OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-c18269-0): addr:36:d5:69:8c:50:a4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:06:16:b9:d6:38:6b
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
