OFPST_PORT_DESC reply (xid=0x2):
 1(vlan22): addr:76:3d:5b:bd:fa:c9
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(eth1): addr:fa:16:3e:4c:4f:7b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(vlan21): addr:82:01:c3:81:62:7f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(vlan20): addr:0e:54:c3:ab:56:35
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(vlan23): addr:22:fb:c6:c3:2c:d3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-ex): addr:fa:16:3e:4c:4f:7b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
