OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:22:92:f1:cb:45:87
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan23): addr:ca:ba:22:77:e4:fc
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:32:63:9f:7c:d2:9f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan21): addr:c2:c6:49:db:df:6d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(eth1): addr:fa:16:3e:24:81:ac
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:24:81:ac
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
