$ net dump -read UDP.ncap.gz
1331904607.100000,53,42665,120,41265,4.863994469989251,112
1331904607.100000,42665,53,53,1764,4.0625550894074385,45
1331904607.290000,51190,53,39,22601,3.1861758166070766,31
1331904607.290000,56434,53,39,37381,3.290856864924384,31
1331904607.330000,137,137,58,64220,3.0267194361875682,50