+| Vpp forwards ICMPv4 packets via L2 xconnect in circular topology
+| | [Documentation] | Setup single link path with X-connect
+| | ... | and send ICMPv4 packet.
+| | 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 L2 setup xconnect on DUT
+| | ... | ${dut1_node} | ${dut1_to_tg} | ${dut1_to_dut2}
+| | And L2 setup xconnect on DUT
+| | ... | ${dut2_node} | ${dut2_to_dut1} | ${dut2_to_tg}
+| | When All Vpp Interfaces Ready Wait | ${nodes}
+| | Then Send and receive ICMPv4 bidirectionally
+| | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2}
+
+| Vpp forwards ICMPv6 packets via L2 xconnect in circular topology
+| | [Documentation] | Setup single link path with X-connect
+| | ... | and send ICMPv6 packet.
+| | 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 L2 setup xconnect on DUT
+| | ... | ${dut1_node} | ${dut1_to_tg} | ${dut1_to_dut2}
+| | And L2 setup xconnect on DUT
+| | ... | ${dut2_node} | ${dut2_to_dut1} | ${dut2_to_tg}
+| | When All Vpp Interfaces Ready Wait | ${nodes}
+| | Then Send and receive ICMPv6 bidirectionally
+| | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2}
+
+| VPP forwards ICMPv4 packets through VM via L2 x-connect
+| | [Documentation] | Setup double link path with X-connect via Vhost user
+| | ... | and send ICMPv4 packet.
+| | [Tags] | 3_NODE_DOUBLE_LINK_TOPO | VPP_VM_ENV
+| | Given Path for 2-node testing is set
+| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']}
+| | And Interfaces in 2-node path are up
+| | When VPP Vhost interfaces for L2BD forwarding are setup | ${dut_node}
+| | ... | ${sock1}
+| | ... | ${sock2}
+| | And L2 Setup Xconnect on DUT | ${dut_node} | ${dut_to_tg_if1} | ${vhost_if1}
+| | And L2 Setup Xconnect on DUT | ${dut_node} | ${dut_to_tg_if2} | ${vhost_if2}
+| | And VM for Vhost L2BD forwarding is setup | ${dut_node} | ${sock1}
+| | ... | ${sock2}
+| | Then Send and receive ICMPv4 bidirectionally | ${tg_node} | ${tg_to_dut_if1}
+| | ... | ${tg_to_dut_if2}
+| | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes}
+| | ... | AND | Stop and Clear QEMU | ${dut_node} | ${vm_node}