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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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2002-11-09 19:06:34 +01:00
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content="text/html; charset=windows-1252">
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<title>Shorewall Installation</title>
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2003-01-31 22:50:51 +01:00
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2002-11-09 19:06:34 +01:00
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<meta name="GENERATOR" content="Microsoft FrontPage 5.0">
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<meta name="ProgId" content="FrontPage.Editor.Document">
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</head>
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2002-11-09 19:06:34 +01:00
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<body>
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2002-11-09 19:06:34 +01:00
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<table border="0" cellpadding="0" cellspacing="0"
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style="border-collapse: collapse;" bordercolor="#111111" width="100%"
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id="AutoNumber1" bgcolor="#400169" height="90">
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<tbody>
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<tr>
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<td width="100%">
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<h1 align="center"><font color="#ffffff">Shorewall Installation and
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Upgrade</font></h1>
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</td>
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</tr>
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</tbody>
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</table>
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2002-11-09 19:06:34 +01:00
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<p align="center"><b>Before upgrading, be sure to review the <a
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href="upgrade_issues.htm">Upgrade Issues</a></b></p>
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<p><font size="4"><b><a href="#Install_RPM">Install using RPM</a><br>
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<a href="#Install_Tarball">Install using tarball<br>
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</a><a href="#LRP">Install the .lrp</a><br>
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<a href="#Upgrade_RPM">Upgrade using RPM</a><br>
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<a href="#Upgrade_Tarball">Upgrade using tarball<br>
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</a><a href="#LRP_Upgrade">Upgrade the .lrp</a><br>
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<a href="#Config_Files">Configuring Shorewall</a><br>
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<a href="fallback.htm">Uninstall/Fallback</a></b></font></p>
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2002-08-13 22:45:21 +02:00
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<p><a name="Install_RPM"></a>To install Shorewall using the RPM:</p>
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<p><b>If you have RedHat 7.2 and are running iptables version 1.2.3 (at a
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shell prompt, type "/sbin/iptables --version"), you must upgrade to version
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1.2.4 either from the <a
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href="http://www.redhat.com/support/errata/RHSA-2001-144.html">RedHat update
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site</a> or from the <a href="errata.htm">Shorewall Errata page</a> before
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attempting to start Shorewall.</b></p>
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<ul>
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<li>Install the RPM (rpm -ivh <shorewall rpm>).<br>
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<br>
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<b>Note: </b>Some SuSE users have encountered a problem whereby rpm
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reports a conflict with kernel <= 2.2 even though a 2.4 kernel is
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installed. If this happens, simply use the --nodeps option to rpm (rpm
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-ivh --nodeps <shorewall rpm>).</li>
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<li>Edit the <a href="#Config_Files"> configuration files</a> to match
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your configuration. <font color="#ff0000"><b>WARNING - YOU CAN <u>NOT</u>
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SIMPLY INSTALL THE RPM AND ISSUE A "shorewall start" COMMAND. SOME CONFIGURATION
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IS REQUIRED BEFORE THE FIREWALL WILL START. IF YOU ISSUE A "start" COMMAND
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AND THE FIREWALL FAILS TO START, YOUR SYSTEM WILL NO LONGER ACCEPT ANY
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NETWORK TRAFFIC. IF THIS HAPPENS, ISSUE A "shorewall clear" COMMAND TO
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RESTORE NETWORK CONNECTIVITY.</b></font></li>
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<li>Start the firewall by typing "shorewall start"</li>
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</ul>
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<p><a name="Install_Tarball"></a>To install Shorewall using the tarball
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and install script: </p>
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<ul>
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<li>unpack the tarball (tar -zxf shorewall-x.y.z.tgz).</li>
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<li>cd to the shorewall directory (the version is encoded in the
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directory name as in "shorewall-1.1.10").</li>
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<li>If you are using <a
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href="http://www.caldera.com/openstore/openlinux/">Caldera</a>, <a
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href="http://www.redhat.com">RedHat</a>, <a
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href="http://www.linux-mandrake.com">Mandrake</a>, <a
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href="http://www.corel.com">Corel</a>, <a
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href="http://www.slackware.com/">Slackware</a> or <a
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href="http://www.debian.org">Debian</a> then type "./install.sh"</li>
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<li>If you are using <a href="http://www.suse.com">SuSe</a> then type
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"./install.sh /etc/init.d"</li>
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<li>If your distribution has directory /etc/rc.d/init.d
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or /etc/init.d then type "./install.sh"</li>
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<li>For other distributions, determine where your distribution
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installs init scripts and type "./install.sh <init script
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directory></li>
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<li>Edit the <a href="#Config_Files"> configuration files</a> to match
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your configuration.</li>
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<li>Start the firewall by typing "shorewall start"</li>
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<li>If the install script was unable to configure Shorewall to be started
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automatically at boot, see <a
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href="starting_and_stopping_shorewall.htm">these instructions</a>.</li>
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</ul>
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<p><a name="LRP"></a>To install my version of Shorewall on a fresh Bering
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disk, simply replace the "shorwall.lrp" file on the image with the file that
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you downloaded. See the <a href="two-interface.htm">two-interface QuickStart
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Guide</a> for information about further steps required.</p>
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<p><a name="Upgrade_RPM"></a>If you already have the Shorewall RPM installed
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and are upgrading to a new version:</p>
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<p>If you are upgrading from a 1.2 version of Shorewall to a 1.3 version
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and you have entries in the /etc/shorewall/hosts file then please check
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your /etc/shorewall/interfaces file to be sure that it contains an entry
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for each interface mentioned in the hosts file. Also, there are certain
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1.2 rule forms that are no longer supported under 1.3 (you must use the
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new 1.3 syntax). See <a href="errata.htm#Upgrade">the upgrade issues </a>for
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details. You can check your rules and host file for 1.3 compatibility using
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the "shorewall check" command after installing the latest version of 1.3.</p>
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<ul>
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<li>Upgrade the RPM (rpm -Uvh <shorewall rpm file>) <b>Note: </b>If
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you are installing version 1.2.0 and have one of the 1.2.0 Beta RPMs
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installed, you must use the "--oldpackage" option to rpm (e.g., "rpm
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-Uvh --oldpackage shorewall-1.2-0.noarch.rpm").
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<p> <b>Note: </b>Some SuSE users have encountered a problem whereby
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rpm reports a conflict with kernel <= 2.2 even though a 2.4 kernel
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is installed. If this happens, simply use the --nodeps option to rpm (rpm
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-Uvh --nodeps <shorewall rpm>).<br>
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<20> </p>
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</li>
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<li>See if there are any incompatibilities between your configuration
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and the new Shorewall version (type "shorewall check") and correct as necessary.</li>
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<li>Restart the firewall (shorewall restart).</li>
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2002-08-13 22:45:21 +02:00
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</ul>
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<p><a name="Upgrade_Tarball"></a>If you already have Shorewall installed
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and are upgrading to a new version using the tarball:</p>
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<p>If you are upgrading from a 1.2 version of Shorewall to a 1.3 version
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and you have entries in the /etc/shorewall/hosts file then please check
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your /etc/shorewall/interfaces file to be sure that it contains an entry
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for each interface mentioned in the hosts file.<2E> Also, there are certain
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1.2 rule forms that are no longer supported under 1.3 (you must use the
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new 1.3 syntax). See <a href="errata.htm#Upgrade">the upgrade issues</a>
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for details. You can check your rules and host file for 1.3 compatibility
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using the "shorewall check" command after installing the latest version
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of 1.3.</p>
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2002-08-13 22:45:21 +02:00
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<ul>
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<li>unpack the tarball (tar -zxf shorewall-x.y.z.tgz).</li>
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<li>cd to the shorewall directory (the version is encoded in the
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directory name as in "shorewall-3.0.1").</li>
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<li>If you are using <a
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href="http://www.caldera.com/openstore/openlinux/">Caldera</a>, <a
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href="http://www.redhat.com">RedHat</a>, <a
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href="http://www.linux-mandrake.com">Mandrake</a>, <a
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href="http://www.corel.com">Corel</a>, <a
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href="http://www.slackware.com/">Slackware</a> or <a
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href="http://www.debian.org">Debian</a> then type "./install.sh"</li>
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<li>If you are using<a href="http://www.suse.com"> SuSe</a> then type
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"./install.sh /etc/init.d"</li>
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<li>If your distribution has directory /etc/rc.d/init.d
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or /etc/init.d then type "./install.sh"</li>
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<li>For other distributions, determine where your distribution
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installs init scripts and type "./install.sh <init script
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directory></li>
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<li>See if there are any incompatibilities between your configuration
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and the new Shorewall version (type "shorewall check") and correct as
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necessary.</li>
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<li>Restart the firewall by typing "shorewall restart"</li>
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2002-08-13 22:45:21 +02:00
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</ul>
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<a name="LRP_Upgrade"></a>If you already have a running Bering installation
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and wish to upgrade to a later version of Shorewall:<br>
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<br>
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<EFBFBD><EFBFBD><EFBFBD> <b>UNDER CONSTRUCTION...</b><br>
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<h3><a name="Config_Files"></a>Configuring Shorewall</h3>
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<p>You will need to edit some or all of these configuration files to match
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your setup. In most cases, the <a
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href="shorewall_quickstart_guide.htm">Shorewall QuickStart Guides</a>
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contain all of the information you need.</p>
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2002-08-13 22:45:21 +02:00
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<ul>
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<li>/etc/shorewall/shorewall.conf - used to set several firewall
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parameters.</li>
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<li>/etc/shorewall/params - use this file to set shell variables that
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you will expand in other files.</li>
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<li>/etc/shorewall/zones - partition the firewall's view of the world
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into <i>zones.</i></li>
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<li>/etc/shorewall/policy - establishes firewall high-level policy.</li>
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<li>/etc/shorewall/interfaces - describes the interfaces on the
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firewall system.</li>
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<li>/etc/shorewall/hosts - allows defining zones in terms of individual
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hosts and subnetworks.</li>
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<li>/etc/shorewall/maclist - verification of the MAC addresses of devices.<br>
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</li>
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<li>/etc/shorewall/masq - directs the firewall where to use many-to-one
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(dynamic) NAT a.k.a. Masquerading.</li>
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<li>/etc/shorewall/modules - directs the firewall to load kernel modules.</li>
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<li>/etc/shorewall/rules - defines rules that are exceptions to the
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overall policies established in /etc/shorewall/policy.</li>
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<li>/etc/shorewall/nat - defines static NAT rules.</li>
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<li>/etc/shorewall/proxyarp - defines use of Proxy ARP.</li>
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<li>/etc/shorewall/routestopped (Shorewall 1.3.4 and later) - defines
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hosts accessible when Shorewall is stopped.</li>
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<li>/etc/shorewall/tcrules - defines marking of packets for later use
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by traffic control/shaping.</li>
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<li>/etc/shorewall/tos - defines rules for setting the TOS field in
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packet headers.</li>
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<li>/etc/shorewall/tunnels - defines IPSEC tunnels with end-points on
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the firewall system.</li>
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<li>/etc/shorewall/blacklist - lists blacklisted IP/subnet/MAC addresses.</li>
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</ul>
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<p><font size="2">Updated 1/30/2003 - <a href="support.htm">Tom Eastep</a>
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</font></p>
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<p><a href="copyright.htm"><font size="2">Copyright</font> <20> <font
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size="2">2001, 2002, 2003 Thomas M. Eastep.</font></a></p>
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<br>
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<br>
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<br>
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</body>
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</html>
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