OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-40834e-0): addr:22:94:e5:2e:10:98
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:5a:a8:e3:d5:ac:fd
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
