Optical Networks (I) SONET/SDH Lecture 6 Quiz
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Questions and Answers

Explain the limitations of performance for the third generation networks.

The performance for this generation is limited by the maximum speed of electronics (a few gigabits per second) employed in switches and end-nodes.

What is the reason for employing totally new approaches in third generation networks?

In order to satisfy the increasing bandwidth requirements of emerging applications and to exploit vast bandwidth available in fibers.

What is the term used to describe the phenomenon of limited performance due to the speed of electronics?

Electronics bottleneck

How are the third generation networks designed to overcome the electronics bottleneck?

<p>The third generation networks are designed as all-optical to avoid the electronics bottleneck.</p> Signup and view all the answers

What are the potential performance improvements in the third generation networks?

<p>Some performance improvements can be achieved by employing fibers.</p> Signup and view all the answers

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