X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/8aab380dded91464d39d1ad1221b75d8a50ed539..4eb8c469edba7c9113ed9bfc9e2b812ce7c26b31:/docs/network.tex diff --git a/docs/network.tex b/docs/network.tex index 16e5571ae..bb23fa524 100644 --- a/docs/network.tex +++ b/docs/network.tex @@ -31,6 +31,8 @@ packages. When using the \texttt{'static'} method like in the example, the options \texttt{ipaddr} and \texttt{netmask} are mandatory, while \texttt{gateway} and \texttt{dns} are optional. +You can specify more than one DNS server, separated with spaces. + DHCP currently only accepts \texttt{ipaddr} (IP address to request from the server) and \texttt{hostname} (client hostname identify as) - both are optional. @@ -112,3 +114,69 @@ config switch "eth0" option vlan1 "0 5" option vlan2 "4 5" \end{Verbatim} + +Three interfaces will be automatically created using this switch layout : +\texttt{eth0.0} (vlan0), \texttt{eth0.1} (vlan1) and \texttt{eth0.2} (vlan2). +You can then assign those interfaces to a custom network configuration name +like \texttt{lan}, \texttt{wan} or \texttt{dmz} for instance. + +\subsubsection{Setting up IPv6 connectivity} + +OpenWrt supports IPv6 connectivity using PPP, Tunnel brokers or static +assignment. + +If you use PPP, IPv6 will be setup using IP6CP and there is nothing to +configure. + +To setup an IPv6 tunnel to a tunnel broker, you can install the +\texttt{6scripts} package and edit the \texttt{/etc/config/6tunnel} +file and change the settings accordingly : + +\begin{Verbatim} +config 6tunnel + option tnlifname 'sixbone' + option remoteip4 '1.0.0.1' + option localip4 '1.0.0.2' + option localip6 '2001::DEAD::BEEF::1' + option prefix '/64' +\end{Verbatim} + +\begin{itemize} + \item{\texttt{'tnlifname'}:} + Set the interface name of the IPv6 in IPv4 tunnel + \item{\texttt{'remoteip4'}:} + IP address of the remote end to establish the 6in4 tunnel. + This address is given by the tunnel broker + \item{\texttt{'localip4'}:} + IP address of your router to establish the 6in4 tunnel. + It will usually match your WAN IP address. + \item{\texttt{'localip6'}:} + IPv6 address to setup on your tunnel side + This address is given by the tunnel broker + \item{\texttt{'prefix'}:} + IPv6 prefix to setup on the LAN. +\end{itemize} + +Using the same package you can also setup an IPv6 bridged connection : + +\begin{Verbatim} +config 6bridge + option bridge 'br6' +\end{Verbatim} + +By default the script bridges the WAN interface with the LAN interface +and uses ebtables to filter anything that is not IPv6 on the bridge. +This configuration is particularly useful if your router is not +IPv6 ND proxy capable (see: http://www.rfc-archive.org/getrfc.php?rfc=4389). + + +IPv6 static addressing is also supported using a similar setup as +IPv4 but with the \texttt{ip6} prefixing (when applicable). + +\begin{Verbatim} +config interface "lan" + option ifname "eth0" + option proto "static" + option ip6addr "fe80::200:ff:fe00:0/64" + option ip6gw "2001::DEAF:BEE:1" +\end{Verbatim}