OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:42:58:ca:3e:d3:4d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan23): addr:5e:22:b3:92:fe:11
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan21): addr:2a:d0:6f:c7:4a:dc
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan20): addr:a6:fa:8a:c9:59:b4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(eth1): addr:fa:16:3e:05:6c:d4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:05:6c:d4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
