-| VPP can pass IPv4 bidirectionally through VXLAN tunnel using l2-xconnect
-| | L2 setup xconnect on DUT | ${nodes['DUT1']} | ${dut1s_to_tg} | ${vxlan_dut1}
-| | L2 setup xconnect on DUT | ${nodes['DUT2']} | ${dut2s_to_tg} | ${vxlan_dut2}
-| | Send and receive ICMPv4 | ${nodes['TG']} | ${tgs_to_dut1} | ${tgs_to_dut2}
-| | Send and receive ICMPv4 | ${nodes['TG']} | ${tgs_to_dut2} | ${tgs_to_dut1}
+| TC01: DUT1 and DUT2 with L2XC and VXLANoIPv4 tunnels switch ICMPv4 between TG links
+| | [Documentation]
+| | ... | [Top] TG-DUT1-DUT2-TG. [Enc] Eth-IPv4-VXLAN-Eth-IPv4-ICMPv4 on \
+| | ... | [Ref] RFC7348.DUT1-DUT2, Eth-IPv4-ICMPv4 on TG-DUTn. [Cfg] On
+| | ... | DUT1 and DUT2 configure L2 cross-connect (L2XC), each with one
+| | ... | interface to TG and one VXLAN tunnel interface towards the other
+| | ... | DUT. [Ver] Make TG send ICMPv4 Echo Req between two of its
+| | ... | interfaces; verify all packets are received. [Ref] RFC7348.
+| | Given Path for 3-node testing is set
+| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']}
+| | And Interfaces in 3-node path are up
+| | And IP addresses are set on interfaces | ${dut1_node} | ${dut1_to_dut2} | ${NONE}
+| | ... | ${dut2_node} | ${dut2_to_dut1} | ${NONE}
+| | ${dut1s_vxlan}= | When Create VXLAN interface | ${dut1_node} | ${VNI}
+| | | ... | ${dut1s_ip_address} | ${dut2s_ip_address}
+| | And Interfaces are added to xconnect | ${dut1_node}
+| | ... | ${dut1_to_tg} | ${dut1s_vxlan}
+| | ${dut2s_vxlan}= | And Create VXLAN interface | ${dut2_node} | ${VNI}
+| | | ... | ${dut2s_ip_address} | ${dut1s_ip_address}
+| | And Interfaces are added to xconnect | ${dut2_node}
+| | ... | ${dut2_to_tg} | ${dut2s_vxlan}
+| | Then Send and receive ICMPv4 bidirectionally
+| | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2}