OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-e6126e-0): addr:9a:ee:29:73:07:b5
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-05bac7-0): addr:86:ba:b0:9e:b6:f0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:56:25:0e:e5:46:05
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
