OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f8e70e-0): addr:0e:86:f0:4d:14:3a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-194e4e-0): addr:be:26:b5:f1:ce:6d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-b27929-0): addr:ca:3e:ed:ac:33:71
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:36:99:5c:4a:ca:a4
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
