| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']}
| | And Configure IPv4 forwarding in circular topology | ${tg_to_dut_if1_ip4}
| | ... | ${tg_to_dut_if2_ip4} | ${dut_to_tg_if1_ip4} | ${dut_to_tg_if2_ip4}
| | ... | remote_host1_ip4=${remote_host1_ip4}
| | ... | remote_host2_ip4=${remote_host2_ip4}
| | ... | remote_host_ip4_prefix=${remote_host_ip4_prefix}
| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']}
| | And Configure IPv4 forwarding in circular topology | ${tg_to_dut_if1_ip4}
| | ... | ${tg_to_dut_if2_ip4} | ${dut_to_tg_if1_ip4} | ${dut_to_tg_if2_ip4}
| | ... | remote_host1_ip4=${remote_host1_ip4}
| | ... | remote_host2_ip4=${remote_host2_ip4}
| | ... | remote_host_ip4_prefix=${remote_host_ip4_prefix}