OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-b142a5-0): addr:ea:ba:1e:c1:ab:c8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-33b2d0-0): addr:da:2e:db:9e:79:18
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-ca3c1f-0): addr:ae:b2:fe:cd:78:f0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-afa07b-0): addr:7e:3d:38:aa:34:fd
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-bd2a75-0): addr:96:88:f5:71:64:14
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(tap0ef8d29e-76): addr:fa:16:3e:57:d0:45
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:fa:1b:0d:f4:23:78
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
