BayStack 70-8T 10/100 Ethernet Switch
RJ-45 10BASE-T/100BASE-TX Ethernet Ports
LEDs
Description of Switch and Port Status LEDs
Type Label Color Activity Description
Rear Panel of the BayStack 70-24T 10/100 Ethernet Switch
DC Power Adapter
MAC Address Quantities
Features
Model MAC Addresses in Information Table
Buffer Sizes
Model Buffer Size
External Power Adapters
Model External Power Adapter
Page
Chapter Network Configuration
Benefits of Using Switching Technology
Types of Ethernet Switches
Desktop Switching
Before
Segment Switching
Before After
Extending a Network
Bridging from 10BASE-T to 100BASE-TX Networks
Bridging 10 Mb/s Networks to 100 Mb/s Networks
Power Workgroups
Power Workgroup Connections
Chapter Installation
Package Contents
Power Specifications
Operating Environment
Installing the Switch
Set the switch on a desktop or any other flat surface
Attach any additional devices to the ports in your switch
Connecting Devices to the Switch
Installing the Switch in a Rack
Connecting Power
Verifying Installation
Checking the Diagnostic Displays
BayStack 70-24T 10/100 Ethernet Switch LED Display
Description of Switch and Port Status LEDs
Page
Chapter Troubleshooting
Using the LED Display
Page
Product Specifications
Appendix a Technical Specifications
Table A-1 Technical Specifications
Environmental Specifications
Physical Specifications
Electromagnetic Emissions
Performance Specifications
Safety Agency Approvals
Electromagnetic Susceptibility
Page
Appendix B Cables and Connectors
Table B-1 RJ-45 Connector Pin Assignments
10BASE-T/100BASE-TX UTP Cable
RJ-45
Straight-Through and Crossover Cables
Figure B-1. Straight-Through Twisted-Pair Cable
Index
Numbers
Index-2
