Chapter 1 Overview - Cisco Catalyst 2900 XL Series Installation And Configuration Manual

Overview
This chapter describes the Catalyst 2900 series XL ATM module, its key features, and its
installation and configuration requirements.
Note Throughout this manual, the Catalyst 2900 series XL ATM module is referred to as
the ATM module. The Catalyst 2900 series XL switch is referred to as the Catalyst 2900
series switch.
The Catalyst 2900 series switches support four types of ATM modules.
•
ATM 155 multimode (MM) Fiber module
•
ATM 155 single-mode (SM) medium-reach (MR) Fiber module
•
ATM 155 single-mode (SM) long-reach (LR) Fiber module
•
ATM 155 unshielded twisted-pair (UTP)
Each module provides a physical-layer interface between the ATM module and an ATM
switch. You can use the ATM module to connect workstations, hubs, and other switches to
the following ATM devices:
•
ATM switch, such as the LightStream 1010
•
Multilayer LAN switch (such as the Catalyst 5000) with an installed ATM module
•
Router with an ATM interface, such as the Cisco 7000
C H A P T E R
Overview 1-1
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