<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML ><HEAD ><TITLE >IPv6-related entries in /proc/sys/net/ipv4/</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Linux IPv6 HOWTO (en)" HREF="index.html"><LINK REL="UP" TITLE="Kernel settings in /proc-filesystem" HREF="chapter-kernel-settings.html"><LINK REL="PREVIOUS" TITLE="Entries in /proc/sys/net/ipv6/" HREF="proc-sys-net-ipv6..html"><LINK REL="NEXT" TITLE="IPv6-related entries in /proc/net/" HREF="proc-net.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 IPv6 HOWTO (en)</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="proc-sys-net-ipv6..html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" >Chapter 11. Kernel settings in /proc-filesystem</TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="proc-net.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="PROC-SYS-NET-IPV4." ></A >11.3. IPv6-related entries in /proc/sys/net/ipv4/</H1 ><P >At the moment (and this will be until IPv4 is completly converted to an independend kernel module) some switches are also used here for IPv6.</P ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN1767" ></A >11.3.1. ip_*</H2 ><DIV CLASS="SECT3" ><H3 CLASS="SECT3" ><A NAME="AEN1769" ></A >11.3.1.1. ip_local_port_range</H3 ><P >This control setting is used by IPv6 also.</P ></DIV ></DIV ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN1772" ></A >11.3.2. tcp_*</H2 ><P >This control settings are used by IPv6 also.</P ></DIV ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN1775" ></A >11.3.3. icmp_*</H2 ><P >This control settings are not used by IPv6. To enable ICMPv6 rate limiting (which is very recommended because of the capability of ICMPv6 storms) netfilter-v6 rules must be used.</P ></DIV ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN1778" ></A >11.3.4. others</H2 ><P >Unknown, but probably not used by IPv6.</P ></DIV ></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="proc-sys-net-ipv6..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="proc-net.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Entries in /proc/sys/net/ipv6/</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="chapter-kernel-settings.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >IPv6-related entries in /proc/net/</TD ></TR ></TABLE ></DIV ></BODY ></HTML >