<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML ><HEAD ><TITLE >IPv6</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Linux Optimized Link State Routing Protocol (OLSR) IPv6 HOWTO" HREF="index.html"><LINK REL="PREVIOUS" TITLE="Introduction" HREF="intro.html"><LINK REL="NEXT" TITLE="OLSR for Linux" HREF="olsrlinux.html"></HEAD ><BODY CLASS="sect1" 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 Optimized Link State Routing Protocol (OLSR) IPv6 HOWTO</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="intro.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="olsrlinux.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="sect1" ><H1 CLASS="sect1" ><A NAME="IPv6" ></A >2. IPv6</H1 ><P >IP version 6 (IPv6) is a new version of the Internet Protocol, designed as the successor to IP version 4 (IPv4) <A HREF="http://www.ietf.org/rfc/rfc791.txt" TARGET="_top" >[RFC-791]</A >. The changes from IPv4 to IPv6 fall primarily into the following categories: </P ><P ></P ><UL ><LI ><P >Expanded addressing capabilities </P ></LI ><LI ><P >Header format simplification</P ></LI ><LI ><P >Improved support for extensions and options</P ></LI ><LI ><P >Flow labeling capability</P ></LI ><LI ><P >Authentication and privacy capabilities</P ></LI ></UL ><P >For more information on IPv6 in general, visit the <A HREF="http://www.ietf.org/html.charters/ipv6-charter.html" TARGET="_top" >IETF's IPv6 Working Group</A >. </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="intro.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="olsrlinux.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Introduction</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >OLSR for Linux</TD ></TR ></TABLE ></DIV ></BODY ></HTML >