OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-c439b2-0): addr:62:ab:ea:60:c3:85
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:a2:00:b9:40:74:6e
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
