Exercises pyretic firewall: Difference between revisions

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(Created page with "= Exercise: Pyretic Firewall = * Aim: Pyretic based firewall * Topology [https://dl.dropboxusercontent.com/u/1652374/SDN_course_WS2015-2016/Exercises/ex3/1.firewall-fig.pdf] * Pu...")
 
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* Topology [https://dl.dropboxusercontent.com/u/1652374/SDN_course_WS2015-2016/Exercises/ex3/1.firewall-fig.pdf]
* Topology [https://dl.dropboxusercontent.com/u/1652374/SDN_course_WS2015-2016/Exercises/ex3/1.firewall-fig.pdf]
* Put the following files([https://dl.dropboxusercontent.com/u/1652374/SDN_course_WS2015-2016/Exercises/ex4/pyretic_firewall_students.zip]) in folder: pyretic/pyretic/examples  
* Put the following files([https://dl.dropboxusercontent.com/u/1652374/SDN_course_WS2015-2016/Exercises/ex4/pyretic_firewall_students.zip]) in folder: pyretic/pyretic/examples  
* $ sudo mn --controller remote --topo=single,3 --mac --arp
  $ sudo mn --controller remote --topo=single,3 --mac --arp


* (20P) Run the pyretic hub example  
* (20P) Run the pyretic hub example  
*** $ pyretic.py –v high pyretic.examples.pyretic_hub
  $ cd pyretic
  $ pyretic.py –v high pyretic.examples.pyretic_hub
** Verify that the hosts can ping each other
** Verify that the hosts can ping each other
*** > xterm h1 h2 h3
  $ h1 ping h2
*** h2$ tcpdump -xx -n -i h2-eth0
  $ h1 ping h3
*** h3$ tcpdump -xx -n -i h3-eth0
** then
*** h1$ ping -c1 10.0.0.2
  $ mininet> xterm h1 h2 h3
  h2$ tcpdump -xx -n -i h2-eth0
  h3$ tcpdump -xx -n -i h3-eth0
  h1$ ping -c1 10.0.0.2
** Observe what happens when you do  
** Observe what happens when you do  
*** h1$ ping -c1 10.0.0.5
  h1$ ping -c1 10.0.0.5
** Look into the hub code: pyretic/pyretic/examples/pyretic_hub
** Look into the hub code: pyretic/pyretic/examples/pyretic_hub


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