OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-0a83b6-0): addr:4a:78:25:90:1e:9c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-2df8cc-0): addr:92:a4:73:54:c1:08
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-e6b84e-0): addr:92:ef:7b:44:b7:f9
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-2275c3-0): addr:62:72:22:f6:96:c4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-1e4d60-0): addr:a6:b4:ef:3a:98:21
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:ae:88:53:cb:6f:e4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:a6:7e:77:33:74:ae
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
