OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-a6969e-0): addr:4e:e1:b2:6d:80:69
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:aa:f4:c7:0f:21:0c
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
