OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f92db7-0): addr:6e:cf:2a:6f:8c:b5
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-014296-0): addr:ce:f9:44:aa:70:4d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:92:45:09:82:6d:09
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
