OFPST_PORT_DESC reply (xid=0x2):
 1(eth1): addr:fa:16:3e:21:a1:c6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan23): addr:5e:15:f3:40:82:f0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:be:4c:07:ed:5c:d5
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan22): addr:82:20:53:4d:47:49
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan44): addr:4a:bd:36:52:cb:1e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(vlan21): addr:ba:8c:a5:75:52:d9
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(patch-provnet-c): addr:7e:9c:bd:db:e4:04
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:21:a1:c6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
