OFPST_PORT_DESC reply (xid=0x2):
 1(eth1): addr:fa:16:3e:66:7f:12
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan23): addr:f2:b8:c4:8c:63:f5
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:f6:05:59:ed:ef:d0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan22): addr:e6:19:12:8e:ec:14
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan44): addr:b2:a4:35:c7:df:09
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(vlan21): addr:de:37:4d:7e:f5:70
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(patch-provnet-8): addr:62:2a:e2:d7:95:45
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:66:7f:12
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
