OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-1fc879-0): addr:72:2f:ab:a8:d0:33
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:7e:7b:fe:06:34:69
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
