OFPST_PORT_DESC reply (xid=0x2):
 1(vlan23): addr:f2:e3:a0:5a:63:12
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan22): addr:f6:8a:0c:d7:02:85
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(eth1): addr:fa:16:3e:ab:2d:10
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan20): addr:16:87:93:f4:28:e0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan21): addr:96:b6:84:03:13:9c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:ab:2d:10
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
