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Optical Add/Drop Switches

Table of Contents:
Definition and Overview
1. Current Metro Architectures
2. Metro Operational Requirements
3. Metro OADX Applications
4. OADX Architectures
5. The OADX Business Case
6. OADX Benefits
7. Summary
Self-Test
Glossary
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Self-Test
1. SONET was conceived and designed to handle today’s data traffic as well as voice traffic. True or False?
a. True
b. False
2. Interconnecting multiple access rings with OADMs and OXCs requires multiple boxes adding cost and complexity. True or false?
a. True
b. False
3. OADXs are another name for OADMs. True or False?
a. True
b. False
4. “All-optical” OADXs are capable of performing maintenance features such as a bridge-and-roll of a wavelength. True or False?
a. True
b. False
5. OADXs are designed to optimize and interoperate with which key metro transport technology?
a. DWDM
b. SONET
c. SDH
d. Gigabit Ethernet
e. All of the above
6. OADXs decrease the number of network elements needed in the metro and increase the scalability and efficiency of the network.
a. True
b. False
7. OADXs increase the scalability and efficiency of the metro by eliminating and/or decreasing the presence of which network elements?
a. DWDM and DCSs
b. Class-5 switches
c. OADMs and OXCs
d. Base stations and arrays
Glossary >>

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