OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-ac9981-0): addr:e6:80:63:15:79:39
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:3a:87:b1:7a:31:a0
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
