OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-0e1eca-0): addr:52:bc:28:47:63:54
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:b6:f8:a1:49:2e:1e
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
