Exercises pyretic firewall: Difference between revisions

Exercises pyretic firewall (view source)

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 * 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
-* $ sudo mn --controller remote --topo=single,3 --mac --arp
+  $ sudo mn --controller remote --topo=single,3 --mac --arp
 * (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
-*** > 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
-*** h1$ ping -c1 10.0.0.5
+  h1$ ping -c1 10.0.0.5
 ** Look into the hub code: pyretic/pyretic/examples/pyretic_hub