OFPST_PORT_DESC reply (xid=0x2):
 1(eth1): addr:fa:16:3e:91:26:00
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan23): addr:02:1e:fe:4c:49:18
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:06:84:f1:c0:8a:57
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan21): addr:b2:c3:f2:ae:d8:f4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan44): addr:2a:c5:67:09:d3:66
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(vlan22): addr:8e:7f:4d:f3:b5:9a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(patch-provnet-d): addr:86:07:f2:12:25:7e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:91:26:00
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
