OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:86:50:7a:c1:2d:80
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan21): addr:ba:53:89:e5:da:31
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan23): addr:5e:de:9d:e2:f9:14
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan20): addr:ba:d0:8c:8d:18:9b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(eth1): addr:fa:16:3e:19:6d:fc
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:19:6d:fc
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
