OFPST_PORT_DESC reply (xid=0x2):
 1(eth1): addr:fa:16:3e:70:5f:4f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:ca:cb:67:0e:07:50
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan44): addr:9a:3e:62:94:92:c6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan23): addr:fa:6c:78:94:2d:09
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(vlan22): addr:da:21:d9:46:0a:0e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(patch-provnet-b): addr:ee:8b:97:e4:39:22
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 8(vlan21): addr:56:14:ad:37:83:31
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:70:5f:4f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
