AT_CHECK([ovs-ofctl dump-flows br0 | STRIP_XIDS | STRIP_DURATION | sort], [0], [dnl
cookie=0x0, duration=?s, table_id=0, n_packets=0, n_bytes=0, in_port=0 actions=output:1
cookie=0x0, duration=?s, table_id=0, n_packets=0, n_bytes=0, in_port=1 actions=output:0
AT_CHECK([ovs-ofctl dump-flows br0 | STRIP_XIDS | STRIP_DURATION | sort], [0], [dnl
cookie=0x0, duration=?s, table_id=0, n_packets=0, n_bytes=0, in_port=0 actions=output:1
cookie=0x0, duration=?s, table_id=0, n_packets=0, n_bytes=0, in_port=1 actions=output:0