OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-562b86-0): addr:1e:6d:3c:fc:b3:6f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-95ed35-0): addr:ae:f3:e0:6d:a6:06
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 23(tap0b77fba2-e4): addr:fe:16:3e:2a:51:e9
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 24(tapae444129-50): addr:06:d4:7e:67:88:36
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:86:df:94:0a:d7:d1
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
