| | ... | ${nodes} | ${dut1_if2_ip4} | ${dut2_if1_ip4} | ${DUT1_${int}2}[0]
| | ... | ${DUT2_${int}1}[0] | ${n_tunnels} | ${encr_alg} | ${auth_alg}
| | ... | ${laddr_ip4} | ${raddr_ip4} | ${addr_range} | udp_encap=${True}
| | ... | ${nodes} | ${dut1_if2_ip4} | ${dut2_if1_ip4} | ${DUT1_${int}2}[0]
| | ... | ${DUT2_${int}1}[0] | ${n_tunnels} | ${encr_alg} | ${auth_alg}
| | ... | ${laddr_ip4} | ${raddr_ip4} | ${addr_range} | udp_encap=${True}