OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-eb2585-0): addr:f6:ee:f4:3f:a2:a3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-eb60ff-0): addr:22:1b:58:89:bc:d9
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:66:64:8e:34:a6:f4
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
