OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:6e:38:23:a0:bc:10
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(eth1): addr:fa:16:3e:08:58:39
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan21): addr:8a:b9:a2:84:04:f1
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan20): addr:b6:30:15:e0:e9:70
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan23): addr:ee:24:c8:81:3a:86
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-provnet-2): addr:06:fb:17:1a:5f:3e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ctlplane): addr:fa:16:3e:08:58:39
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
