OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f95330-0): addr:8e:08:3c:ba:7b:16
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-513095-0): addr:de:2d:dc:3f:2e:cd
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:52:29:fe:e0:fa:4c
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
