pktlen = initialize_udp_header(test_params->pkt_udp_hdr, src_port,
dst_port_0, 16);
pktlen = initialize_ipv4_header(test_params->pkt_ipv4_hdr, src_addr,
pktlen = initialize_udp_header(test_params->pkt_udp_hdr, src_port,
dst_port_0, 16);
pktlen = initialize_ipv4_header(test_params->pkt_ipv4_hdr, src_addr,