OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:3a:4a:29:b6:85:49
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(eth1): addr:fa:16:3e:ff:5d:a2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan23): addr:be:6c:45:ca:55:01
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan20): addr:f6:d2:72:41:2e:41
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan21): addr:66:1b:d6:a4:14:2d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:ff:5d:a2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
