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Understanding TCP/IP Model Internals and Interfaces

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1508 <strong>Underst<strong>and</strong>ing</strong> <strong>TCP</strong>/<strong>IP</strong> <strong>Model</strong> <strong>Internals</strong> <strong>and</strong> <strong>Interfaces</strong><br />

b. Click Run.<br />

c. When the simulation is completed, click Close to dismiss the simulation window.<br />

3. Load statistics into the provided templates.<br />

There are two statistics that we will analyze further:<br />

• <strong>TCP</strong> Congestion Window Size collected on the server<br />

• Sequence Numbers of <strong>TCP</strong> Segments that were<br />

o forwarded by packet analyzer<br />

o dropped by the analyzer<br />

The panels for the above statistics have been already created for you.<br />

a. Display the provided templates by clicking on the Hide/Show Graph Panels button.<br />

Two panels should appear.<br />

b. Select “DES->Panel Operations->Reload Data Into All Panels” to reload the panels.<br />

4. You will get the following results:<br />

CONFIDENTIAL – RESTRICTED ACCESS: This information may not be disclosed, copied, or transmitted in any format without the prior written consent of OPNET Technologies, Inc.<br />

© 2010 OPNET Technologies, Inc.<br />

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