OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-393aab-0): addr:fe:73:b7:e1:7b:17
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:42:62:b9:7d:fa:5d
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
