| | And Initialize L2 xconnect with Vhost-User | nf_nodes=${nf_nodes}
| | And Configure chains of NFs connected via vhost-user
| | ... | nf_chains=${nf_chains} | nf_nodes=${nf_nodes} | vnf=vpp_chain_l2xc
| | And Initialize L2 xconnect with Vhost-User | nf_nodes=${nf_nodes}
| | And Configure chains of NFs connected via vhost-user
| | ... | nf_chains=${nf_chains} | nf_nodes=${nf_nodes} | vnf=vpp_chain_l2xc