OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-b3ed04-0): addr:ca:ef:2a:27:e2:e6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-b62a0d-0): addr:b2:d9:9b:3a:e4:95
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:32:45:42:3a:61:94
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
