OFPST_PORT_DESC reply (xid=0x2):
 1(eth1): addr:fa:16:3e:91:90:de
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan20): addr:c6:a4:d5:0e:8a:3f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan21): addr:42:fb:49:f5:c1:b8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan22): addr:62:8e:43:54:4a:53
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan23): addr:ae:6e:3f:89:de:09
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-provnet-f): addr:c6:72:29:b6:7c:61
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ctlplane): addr:fa:16:3e:91:90:de
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
