OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-eca435-0): addr:16:1c:49:8f:70:a4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:5e:3c:38:29:c6:ab
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
