Madison, You might want to try Arno's iptables firewall. It has a lot of features and can be tweaked to fit your needs. Arno's iptables firewall - Single- & multi-homed firewall script with DSL/ADSL s(C) Copyright 2001-2003 by Arno van Amersfoort Homepage : http://rocky.molphys.leidenuniv.nl/ Freshmeat homepage : http://freshmeat.net/projects/iptables-firewall/?topic_id=151 ---( Nick Pasich )--- > Date: Thu, 29 Jan 2004 12:02:03 -0500 > From: Madison Kelly <linux@xxxxxxxxxxx> > To: netfilter@xxxxxxxxxxxxxxxxxxx > Subject: Looking for an editable script > > Hi all, > > I am trying to build a script to serve my office network. To date I > have used Monmotha's Firewall script but I need more than it provides. I > have been trying to hack his excellent script to fit my needs but a > programmer I am not! :) > > I need something I can work into doing the following; > > - Allow limited TCP/UDP ports into the firewall/router (easy enough) > - Allow limited TCP/UDP ports into LAN clients (common list for all LAN > clients) > - NAT clients that will be public and for each client allow a specific > list of inbound TCP/UDP ports and where the clients will, internally, > have their own subnet seperate from the LAN clients. > > I am not asking anyone to do my work, but a head start would be > greatly appreciated! In the meantime, back to trying to bang Monmotha's > script to suite (please save me!) ;) > > Madison