OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-79c2d8-0): addr:42:eb:ac:40:c3:11
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ea:a9:b2:0f:2c:71
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
