OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-08afd5-0): addr:2a:a3:18:a0:f7:fb
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ce:5a:f6:69:da:d8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
