OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:8a:08:a4:6f:76:c7
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(eth1): addr:fa:16:3e:7a:02:df
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:1a:fb:8f:d8:3b:93
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan21): addr:86:76:26:a6:9b:1d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan23): addr:9e:65:1e:f8:ba:21
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:7a:02:df
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
