AT_CHECK([ovs-ofctl -O OpenFlow12 -vwarn dump-ports br0], [0], [stdout])
AT_CHECK([STRIP_XIDS stdout], [0], [dnl
OFPST_PORT reply (OF1.2): 1 ports
AT_CHECK([ovs-ofctl -O OpenFlow12 -vwarn dump-ports br0], [0], [stdout])
AT_CHECK([STRIP_XIDS stdout], [0], [dnl
OFPST_PORT reply (OF1.2): 1 ports