OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-66e201-0): addr:6a:43:1f:41:f1:ed
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-25fe52-0): addr:66:8a:b2:20:da:41
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-d4d601-0): addr:c2:5a:44:cb:6d:43
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-5a455a-0): addr:7e:46:09:c0:bd:b1
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-00a6d8-0): addr:a2:7d:65:7c:2b:fd
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(ovn-29da4a-0): addr:16:15:ed:64:72:10
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(ovn-eaa9b2-0): addr:22:a2:17:58:29:75
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:e2:29:eb:e4:08:28
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
