About This Guide ix

About This Guide

This preface discusses the objectives, audience, organization, and conventions of this

network module hardware installation guide.

Objectives

This publication provides hardware installation information for Cisco network modules

used in Cisco 3600 series and Cisco 2600 series modular access routers, referred to as

Cisco modular routers.

This publication describes a variety of router models that are similar in functionality, but

differ in the number of interfaces supported. Some information provided might not apply

to your particular router model.

How to Use This Guide

This guide contains an overview of network modules and information on connecting

speciﬁc network modules to your Cisco modular router. Refer to Table 1-1 in Chapter 1,

“Overview of Cisco Network Modules” for a listing of network modules supported by

Cisco 3600 series routers and the required release of Cisco IOS software for each module.

Refer to Table 1-2 in Chapter 1, “Overview of Cisco Network Modules” for a listing of

network modules supported by Cisco 2600 series routers and the required release of

Cisco IOS software for each module.

If required, see Chapter 3, “Installing Network Modules in Cisco Modular Routers” for

instructions on installing a network module in your router.

Cisco 2600 Series - Page 3

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