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= TCP Experiment =

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<h3 align="left"> <u>Overview: </u> </h3>
In this experiment you will learn how to set up a firewall using OpenFlow. We will use the following network topology for this experiment:
<br>
<img border="0" src="http://groups.geni.net/geni/attachment/wiki/GENIEducation/SampleAssignments/OpenFlowFirewallAssignment/OpenFlowAssignment1.png?format=raw" alt="Openflow firewall topology"  align="center" width="350" title="Openflow firewalltopology" /> 
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 <td> <pre>   </pre> </td>
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<h3 align="left"> <u>Prerequisites: </u></h3>
This tutorial expects that you have completed <b>lab 0</b> and know how to create a new sliver with an existing rspec. If you have not completed <b>lab 0</b> please do so now. </td>
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<h3 align="left"> <u>Tools: </u></h3>
All tools will already be installed at your nodes. This experiment uses OpenFlow and Open vSwitch.</td>
 <td> <pre>   </pre> </td>
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    <h3 align="left"> <u>Where to get help: </u></h3>
      For any questions or problem with the tutorial ask your TA or Professor for help. If a GENI tool is not working correctly please email <a href="mailto:help@geni.net?Subject=Help%20with%20ECE375%20tutorial"> help@geni.net </a>
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[[Image(design.png, left)]]
= Set up =

Download the RSPEC from http://www.gpolab.bbn.com/experiment-support/OpenFlowExampleExperiment/openflow-firewall-pc.rspec

Using Omni, Portal, or Flack, create a new sliver using this rspec on either ProtoGENI or InstaGENI. For ProtoGENI, use the Utah aggregate manager. On omni, this will need the command
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-a pg-utah
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= Execute the Experiment =

'''helpful tips'''