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https://gitlab.com/shorewall/code.git
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178 lines
6.1 KiB
XML
178 lines
6.1 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
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"http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd">
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<refentry>
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<refmeta>
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<refentrytitle>shorewall6-rtrules</refentrytitle>
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<manvolnum>5</manvolnum>
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</refmeta>
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<refnamediv>
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<refname>rtrules</refname>
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<refpurpose>Shorewall6 Routing Rules file</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<cmdsynopsis>
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<command>/etc/shorewall6/rtrules</command>
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</cmdsynopsis>
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</refsynopsisdiv>
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<refsect1>
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<title>Description</title>
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<para>Entries in this file cause traffic to be routed to one of the
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providers listed in <ulink
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url="shorewall6-providers.html">shorewall6-providers</ulink>(5).</para>
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<para>The columns in the file are as follows.</para>
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<variablelist>
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<varlistentry>
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<term><emphasis role="bold">SOURCE</emphasis> (Optional) - {<emphasis
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role="bold">-</emphasis>|<emphasis>interface</emphasis>|<emphasis>address</emphasis>|<emphasis>interface</emphasis><firstterm>:</firstterm><emphasis><address</emphasis>>}</term>
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<listitem>
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<para>An ip <emphasis>address</emphasis> (network or host) that
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matches the source IP address in a packet. May also be specified as
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an <emphasis>interface</emphasis> name optionally followed by ":"
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and an address. If the device <emphasis role="bold">lo</emphasis> is
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specified, the packet must originate from the firewall
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itself.</para>
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<para>Beginning with Shorewall 4.5.0, you may specify
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&<replaceable>interface</replaceable> in this column to indicate
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that the source is the primary IP address of the named
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interface.</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><emphasis role="bold">DEST</emphasis> (Optional) - {<emphasis
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role="bold">-</emphasis>|<emphasis>address</emphasis>}</term>
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<listitem>
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<para>An ip address (network or host) that matches the destination
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IP address in a packet.</para>
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<para>If you choose to omit either <emphasis
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role="bold">SOURCE</emphasis> or <emphasis
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role="bold">DEST</emphasis>, place "-" in that column. Note that you
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may not omit both <emphasis role="bold">SOURCE</emphasis> and
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<emphasis role="bold">DEST</emphasis>.</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><emphasis role="bold">PROVIDER</emphasis> -
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{<emphasis>provider-name</emphasis>|<emphasis>provider-number</emphasis>|<emphasis
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role="bold">main</emphasis>}</term>
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<listitem>
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<para>The provider to route the traffic through. May be expressed
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either as the provider name or the provider number. May also be
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<emphasis role="bold">main</emphasis> or 254 for the main routing
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table. This can be used in combination with VPN tunnels, see example
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2 below.</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><emphasis role="bold">PRIORITY</emphasis> -
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<emphasis>priority</emphasis></term>
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<listitem>
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<para>The rule's numeric <emphasis>priority</emphasis> which
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determines the order in which the rules are processed. Rules with
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equal priority are applied in the order in which they appear in the
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file.</para>
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<variablelist>
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<varlistentry>
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<term>1000-1999</term>
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<listitem>
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<para>Before Shorewall6-generated 'MARK' rules</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term>11000-11999</term>
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<listitem>
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<para>After 'MARK' rules but before Shorewall6-generated rules
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for ISP interfaces.</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term>26000-26999</term>
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<listitem>
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<para>After ISP interface rules but before 'default'
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rule.</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><emphasis role="bold">MARK -
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{-|<replaceable>mark</replaceable>[/<replaceable>mask</replaceable>]}</emphasis></term>
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<listitem>
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<para>Optional -- added in Shorewall 4.4.25. For this rule to be
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applied to a packet, the packet's mark value must match the
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<replaceable>mark</replaceable> when logically anded with the
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<replaceable>mask</replaceable>. If a
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<replaceable>mask</replaceable> is not supplied, Shorewall supplies
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a suitable provider mask.</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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<refsect1>
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<title>Examples</title>
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<variablelist>
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<varlistentry>
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<term>Example 1:</term>
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<listitem>
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<para>You want all traffic coming in on eth1 to be routed to the
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ISP1 provider.</para>
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<programlisting> #SOURCE DEST PROVIDER PRIORITY MASK
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eth1 - ISP1 1000
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</programlisting>
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</listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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<refsect1>
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<title>FILES</title>
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<para>/etc/shorewall6/rtrules</para>
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</refsect1>
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<refsect1>
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<title>See ALSO</title>
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<para><ulink
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url="http://shorewall.net/MultiISP.html">http://shorewall.net/MultiISP.html</ulink></para>
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<para>shorewall6(8), shorewall6-accounting(5), shorewall6-actions(5),
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shorewall6-blacklist(5), shorewall6-hosts(5), shorewall6-interfaces(5),
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shorewall6-maclist(5), shoewall6-netmap(5),shorewall6-params(5),
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shorewall6-policy(5), shorewall6-providers(5), shorewall6-routestopped(5),
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shorewall6-rules(5), shorewall6.conf(5), shorewall6-secmarks(5),
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shorewall6-tcclasses(5), shorewall6-tcdevices(5), shorewall6-tcrules(5),
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shorewall6-tos(5), shorewall6-tunnels(5), shorewall6-zones(5)</para>
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</refsect1>
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</refentry>
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