OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:fe:f5:75:c2:f0:d6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(eth1): addr:fa:16:3e:ab:40:d8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan23): addr:ea:ee:7e:e4:27:7e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan20): addr:76:fa:99:3f:06:46
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan21): addr:7a:75:b9:ec:66:24
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:ab:40:d8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
