OFPST_PORT_DESC reply (xid=0x2):
 1(eth1): addr:fa:16:3e:4a:fd:db
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan21): addr:a2:91:dd:ab:c0:c6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:c2:f3:e8:b1:37:a8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan22): addr:e2:b0:48:d9:2f:c3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan23): addr:76:ca:9d:fa:f8:d3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(vlan44): addr:26:57:4b:06:bc:eb
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(patch-provnet-6): addr:7e:0f:94:28:a3:e3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:4a:fd:db
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
