rws-0.1.1.2: samples/ipv4_ipv4_666.pkt

(eth src=00:11:22:33:44:55
 (ipv4 src=9.9.9.1 dst=9.9.9.2  prot=4
  (ipv4 src=19.19.19.1 dst=19.19.19.2 (udp (payload pattern=0 length=638)))))
(eth dst=00:11:22:33:44:55
 (ipv4 src=9.9.9.2 dst=9.9.9.1  prot=4
  (ipv4 src=19.19.19.2 dst=19.19.19.1 (udp (payload pattern=0 length=638)))))