Technical data

893-01047-A

1-1

Chapter 1

Overview of the ATMSpeed/155 Modules and

Media Dependent Adapters

This chapter introduces the ATMSpeed/155 modules and covers the following

topics:

• A summary of module and media dependent adapter (MDA) physical

description, functionality, and capability, page

1-2

• A summary of module and MDA features, page 1-8

In this guide, the ATMSpeed/155 MMF Switch Modules (two-port and four-port

models), ATMSpeed/155S Switch Module, ATMSpeed/155 MDA Switch

Module, ATMSpeed/155 MCP Switch Module, and ATMSpeed/155 MDA MCP

Switch Module are referred to collectively as the ATMSpeed/155 modules. Each

model is referred to speciﬁcally when features and functions are unique to that

particular model.