OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-9723d3-0): addr:2e:79:33:61:c7:3a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:42:c0:23:f2:96:4f
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
