OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-a2f36e-0): addr:b6:34:c3:10:7f:5c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:3a:b4:62:8e:48:91
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
