OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-6a14c3-0): addr:6e:06:74:c6:30:03
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-b6cd3d-0): addr:5e:6b:e7:44:fb:6c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-e22de0-0): addr:b2:06:a5:6f:29:40
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:c6:77:da:ba:75:37
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
