Lucent Technologies FiberReach DDM-2000 - A Sonet Overview

Contents
Issue 3 June 2000 A-i
A
A SONET Overview
Overview
A-1
History
A-1
Basic Purpose
A-2
Technical Overview
A-2
■ SONET Signal Hierarchy A-2
■ SONET Layers A-4
■ SONET Frame Structure A-6
■ Section Overhead A-6
■ Line Overhead A-7
■ Path Overhead A-8
STS-1 Path Overhead A-8
VT Path Overhead A-9
■ SONET Multiplexing Procedure A-10
■ SONET Demultiplexing Procedure A-12
■ SONET Digital Multiplexing Schemes A-14
Asynchronous Multiplexing A-14
Synchronous Multiplexing A-15
■ Virtual Tributary Signals A-15
■ Concatenated Mode A-16
SONET Interface
A-18
■ SONET Payloads A-18
■ Higher Rate Transport A-20
Conclusion
A-20A-20
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A-18
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A-16
A-15
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A-14
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A-12
A-10
A-9
A-8
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A-6
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A-4
A-2
A-2
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A-1
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