Network Infrastructure and Architecture: Designing High-Availability Networks

CONTENTS

PREFACE

PART I OPTICAL TRANSMISSION

1 Introduction to Networking

1.1 Introduction

1.2 Transmission Media

1.2.1 Copper Wire

1.2.2 Coaxial Cable

1.2.3 Optical Fiber

1.2.4 Wireless Communication

1.3 Basic Networking Concepts

1.3.1 LAN, SAN, MAN, and WAN

1.3.2 Network Topologies

1.3.3 Circuit vs. Packet Switching

1.3.4 Wavelength vs. Time vs. Statistical Multiplexing

1.4 Open System Interconnection Model

1.4.1 Basic Concept

1.4.2 OSI Model and Data Encapsulation

1.4.3 Network Overlay Hierarchy

1.5 Networking Equipment

1.5.1 Regenerators, Modems, Hubs, and Add–Drop Multiplexers

1.5.2 Switches

1.5.3 Routers

1.5.4 Networking Service Models

Key Points

References

2 Filer-Optic Transmission

2.1 Introduction

2.2 Fiber Optic Communication

2.2.1 Why Optical Fiber?

2.2.2 Propagation: Single- and Multimode Fibers

2.3 Light Emission and Detection

2.3.1 Light Sources

2.3.2 Photodetectors

2.4 Optical Modulation

2.4.1 Direct Modulation

2.4.2 External Modulation

2.5 Optical Amplification

2.5.1 Erbium-Doped Fiber Amplifiers

2.5.2 Raman Amplifiers

2.5.3 EDFA vs. Raman Amplifier

2.6 Fiber Transmission Impairments

2.6.1 Chromatic Dispersion

2.6.2 Dispersion Management Techniques

2.6.3 Polarization Mode Dispersion

2.6.4 Nonlinear Effects

Key Points

Acknowledgments

References

3 Wavelength-Division Multiplexing

3.1 Introduction

3.2 WDM Technology

3.2.1 WDM Basics

3.2.2 WDM Bandwidth Capacity

3.2.3 Coarse vs. Dense WDM Systems

3.2.4 Future Extensions of DWDM Capacity

3.3 Networking Equipment ...