<HTML ><HEAD ><TITLE >Dynamic routing - OSPF and BGP</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Linux Advanced Routing & Traffic Control HOWTO" HREF="index.html"><LINK REL="PREVIOUS" TITLE="Pseudo-bridges with Proxy-ARP" HREF="lartc.bridging.proxy-arp.html"><LINK REL="NEXT" TITLE="Other possibilities" HREF="lartc.other.html"></HEAD ><BODY CLASS="CHAPTER" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Linux Advanced Routing & Traffic Control HOWTO</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="lartc.bridging.proxy-arp.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="lartc.other.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="CHAPTER" ><H1 ><A NAME="LARTC.DYNAMIC-ROUTING" ></A >Chapter 17. Dynamic routing - OSPF and BGP</H1 ><P >Once your network starts to get really big, or you start to consider 'the internet' as your network, you need tools which dynamically route your data. Sites are often connected to each other with multiple links, and more are popping up all the time. </P ><P >The Internet has mostly standardized on OSPF and BGP4 (rfc1771). Linux supports both, by way of <SPAN CLASS="APPLICATION" >gated</SPAN > and <SPAN CLASS="APPLICATION" >zebra</SPAN ></P ><P >While currently not within the scope of this document, we would like to point you to the definitive works:</P ><P >Overview:</P ><P >Cisco Systems <A HREF="http://www.cisco.com/univercd/cc/td/doc/cisintwk/idg4/nd2003.htm" TARGET="_top" >Designing large-scale IP Internetworks</A ></P ><P >For OSPF:</P ><P >Moy, John T. "OSPF. The anatomy of an Internet routing protocol" Addison Wesley. Reading, MA. 1998.</P ><P >Halabi has also written a good guide to OSPF routing design, but this appears to have been dropped from the Cisco web site.</P ><P >For BGP:</P ><P >Halabi, Bassam "Internet routing architectures" Cisco Press (New Riders Publishing). Indianapolis, IN. 1997.</P ><P >also</P ><P >Cisco Systems</P ><P ><A HREF="http://www.cisco.com/univercd/cc/td/doc/cisintwk/ics/icsbgp4.htm" TARGET="_top" >Using the Border Gateway Protocol for interdomain routing</A ></P ><P >Although the examples are Cisco-specific, they are remarkably similar to the configuration language in Zebra :-)</P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="lartc.bridging.proxy-arp.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="lartc.other.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Pseudo-bridges with Proxy-ARP</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Other possibilities</TD ></TR ></TABLE ></DIV ></BODY ></HTML >