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NB20E, NB25 E user manual
Models:
NB25 E
NB20E
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Specifications
Install
Connecting The Bridge To The Network
The following conditions indicate a problem has been detected with the bridge
Setting The Mode Switches
Front Panel Indicators
Chapter Testing And Lanview
Safety
Power Supply Requirements
FRONT PANEL SWITCHES cont
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Contents
NB20E and NB25 E TWO PORT ETHERNET BRIDGES USER’S MANUAL
CABLETRON SYSTEMS, P.O. BOX 6257, ROCHESTER, NH
Page
Copyright May 1990 by Cabletron Systems Inc
FCC NOTICE
SPECIFICATIONS
CONTENTS
INSTALLATION REQUIREMENTS
INSTALLING THE NB20E OR NB25E BRIDGE
CONTENTS
1.1 USING THIS MANUAL
CHAPTER INTRODUCTION
1.2 GETTING HELP
1.3 THE NB20E AND NB25E TWO PORT ETHERNET BRIDGE
1.4 THE BRIDGE FILTERING METHOD
NODE C
Figure 1-1 Bridging Method
NODE A
LAN NODE B
1.5 MULTIPLE BRIDGE ENVIRONMENTS
1.5.1 The Root Bridge
1.5.2 Primary and Redundant Data Paths
Figure 1-2 Multiple Bridging Environments
1.6 REMOTE LANVIEW
1.7 RELATED MANUALS
2.2 NETWORK REQUIREMENTS
CHAPTER INSTALLATION REQUIREMENTS SPECIFICATIONS
2.1 LOCATION REQUIREMENTS
2.3 OPERATING SPECIFICATIONS
INSTALLATION REQUIREMENTS/ SPECIFICATIONS
FRONT PANEL INDICATORS
FRONT PANEL SWITCHES
RS232 PORT
FRONT PANEL SWITCHES cont
AUI PORT NB20E/NB25E
Typical
POWER SUPPLY REQUIREMENTS
Parameter
Worst
PHYSICAL PROPERTIES
SAFETY
SERVICE
3.1 UNPACKING THE NB20E OR NB25E BRIDGE
CHAPTER INSTALLING THE NB20E OR NB25E BRIDGE
3.2 INSTALLING THE BRIDGE
3.2.1 Installing the Rack Mount Brackets
3.2.2 Cable Support Installation
3.2.3 Connecting The Bridge To The Network
3.2.4 Setting The Mode Switches
3.2.5 Connecting The NB20E or NB25E To The Power Source
NB-25E
The following conditions indicate a problem has been detected with the bridge
NB-25E
CHAPTER TESTING AND LANVIEW
4.1 INSTALLATION CHECK-OUT
4.2 USING LANVIEW
STAND BY LED
4.3 USING THE FORWARD BROADCAST SWITCH
TESTING AND LANVIEW ON LINE LED
TRANSMIT XMT LED
4.4 USING THE ROOT SWITCH
