OFPST_PORT_DESC reply (xid=0x2):
 1(vlan20): addr:f2:4b:19:bd:1d:c3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan21): addr:c6:6e:a9:c9:1c:f6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan23): addr:b6:79:47:a9:69:27
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(eth1): addr:fa:16:3e:47:a4:be
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan22): addr:b2:13:9d:09:a4:ba
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-provnet-3): addr:0e:48:c9:65:2a:63
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ctlplane): addr:fa:16:3e:47:a4:be
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
