forked from extern/shorewall_code
83 lines
2.5 KiB
XML
83 lines
2.5 KiB
XML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
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"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
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<article id="Shorewall_Doesnt">
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<!--$Id$-->
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<articleinfo>
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<title>Some Things that Shorewall Cannot Do</title>
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<author>
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<firstname>Tom</firstname>
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<surname>Eastep</surname>
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</author>
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<pubdate>2003-10-07</pubdate>
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<copyright>
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<year>2003</year>
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<holder>Thomas M Eastep</holder>
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</copyright>
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<legalnotice>
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<para>Permission is granted to copy, distribute and/or modify this
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document under the terms of the GNU Free Documentation License, Version
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1.2 or any later version published by the Free Software Foundation; with
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no Invariant Sections, with no Front-Cover, and with no Back-Cover
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Texts. A copy of the license is included in the section entitled
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<quote><ulink url="GnuCopyright.htm">GNU Free Documentation License</ulink></quote>.</para>
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</legalnotice>
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</articleinfo>
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<section>
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<title>Shorewall Cannot:</title>
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<itemizedlist>
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<listitem>
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<para>Be used to filter traffic through a Layer 2 Bridge</para>
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</listitem>
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<listitem>
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<para>Act as a <quote>Personal Firewall</quote> that allows internet
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access by application.</para>
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</listitem>
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<listitem>
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<para>Be used with an Operating System other than Linux (version
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>= 2.4.0)</para>
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</listitem>
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<listitem>
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<para>Do content filtering:</para>
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<itemizedlist>
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<listitem>
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<para>HTTP - better to use <ulink url="Shorewall_Squid_Usage.html">Squid</ulink>
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for that.</para>
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</listitem>
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<listitem>
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<para>Email -- Install something like <ulink
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url="http://www.postfix.org">Postfix</ulink> on your firewall and
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integrate it with <ulink url="http://www.spamassassin.org/">SpamAssassin</ulink>
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and <ulink url="http://www.ijs.si/software/amavisd/">Amavisd-new</ulink>.</para>
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</listitem>
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</itemizedlist>
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</listitem>
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</itemizedlist>
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</section>
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<section>
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<title>In Addition:</title>
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<itemizedlist>
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<listitem>
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<para>Shorewall does not contain any support for Netfilter <ulink
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url="http://www.netfilter.org/documentation/pomlist/pom-summary.html">Patch-O-Matic</ulink>
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features -- Shorewall only supports features from released kernels.</para>
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</listitem>
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</itemizedlist>
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</section>
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</article>
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