93 | | 1. To see messages go between your switch and your controller, open a new ssh window to your controller node and run tcpdump on the `eth1` interface and on the tcp port that your controller is listening on usually 6633. (You can also run `tcpdump` on the `OVS` control interface if you desire.) |
94 | | {{{ |
95 | | sudo tcpdump -i eth0 tcp port 6633 |
| 93 | 1. To see messages go between your switch and your controller, open a new ssh window to your controller node and run tcpdump on the `eth1` interface and on the tcp port that your FloodLight controller is listening on by default 6653. (You can also run `tcpdump` on the `OVS` control interface if you desire.) |
| 94 | {{{ |
| 95 | sudo tcpdump -i eth0 tcp port 6653 |