OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-0841e5-0): addr:ce:52:e9:31:94:3d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:62:67:1d:f4:5a:68
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
