Table of Contents:

Definition and Overview

1. Introduction

2. DWDM Mesh Designs Enabled by Optical Cross-Connects (OXCs)

3. Adopting DWDM Point-to-Point Solutions

4. Advantages of DWDM Point-to-Point Systems

5. Conclusion

Self-Test

Glossary

PDF of this tutorial

ADM
add/drop multiplexer

AON
all-optical network

ATM
asynchronous transfer mode

BLSR
bidirectional line switched ring

CLEC
competitive local exchange carrier

CPE
customer premises equipment

DCS
digital cross-connect system

DSL
digital subscriber line

DWDM
dense wavelength division multiplexing

EPC
electronic photonic concentrator

ESCON
enterprise systems connection

IP
Internet protocol

OAD
optical add/drop

OADM
optical add/drop multiplexer

OXC
optical cross-connect

PoP
point of presence

QoS
quality of service

SDH
signal digital hierarchy

SONET
synchronous optical network

TDM
time division multiplexing

WDM
wavelength division multiplexing