OFPST_PORT_DESC reply (xid=0x2):
 1(vlan21): addr:2a:01:ec:69:12:ae
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan22): addr:0e:71:6f:50:3b:84
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan23): addr:12:32:cf:52:0d:2c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan20): addr:56:26:69:ac:36:04
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(eth1): addr:fa:16:3e:60:9e:cc
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-provnet-7): addr:1e:d1:99:b8:40:38
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ctlplane): addr:fa:16:3e:60:9e:cc
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
