| | Set Test Variable | ${min_rate} | ${10000}
| | ${encr_alg} = | Crypto Alg AES GCM 128
| | ${auth_alg} = | Integ Alg AES GCM 128
+| | ${ipsec_proto} = | IPsec Proto ESP
| | ...
| | Given Add worker threads and rxqueues to all DUTs | ${phy_cores} | ${rxq}
| | And Add PCI devices to all DUTs
| | And Add DPDK dev default TXD to all DUTs | 2048
| | And Apply startup configuration on all VPP DUTs
| | When Generate keys for IPSec | ${encr_alg} | ${auth_alg}
+| | And VPP IPsec Select Backend | ${dut1} | ${ipsec_proto} | index=${1}
+| | And VPP IPsec Select Backend | ${dut2} | ${ipsec_proto} | index=${1}
+| | And VPP IPsec Backend Dump | ${dut1}
+| | And VPP IPsec Backend Dump | ${dut2}
| | And Initialize IPSec in 3-node circular topology
| | And Vpp Route Add | ${dut1} | ${raddr_ip4} | 8 | gateway=${dut2_if1_ip4}
| | ... | interface=${dut1_if2}