OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-53fba3-0): addr:72:37:30:18:ff:3b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:6e:81:5d:07:16:40
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
