shorewall_code/Shorewall-docs/shorewall_features.htm
2003-01-31 21:50:51 +00:00

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<title>Shorewall Features</title>
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<h1 align="center"><font color="#ffffff">Shorewall Features</font></h1>
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<ul>
<li>Uses Netfilter's connection tracking facilities for stateful packet
filtering.</li>
<li>Can be used in a <b> wide range of router/firewall/gateway applications</b>.
<ul>
<li>Completely customizable using configuration files.</li>
<li>No limit on the number of network interfaces.</li>
<li>Allows you to partitions the network into <i><a
href="Documentation.htm#Zones">zones</a></i> and gives you complete
control over the connections permitted between each pair of zones.</li>
<li>Multiple interfaces per zone and multiple zones per interface
permitted.</li>
<li>Supports nested and overlapping zones.</li>
</ul>
</li>
<li> <a href="shorewall_quickstart_guide.htm">QuickStart Guides</a>
to help get your first firewall up and running quickly</li>
<li>Extensive <b> <a
href="shorewall_quickstart_guide.htm#Documentation" target="_top">documentation</a>
</b> included in the .tgz and .rpm downloads.</li>
<li><b>Flexible address management/routing support</b> (and you can
use all types in the same firewall):
<ul>
<li><a href="Documentation.htm#Masq">Masquerading/SNAT</a></li>
<li><a href="Documentation.htm#PortForward">Port Forwarding (DNAT)</a>.</li>
<li><a href="Documentation.htm#NAT"> Static NAT</a>.</li>
<li><a href="Documentation.htm#ProxyArp"> Proxy ARP</a>.</li>
<li>Simple host/subnet Routing</li>
</ul>
</li>
<li><a href="blacklisting_support.htm"><b>Blacklisting</b></a> of individual
IP addresses and subnetworks is supported.</li>
<li><b><a href="starting_and_stopping_shorewall.htm">Operational support</a></b>:
<ul>
<li>Commands to start, stop and clear the firewall</li>
<li>Supports status monitoring with an audible alarm
when an "interesting" packet is detected.</li>
<li>Wide variety of informational commands.</li>
</ul>
</li>
<li><b>VPN Support</b>
<ul>
<li><a href="Documentation.htm#Tunnels">IPSEC, GRE,<2C> IPIP and
OpenVPN Tunnels</a>.</li>
<li><a href="PPTP.htm">PPTP </a> clients and Servers.</li>
</ul>
</li>
<li>Support for <a href="traffic_shaping.htm"><b>Traffic Control/Shaping</b></a>
integration.</li>
<li>Wide support for different <b>GNU/Linux Distributions</b>.
<ul>
<li><a href="Install.htm#Install_RPM"><b>RPM</b></a> and <a
href="http://security.dsi.unimi.it/%7Elorenzo/debian.html"><b>Debian</b></a>
packages available.</li>
<li>Includes <a href="Install.htm"><b>automated install, upgrade,
fallback and uninstall facilities</b></a> for users who can't use
or choose not to use the RPM or Debian packages.</li>
<li>Included as a standard part of<b> <a
href="http://leaf.sourceforge.net/devel/jnilo"> LEAF/Bering</a> </b>(router/firewall
on a floppy, CD or compact flash).</li>
</ul>
</li>
<li><a href="MAC_Validation.html">Media Access Control (<b>MAC</b>) Address
<b>Verification</b><br>
</a><br>
</li>
</ul>
<p><font size="2">Last updated 1/31/2003 - <a href="support.htm">Tom Eastep</a></font></p>
<p align="left"><font face="Trebuchet MS"><a href="copyright.htm"> <font
size="2">Copyright</font> <20> <font size="2">2001-2003 Thomas M. Eastep.</font></a></font><br>
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