OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-d9580a-0): addr:56:25:98:f3:6d:07
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:fe:46:86:ba:f1:25
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
