OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-2fa832-0): addr:ee:a6:f7:21:1b:83
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-fa6f2e-0): addr:4e:27:dc:c5:54:3d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-e15f55-0): addr:46:b0:26:a2:71:00
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:b6:a8:60:90:ad:6b
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
