if (ipv4_hdr->next_proto_id == IPPROTO_TCP)
packet_type |= RTE_PTYPE_L4_TCP;
else if (ipv4_hdr->next_proto_id == IPPROTO_UDP)
packet_type |= RTE_PTYPE_L4_UDP;
if (ipv4_hdr->next_proto_id == IPPROTO_TCP)
packet_type |= RTE_PTYPE_L4_TCP;
else if (ipv4_hdr->next_proto_id == IPPROTO_UDP)
packet_type |= RTE_PTYPE_L4_UDP;