OFPST_PORT_DESC reply (xid=0x2):
 1(eth1): addr:fa:16:3e:59:66:48
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan22): addr:6e:70:2f:e7:70:da
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan23): addr:7e:3b:44:b1:db:e4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan44): addr:3e:3e:ee:45:71:c4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(vlan20): addr:9a:83:fd:f4:47:6a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(patch-provnet-6): addr:02:a0:00:53:e3:93
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 8(vlan21): addr:0e:46:1d:88:e5:c5
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:59:66:48
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
