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ATM Option System Reference - Comtech EF Data

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Contents<br />

Chapter 1: Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1<br />

1. 1 About Asynchronous Transfer Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2<br />

1.1.1 <strong>ATM</strong> Feature Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2<br />

1.1.2 <strong>ATM</strong> Layers and Sublayers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3<br />

1. 2 Principles of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4<br />

1.2.1 <strong>ATM</strong> Protocols and AAL Service Classes . . . . . . . . . . . . . . . . . 1-4<br />

1.2.2 Error Checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5<br />

1.2.3 Cell Transmission. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5<br />

1.2.4 <strong>ATM</strong> Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6<br />

1.2.5 PVCs Versus SVCs in the Network . . . . . . . . . . . . . . . . . . . . . . 1-6<br />

1.2.6 User to Network Interface (UNI). . . . . . . . . . . . . . . . . . . . . . . . . 1-7<br />

1.2.7 <strong>ATM</strong> Addressing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9<br />

1.2.8 Service Categories. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10<br />

1. 3 <strong>ATM</strong> Support on the NetPerformer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13<br />

1.3.1 PowerCell in the <strong>ATM</strong> Network . . . . . . . . . . . . . . . . . . . . . . . . 1-16<br />

1.3.2 AAL1 Circuit Emulation Services (CES). . . . . . . . . . . . . . . . . . 1-16<br />

1.3.3 Frame Relay/<strong>ATM</strong> Service Interworking (FRF.8) . . . . . . . . . . . 1-18<br />

1.3.4 LLC Encapsulation (RFC-1483) . . . . . . . . . . . . . . . . . . . . . . . . 1-22<br />

1.3.5 PPP Over AAL5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23<br />

1.3.6 <strong>ATM</strong> Multiplex Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24<br />

1. 4 NetPerformer Architecture and <strong>ATM</strong> . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-26<br />

1.4.1 NetPerformer Implementation of <strong>ATM</strong> SVCs . . . . . . . . . . . . . . 1-27<br />

Chapter 2: Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1<br />

2. 1 About the <strong>ATM</strong> <strong>Option</strong> . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2<br />

2. 2 Before You Configure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2<br />

2.2.1 Is the <strong>ATM</strong> <strong>Option</strong> Already Installed?. . . . . . . . . . . . . . . . . . . . . 2-3<br />

2. 3 Configuration Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4<br />

2. 4 Configuring the Global Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6<br />

2.4.1 Tips for Configuring Shared RAM Allocation . . . . . . . . . . . . . . . 2-9<br />

2. 5 Configuring the Digital Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13<br />

2. 6 Configuring the <strong>ATM</strong> Channel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15<br />

2. 7 Configuring the <strong>ATM</strong> PVCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17<br />

Memotec Inc.

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