OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:2a:0c:86:1c:62:3c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan21): addr:46:b0:7b:44:72:4b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:26:4d:34:5b:3b:67
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(eth1): addr:fa:16:3e:71:99:e2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan23): addr:76:79:30:8e:e4:0c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-provnet-3): addr:5a:5a:60:0d:ed:70
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ctlplane): addr:fa:16:3e:71:99:e2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
