pfck - pf check - organizes flow information by host
pfck is a perlscript that reads the state table of pf and reports back flows based on a supplied port number. pfck is very handy in ddos attacks to identify who's hitting a host or network on a particular port service, and who they are specifically hitting.
EasyBSD is a modular automation script designed to assist in the extensive post installation process that is required in FreeBSD. The following are modules that are included with EasyBSD, Checks, Update, Security, Networking, Firewall, and more...
IPFWstats is a suite of shell, perl and PHP scripts to count network traffic on
a per user basis on a server using the FreeBSD IPFW firewall. Statistics are imported into a MySQL database daily and can
then be viewed using a PHP script in a web browser