-| | ...
-| | ... | \| Traffic should pass with maximum rate \| ${1} \| ${10.0} \
-| | ... | \| ${False} \| ${False} \| ${0} \| ${1} \|
-| | ...
-| | [Arguments] | ${trial_duration}=${perf_trial_duration}
-| | ... | ${fail_no_traffic}=${True} | ${subsamples}=${perf_trial_multiplicity}
-| | ... | ${unidirection}=${False} | ${tx_port}=${0} | ${rx_port}=${1}
-| | ...
+| |
+| | ... | \| Traffic should pass with maximum rate \| \${1} \| \${10.0} \
+| | ... | \| \${False} \| \${2} \| \${0} \| \${1} \|
+| |
+| | [Arguments] | ${trial_duration}=${PERF_TRIAL_DURATION}
+| | ... | ${fail_no_traffic}=${True} | ${subsamples}=${PERF_TRIAL_MULTIPLICITY}
+| | ... | ${traffic_directions}=${2} | ${tx_port}=${0} | ${rx_port}=${1}
+| |