OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-d93fce-0): addr:ee:5d:86:6d:b2:30
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:9e:03:ad:f2:f0:94
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
