OFPST_PORT_DESC reply (xid=0x2):
 1(eth1): addr:fa:16:3e:ab:61:ab
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan22): addr:1e:f7:24:a8:5d:c8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan21): addr:76:29:f5:79:23:33
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan20): addr:0e:28:12:f5:1f:7e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:ab:61:ab
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
