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2H252-25R
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2H252-25R
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Troubleshooting
Specifications
Install
Connecting Power
Using the Reset Button
Lanview Diagnostic LEDs
Setting the Mode Switches
Simm Upgrade
Full Duplex Switched Ethernet
Using this Guide
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Page 9
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Contents
2H252-25R SmartSwitch Installation User’s Guide
Page
Page
FCC Notice
Industry Canada Notice
Vcci Notice
Class a ITE Notice
Enterasys NETWORKS, INC Program License Agreement
Page
Declaration of Conformity
Page
Contents
Troubleshooting
Figures
Tables
Structure of this Guide
Using this Guide
About This Guide
Related Documents
Document Conventions
Guide uses the following conventions
Page
Introduction
Overview
Connectivity
Runtime IP Address Discovery
Full Duplex Switched Ethernet
SmartTrunk
Remote Monitoring Rmon
Broadcast Suppression
Port/VLAN Redirect Functions
Rate Limiting
Garp Switch Operation
Flow Control
Switching Options
11 802.1 Port Priority
Management
Optional HSIMs and VHSIMs
Year 2000 Compliant
Lanview Diagnostic LEDs
Standards Compatibility
Getting Help
Your email address
Network Requirements
10BASE-T Network
100BASE-TX Network
Installation
Unpacking the Device
Installing Options
Installing the Device
Tabletop or Shelf Installation
Guidelines for Tabletop and Shelf Installations
Installation
Rackmount Installation
Guidelines for the Rackmount Installation
Attaching the Strain-Relief Bracket
Rack Mounting the 2H252-25R
Strain-Relief Bracket Screws
Rackmount Bracket Screws
Connecting Power
Redundant Primary AC outlets are On separate circuits
Connecting to the Network
Connecting Twisted Pair Cables to Fixed Ports
Connecting the Twisted Pair Segment
Straight-Through Cable
Completing the Installation
Troubleshooting
Using Lanview
Lanview LEDs
PWR
CPU
FDX
Troubleshooting Checklist
Local Management User’s Guide
2E253, 2H252, 2H253
SmartSwitch Series 2E253
Using the Reset Button
Reset Button
Page
Physical Properties
Specifications
Device Specifications
INPUT/OUTPUT Ports
Electrical Specifications
Environmental Requirements
COM Port Pinout Assignments
Regulatory Compliance
Page
Optional Installations Mode Switch Bank Settings
Required Tools
Removing the Chassis Cover
Optional Installations and Mode Switch Bank Settings B-3
Screws Chassis Cover Front Panel
Setting the Mode Switches
Figure B-2 Mode Switch Location
6Optional Installations and Mode Switch Bank Settings
Simm Upgrade
Locating SIMMs
Installing the Dram Simm
Installing Optional Hsim or Vhsim Interface Modules
Figure B-5 Hsim and Vhsim Connector Locations
Page
Index
Numerics
Index-2
