OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:8a:34:af:0e:b6:95
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan21): addr:e2:78:3d:5c:95:f9
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:7a:16:1a:e9:24:0b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(eth1): addr:fa:16:3e:fe:ab:e8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:fe:ab:e8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
