.\" $FreeBSD: src/contrib/ipfilter/man/ipfilter.5,v 1.3.2.1 2002/04/27 17:31:00 darrenr Exp $ .\" $DragonFly: src/contrib/ipfilter/man/ipfilter.5,v 1.2 2003/06/17 04:24:02 dillon Exp $ .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)