OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:56:7e:94:b3:3d:b2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(vlan21): addr:c6:7b:f6:aa:ad:dc
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan20): addr:16:ec:7c:e2:99:69
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(eth1): addr:fa:16:3e:5f:2e:58
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(patch-provnet-1): addr:32:e4:59:22:dc:e0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:5f:2e:58
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
