X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/667a8bc42060ce5d62ff93058586ce7925ba4449..35f10d93f4f2bbd5791dc0996a36f0ba8386576d:/Docs/manual.html?ds=sidebyside diff --git a/Docs/manual.html b/Docs/manual.html index a963e19..d6930dd 100644 --- a/Docs/manual.html +++ b/Docs/manual.html @@ -56,7 +56,6 @@ H3 { <LI><A HREF="#Filtering">Filtering</A></LI> <LI><A HREF="#Clustering">Clustering</A></LI> <LI><A HREF="#Routing">Routing</A></LI> - <LI><A HREF="#AvoidingFragmentation">Avoiding Fragmentation</A></LI> <LI><A HREF="#Performance">Performance</A></LI> </OL> @@ -185,6 +184,11 @@ the same as the LAC, or authentication will fail. Only actually be used if the LAC requests authentication. </LI> +<LI><B>l2tp_mtu</B> (int)<BR> +MTU of interface for L2TP traffic (default: 1500). Used to set link +MRU and adjust TCP MSS. +</LI> + <LI><B>ppp_restart_time</B> (int)<BR> <B>ppp_max_configure</B> (int)<BR> <B>ppp_max_failure</B> (int)<BR> @@ -192,10 +196,6 @@ PPP counter and timer values, as described in §4.1 of <a href="ftp://ftp.rfc-editor.org/in-notes/rfc1661.txt">RFC1661</a>. </LI> -<LI><B>ppp_mru</B> (int)<BR> -PPP link MRU (default: 1452). -</LI> - <LI><B>primary_dns</B> (ip address) <LI><B>secondary_dns</B> (ip address)<BR> Whenever a PPP connection is established, DNS servers will be sent to the @@ -252,15 +252,22 @@ session is established. </LI> <LI><B>bind_address</B> (ip address)<BR> -When the tun interface is created, it is assigned the address -specified here. If no address is given, 1.1.1.1 is used. Packets -containing user traffic should be routed via this address if given, -otherwise the primary address of the machine. +It's the listen address of the l2tp udp protocol sent and received +to LAC. This address is also assigned to the tun interface if no +iftun_address is specified. Packets containing user traffic should be +routed via this address if given, otherwise the primary address of the +machine. +</LI> + +<LI><B>iftun_address</B> (ip address)<BR> +This parameter is used when you want a tun interface address different +from the address of "bind_address" (For use in cases of specific configuration). +If no address is given to iftun_address and bind_address, 1.1.1.1 is used. </LI> <LI><B>peer_address</B> (ip address)<BR> Address to send to clients as the default gateway. -</L1> +</LI> <LI><B>send_garp</B> (boolean)<BR> Determines whether or not to send a gratuitous ARP for the @@ -357,8 +364,38 @@ from the master. Determines the minumum number of up to date slaves required before the master will drop routes (default: 1). </LI> + +<LI><B>echo_timeout</B> (int)<BR> +Time between last packet sent and LCP ECHO generation +(default: 10 (seconds)). +</LI> + +<LI><B>idle_echo_timeout</B> (int)<BR> +Drop sessions who have not responded within idle_echo_timeout seconds +(default: 240 (seconds)) +</LI> + +<LI><B>bind_address_remotelns</B> (ip address)<BR> +Address of the interface to listen the remote LNS tunnels. +If no address is given, all interfaces are listened (Any Address). +</LI> + +<LI><B>bind_portremotelns</B> (short)<BR> +Port to bind for the Remote LNS (default: 65432). +</LI> + </UL> +<P>The REMOTES LNS configuration is entered by the command: +<DL> <DD><B>setforward</B> <I>MASK</I> <I>IP</I> <I>PORT</I> <I>SECRET</I> </DL> + +where <I>MASK</I> specifies the mask of users who have forwarded to +remote LNS (ex: /myISP@company.com).</BR> +where <I>IP</I> specifies the IP of the remote LNS (ex: 66.66.66.55).</BR> +where <I>PORT</I> specifies the L2TP Port of the remote LNS +(Normally should be 1701) (ex: 1701).</BR> +where <I>SECRET</I> specifies the secret password the remote LNS (ex: mysecret).</BR> + <P>BGP routing configuration is entered by the command: The routing configuration section is entered by the command <DL><DD><B>router bgp</B> <I>as</I></DL> @@ -1058,22 +1095,6 @@ ibgp" for IBGP. If this is not supported by your IOS revision, you can use "maximum-paths" (which works for EBGP) and set <B>as_number</B> to a private value such as 64512.<P> -<H2 ID="AvoidingFragmentation">Avoiding Fragmentation</H2> - -Fragmentation of encapsulated return packets to the LAC may be avoided -for TCP sessions by adding a firewall rule to clamps the MSS on -outgoing SYN packets. - -The following is appropriate for interfaces with a typical MTU of -1500: - -<pre> -iptables -A FORWARD -i tun+ -o eth0 \ - -p tcp --tcp-flags SYN,RST SYN \ - -m tcpmss --mss 1413:1600 \ - -j TCPMSS --set-mss 1412 -</pre> - <H2 ID="Performance">Performance</H2> Performance is great.<P>