-| | VPP Interface Set IP Address | ${dut1} | ${dut1_if1}
-| | ... | ${dut1_if1_ip4} | 24
-| | VPP Add IP Neighbor | ${dut1} | ${dut1_if1} | ${tg_if1_ip4} | ${tg_if1_mac}
-| | Vpp Route Add | ${dut1} | ${laddr_ip4} | 8 | gateway=${tg_if1_ip4}
-| | ... | interface=${dut1_if1}
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${dut1_if1_ip4} | 24
+| | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${tg_if1_ip4} | ${TG_pf1_mac}[0]
+| | Vpp Route Add
+| | ... | ${dut1} | ${laddr_ip4} | 8 | gateway=${tg_if1_ip4}
+| | ... | interface=${DUT1_${int}1}[0]
+
+| Initialize IPSec in 2-node circular topology
+| | [Documentation]
+| | ... | Set UP state on VPP interfaces in path on node in 2-node circular
+| | ... | topology. Get the interface MAC address and setup ARP on VPP
+| | ... | interface towards TG. Setup IPv4 address with /24 prefix on one
+| | ... | DUT-TG link. Set routing for decrypted traffic on DUT
+| | ... | with prefix /8 and next hop of neighbour TG interface IPv4 address.
+| |
+| | Set interfaces in path up
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${dut1_if1_ip4} | 24
+| | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${tg_if1_ip4} | ${TG_pf1_mac}[0]
+| | Vpp Route Add
+| | ... | ${dut1} | ${laddr_ip4} | 8 | gateway=${tg_if1_ip4}
+| | ... | interface=${DUT1_${int}1}[0]
+
+| Enable IPSec Async Mode on all VPP DUTs
+| | [Documentation]
+| | ... | Set IPsec async mode on for all DUT nodes.
+| |
+| | FOR | ${dut} | IN | @{duts}
+| | | VPP Ipsec Set Async Mode | ${nodes['${dut}']}
+| | END