Net::Analysis::Listener::PortCounter - broad overview of traffic
You can invoke this example on a TCP capture file from the command line, as follows:
$ perl -MNet::Analysis -e main PortCounter t/t1_google.tcp
Adam B. Worrall, <email@example.com>
Copyright (C) 2006 by Adam B. Worrall
This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself, either Perl version 5.8.5 or, at your option, any later version of Perl 5 you may have available.