OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-986697-0): addr:56:37:fe:3f:5c:f0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-c7af36-0): addr:26:7d:da:c8:b9:2d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:9a:78:68:29:05:1f
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
