OFPST_PORT_DESC reply (xid=0x2):
 1(eth1): addr:fa:16:3e:c2:13:53
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan22): addr:f2:79:1d:e3:69:6f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:96:6c:f5:c3:12:41
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan44): addr:ca:34:7b:c1:69:8c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan23): addr:96:f6:36:63:62:cb
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(vlan21): addr:ca:c6:ab:83:cb:6c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(patch-provnet-8): addr:be:d8:7b:9a:6b:09
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:c2:13:53
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
