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Contents
About This Guide
Who Should Use This Guide ............................................................................................................................xv
How to Use This Guide .....................................................................................................................................xv
Related Documents ..........................................................................................................................................xv
Conventions Used in This Guide .....................................................................................................................xvi
Power Supply Replacement Part Numbers .....................................................................................................xvi
Getting Help .................................................................................................................................................... xvii
Chapter 1: Introduction
Overview ......................................................................................................................................................... 1-1
Features ......................................................................................................................................................... 1-3
Stack Connections ................................................................................................................................... 1-3
Redundant Power Supply Capability ........................................................................................................ 1-3
Management ............................................................................................................................................1-3
Fan Operation on the A4H124-24 ............................................................................................................ 1-4
Standards Compatibility ........................................................................................................................... 1-4
Chapter 2: Installation
Considerations Prior to Installation ................................................................................................................. 2-1
Required Tools ...............................................................................................................................................2-2
Unpacking the Switch ..................................................................................................................................... 2-2
Installing the Switch on a Flat Surface ...........................................................................................................2-2
Installing the Rubber Feet ........................................................................................................................ 2-2
Guidelines for Flat Surface Installation .................................................................................................... 2-3
Rack Mounting the Switch ............................................................................................................................. 2-3
Guidelines for Rackmount Installation ...................................................................................................... 2-4
Attaching the Brackets and Installing in a Rack .......................................................................................2-4
Connecting Stacking Cables .......................................................................................................................... 2-5
Configuring Switches in a Stack ..................................................................................................................... 2-7
About A4 Switch Operation in a Stack ..................................................................................................... 2-7
Stack Manager Selection ......................................................................................................................... 2-8
Recommended Procedures for New and Existing Stacks ........................................................................2-8
Connecting AC Power .................................................................................................................................... 2-9
Installing and Connecting a Redundant Power System ............................................................................... 2-10
STK-RPS-150PS .................................................................................................................................... 2-10
STK-RPS-500PS .................................................................................................................................... 2-17
Connecting to the Console Port for Local Management ............................................................................... 2-20
What Is Needed ..................................................................................................................................... 2-20
Connecting to a PC ................................................................................................................................ 2-21
Connecting to a VT Series Terminal ...................................................................................................... 2-21
Connecting to a Modem ......................................................................................................................... 2-22
Connecting to the Network ........................................................................................................................... 2-22
Connecting UTP Cables to RJ45 Ports .................................................................................................. 2-23
Preparing to Install an Optional SFP Transceiver .................................................................................. 2-24
Installing an Optional SFP Transceiver .................................................................................................. 2-24
Removing an SFP Transceiver .............................................................................................................. 2-26
Connecting Fiber-Optic Cables to SFP Ports ......................................................................................... 2-27
Completing the Installation ...........................................................................................................................2-28
Initial Logon to Switch Management ...................................................................................................... 2-28
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