.\" $FreeBSD: head/contrib/ipfilter/man/ipfilter.5 92691 2002-03-19 11:48:16Z darrenr $ .TH IPFILTER 1 .SH NAME IP Filter .SH DESCRIPTION .PP IP Filter is a package providing packet filtering capabilities for a variety of operating systems. On a properly setup system, it can be used to build a firewall. .SH SEE ALSO ipf(8), ipf(1), ipf(5), ipnat(8), ipnat(5), mkfilters(1)