+*** Keywords ***
+| Check NDR for ethip4-ip4base
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv4 routing config with ${wt} thread(s), ${wt}\
+| | ... | phy core(s), ${rxq} receive queue(s) per NIC port.
+| | ... | [Ver] Verify ref-NDR for ${framesize} frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Arguments] | ${framesize} | ${rate} | ${wt} | ${rxq}
+| | ...
+| | # Test Variables required for test teardown
+| | Set Test Variable | ${framesize}
+| | Set Test Variable | ${rate}
+| | ${get_framesize}= | Get Frame Size | ${framesize}
+| | ...
+| | Given Add '${wt}' worker threads and '${rxq}' rxqueues in 3-node single-link circular topology
+| | And Add PCI devices to DUTs in 3-node single link topology
+| | And Run Keyword If | ${get_framesize} < ${1522}
+| | ... | Add no multi seg to all DUTs
+| | And Apply startup configuration on all VPP DUTs
+| | And Initialize IPv4 forwarding in 3-node circular topology
+| | Then Traffic should pass with no loss | ${perf_trial_duration}
+| | ... | ${rate} | ${framesize} | ${traffic_profile}
+