1 args remaining, starting with 'sack.dump'
Ostermann's tcptrace -- version 3.2.1 -- Wed Dec  4, 1996

Running file 'sack.dump'
8226 packets seen, 8226 TCP packets traced
  1: indigo.cs.ohiou.edu:1037 - lawyers.cs.ohiou.edu:ftp (a2b)        24>   23<  (complete)
  2: lawyers.cs.ohiou.edu:ftp-data - indigo.cs.ohiou.edu:1038 (c2d) 6171> 2008<  (complete)