--- /dev/null
+<?xml version="1.0"?>
+<!DOCTYPE refentry PUBLIC "-//OASIS/DTD DocBook XML V4.2//EN"
+ "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+
+<refentry id="network-zone-6to4-tunnel">
+ <refentryinfo>
+ <title>network-zone-6rd</title>
+ <productname>network</productname>
+
+ <authorgroup>
+ <author>
+ <contrib>Developer</contrib>
+ <firstname>Stefan</firstname>
+ <surname>Schantl</surname>
+ <email>stefan.schantl@ipfire.org</email>
+ </author>
+ </authorgroup>
+ </refentryinfo>
+
+ <refmeta>
+ <refentrytitle>network-zone-6rd</refentrytitle>
+ <manvolnum>8</manvolnum>
+ </refmeta>
+
+ <refnamediv>
+ <refname>network-zone-6rd</refname>
+ <refpurpose>Network Configuration Control Program</refpurpose>
+ </refnamediv>
+
+ <refsynopsisdiv>
+ <cmdsynopsis>
+ <command>network zone create <replaceable>ZONE</replaceable> 6rd ...</command>
+ </cmdsynopsis>
+
+ <cmdsynopsis>
+ <command>network zone <replaceable>ZONE</replaceable> edit ...</command>
+ </cmdsynopsis>
+ </refsynopsisdiv>
+
+ <refsect1>
+ <title>Description</title>
+
+ <para>
+ 6rd specifies a protocol mechanism to deploy IPv6 to sites via the IPv4 network
+ of a service provider.
+ </para>
+
+ <para>
+ The 6rd hook is used to connect to IPv6 networks where your provider does not
+ provide native IPv6.
+ </para>
+ </refsect1>
+
+ <refsect1>
+ <title>Options</title>
+
+ <para>
+ The following options are understood:
+ </para>
+
+ <variablelist>
+ <varlistentry>
+ <term>
+ <option>--6rd-prefix=<replaceable>...</replaceable></option>
+ </term>
+
+ <listitem>
+ <para>
+ The 6rd prefix for the given 6rd domain.
+ </para>
+ <para>
+ This is the 6rd IPv6 prefix for the given 6rd domain.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>
+ <option>--server-address=<replaceable>...</replaceable></option>
+ </term>
+
+ <listitem>
+ <para>
+ The address of the 6rd border relay server.
+ </para>
+ <para>
+ The IPv4 address of the 6rd Border Relay for a
+ given 6rd domain.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>
+ <option>--public-ipv4-address=<replaceable>...</replaceable></option>
+ </term>
+
+ <listitem>
+ <para>
+ The public IPv4 address that is used to connect to
+ the server.
+ </para>
+
+ <para>
+ There are several ways and services around to determine the own IPv4 public
+ address.
+ </para>
+
+ <para>
+ <emphasis>Attention!</emphasis>
+ </para>
+
+ <para>
+ In case your local tunnel endpoint is behind a NAT, you also need to
+ configure the "--local-ipv4-address" option.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>
+ <option>--local-ipv4-address=<replaceable>...</replaceable></option>
+ </term>
+
+ <listitem>
+ <para>
+ The local IPv4 address of the client system.
+ </para>
+
+ <para>
+ This option is only required if the local tunnel endpoint is behind a NAT.
+ </para>
+
+ <para>
+ If the system is directly connected to the Internet, this flag can be ignored.
+ </para>
+ </listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect1>
+
+ <refsect1>
+ <title>See Also</title>
+
+ <para>
+ <citerefentry>
+ <refentrytitle>network</refentrytitle>
+ <manvolnum>8</manvolnum>
+ </citerefentry>,
+ <citerefentry>
+ <refentrytitle>network-zone</refentrytitle>
+ <manvolnum>8</manvolnum>
+ </citerefentry>
+ </para>
+ </refsect1>
+</refentry>