OFPST_PORT_DESC reply (xid=0x2):
 2(o-hm0): addr:fa:16:3e:84:d0:10
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(tap9ba19f7b-66): addr:fa:16:3e:b9:7b:bf
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(tapd31b8478-01): addr:fa:16:3e:38:01:f1
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:d6:b8:09:fd:3f:a6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 8(tapcdc85776-d0): addr:0e:f2:e9:78:69:be
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 9(tapc2204311-81): addr:fe:16:3e:23:51:02
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 10(ovn-c8149e-0): addr:ca:6d:a7:f4:86:69
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 11(tap4bd1bbd3-6f): addr:fa:16:3e:3e:5d:66
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 12(tap5d1a65b9-a4): addr:fa:16:3e:7d:a5:ff
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 13(tape9ecb6ab-29): addr:fe:16:3e:3b:96:5c
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:da:31:b5:39:de:9d
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
