OpenFlow NAT using Trema Example

Description

In this tutorial, we will show how do ​Network address translation (NAT) using OpenFlow on GENI.

Topology

Prerequisites:

• A GENI account, if you don't have one sign up!
• Familiarity with how to reserve GENI resources with any of the GENI Tools (GENI Experimenter Portal, Omni, Flack). If you don't know you can take any of the tutorials:
  • Reserving resources using Flack tutorial
  • Reserving resources using Omni tutorial
• Familiarity with logging in to GENI compute resources.
• Basic understanding of the ​OpenFlow controller model and API is required.
• The OpenFlow specification, ​version 1.1.0 is a valuable reference for OpenFlow and the controller model.
• Familiarity with Unix Command line
• (Optional) Familiarity with ruby or C programming language. We are going to use the ​Trema controller, and this is just an example of many controllers.

Tools:

• ​Open vSwitch. OVS is already be installed on your host. Installation was completed as described ​here.
• ​Trema controller. Trema controller is installed in your host as part of the sliver creation.

Where to get help:

• If you need help with GENI, email ​help@geni.net
• If you have questions about OpenFlow, OVS, Trema you can subscribe to ​openflow-discuss or any of the other mailing lists listed.

Resources:

• ​Learn more about OpenFlow
• ​Trema controller
• ​Learn more about OVS

Tutorial Instructions

	Part I: Design/Setup Lists of steps for setting up the example
	Part II: Execute Lists of steps for executing the example
	Part III: Finish Lists of steps for tearing down the example