mirror of
https://gitlab.com/shorewall/code.git
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109b948d42
to happend anymore. :) git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@4194 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
351 lines
10 KiB
XML
351 lines
10 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
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"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
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<article>
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<!--$Id$-->
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<articleinfo>
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<title>Kernel Configuration</title>
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<authorgroup>
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<author>
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<firstname>Tom</firstname>
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<surname>Eastep</surname>
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</author>
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</authorgroup>
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<pubdate><?dbtimestamp format="Y/m/d"?></pubdate>
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<copyright>
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<year>2001-2006</year>
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<holder>Thomas M. Eastep</holder>
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</copyright>
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<legalnotice>
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<para>Permission is granted to copy, distribute and/or modify this
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document under the terms of the GNU Free Documentation License, Version
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1.2 or any later version published by the Free Software Foundation; with
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no Invariant Sections, with no Front-Cover, and with no Back-Cover
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Texts. A copy of the license is included in the section entitled
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<quote><ulink url="GnuCopyright.htm">GNU Free Documentation
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License</ulink></quote>.</para>
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</legalnotice>
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</articleinfo>
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<note>
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<para>For information regarding configuring and building GNU/Linux
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kernels, see <ulink
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url="http://www.kernelnewbies.org">http://www.kernelnewbies.org</ulink>.</para>
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</note>
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<section>
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<title>Network Options Configuration</title>
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<para>Here's a screen shot of my Network Options Configuration:<graphic
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align="center" fileref="images/netopts.jpg" /></para>
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<para>While not all of the options that I've selected are required, they
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should be sufficient for most applications. Here's an excerpt from the
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corresponding .config file (Note: If you are running a kernel older than
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2.4.17, be sure to select CONFIG_NETLINK and CONFIG_RTNETLINK):</para>
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<blockquote>
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<programlisting>#
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# Networking options
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#
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CONFIG_PACKET=y
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# CONFIG_PACKET_MMAP is not set
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# CONFIG_NETLINK_DEV is not set
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CONFIG_NETFILTER=y
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# CONFIG_NETFILTER_DEBUG is not set
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CONFIG_FILTER=y
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CONFIG_UNIX=y
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CONFIG_INET=y
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CONFIG_IP_MULTICAST=y
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CONFIG_IP_ADVANCED_ROUTER=y
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CONFIG_IP_MULTIPLE_TABLES=y
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CONFIG_IP_ROUTE_FWMARK=y
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CONFIG_IP_ROUTE_NAT=y
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CONFIG_IP_ROUTE_MULTIPATH=y
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CONFIG_IP_ROUTE_TOS=y
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CONFIG_IP_ROUTE_VERBOSE=y
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# CONFIG_IP_ROUTE_LARGE_TABLES is not set
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# CONFIG_IP_PNP is not set
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CONFIG_NET_IPIP=y
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CONFIG_NET_IPGRE=y
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# CONFIG_NET_IPGRE_BROADCAST is not set
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# CONFIG_IP_MROUTE is not set
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# CONFIG_ARPD is not set
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CONFIG_INET_ECN=y
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CONFIG_SYN_COOKIES=y</programlisting>
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</blockquote>
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</section>
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<section>
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<title>Netfilter Configuration</title>
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<para>Here's a screen shot of my Netfilter configuration:<graphic
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align="center" fileref="images/menuconfig1.jpg" /></para>
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<para>Note that I have built everything I need as modules. You can also
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build everything into your kernel but if you want to be able to deal with
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FTP running on a non-standard port then you <emphasis
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role="bold">must</emphasis> modularize FTP Protocol support.</para>
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<para>Here's the corresponding part of my .config file:</para>
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<blockquote>
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<programlisting>#
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# IP: Netfilter Configuration
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#
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CONFIG_IP_NF_CONNTRACK=m
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CONFIG_IP_NF_FTP=m
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CONFIG_IP_NF_AMANDA=m
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CONFIG_IP_NF_TFTP=m
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# CONFIG_IP_NF_IRC is not set
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# CONFIG_IP_NF_QUEUE is not set
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CONFIG_IP_NF_IPTABLES=m
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CONFIG_IP_NF_MATCH_LIMIT=m
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CONFIG_IP_NF_MATCH_MAC=m
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CONFIG_IP_NF_MATCH_PKTTYPE=m
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CONFIG_IP_NF_MATCH_MARK=m
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CONFIG_IP_NF_MATCH_MULTIPORT=m
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CONFIG_IP_NF_MATCH_TOS=m
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CONFIG_IP_NF_MATCH_ECN=m
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CONFIG_IP_NF_MATCH_DSCP=m
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CONFIG_IP_NF_MATCH_AH_ESP=m
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CONFIG_IP_NF_MATCH_LENGTH=m
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# CONFIG_IP_NF_MATCH_TTL is not set
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CONFIG_IP_NF_MATCH_TCPMSS=m
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CONFIG_IP_NF_MATCH_HELPER=m
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CONFIG_IP_NF_MATCH_STATE=m
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CONFIG_IP_NF_MATCH_CONNTRACK=m
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CONFIG_IP_NF_MATCH_UNCLEAN=m
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# CONFIG_IP_NF_MATCH_OWNER is not set
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CONFIG_IP_NF_FILTER=m
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CONFIG_IP_NF_TARGET_REJECT=m
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# CONFIG_IP_NF_TARGET_MIRROR is not set
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CONFIG_IP_NF_NAT=m
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CONFIG_IP_NF_NAT_NEEDED=y
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CONFIG_IP_NF_TARGET_MASQUERADE=m
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CONFIG_IP_NF_TARGET_REDIRECT=m
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CONFIG_IP_NF_NAT_AMANDA=m
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CONFIG_IP_NF_NAT_LOCAL=y
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# CONFIG_IP_NF_NAT_SNMP_BASIC is not set
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CONFIG_IP_NF_NAT_FTP=m
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CONFIG_IP_NF_NAT_TFTP=m
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CONFIG_IP_NF_MANGLE=m
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CONFIG_IP_NF_TARGET_TOS=m
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CONFIG_IP_NF_TARGET_ECN=m
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CONFIG_IP_NF_TARGET_DSCP=m
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CONFIG_IP_NF_TARGET_MARK=m
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CONFIG_IP_NF_TARGET_LOG=m
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CONFIG_IP_NF_TARGET_ULOG=m
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CONFIG_IP_NF_TARGET_TCPMSS=m
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CONFIG_IP_NF_ARPTABLES=m
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CONFIG_IP_NF_ARPFILTER=m
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# CONFIG_IP_NF_COMPAT_IPCHAINS is not set
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# CONFIG_IP_NF_COMPAT_IPFWADM is not set</programlisting>
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</blockquote>
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</section>
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<section>
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<title>Kernel 2.6 Netfilter Options</title>
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<para>Here's a screenshot of my modularized 2.6 Kernel config (Navigation:
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Device Drivers → Networking Support → Networking Options → Network Packet
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Filtering (replaces ipchains) → IP: Netfilter configuration):</para>
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<graphic align="center" fileref="images/netfilter2.6.png" valign="middle" />
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<para>Here is the corresponding part of the .config file:</para>
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<blockquote>
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<programlisting>CONFIG_IP_NF_CONNTRACK=m
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CONFIG_IP_NF_FTP=m
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CONFIG_IP_NF_IRC=m
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CONFIG_IP_NF_TFTP=m
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CONFIG_IP_NF_AMANDA=m
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CONFIG_IP_NF_QUEUE=m
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CONFIG_IP_NF_IPTABLES=m
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CONFIG_IP_NF_MATCH_LIMIT=m
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CONFIG_IP_NF_MATCH_IPRANGE=m
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CONFIG_IP_NF_MATCH_MAC=m
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CONFIG_IP_NF_MATCH_PKTTYPE=m
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CONFIG_IP_NF_MATCH_MARK=m
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CONFIG_IP_NF_MATCH_MULTIPORT=m
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CONFIG_IP_NF_MATCH_TOS=m
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CONFIG_IP_NF_MATCH_RECENT=m
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CONFIG_IP_NF_MATCH_ECN=m
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CONFIG_IP_NF_MATCH_DSCP=m
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CONFIG_IP_NF_MATCH_AH_ESP=m
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CONFIG_IP_NF_MATCH_LENGTH=m
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CONFIG_IP_NF_MATCH_TTL=m
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CONFIG_IP_NF_MATCH_TCPMSS=m
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CONFIG_IP_NF_MATCH_HELPER=m
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CONFIG_IP_NF_MATCH_STATE=m
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CONFIG_IP_NF_MATCH_CONNTRACK=m
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CONFIG_IP_NF_MATCH_OWNER=m
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CONFIG_IP_NF_MATCH_PHYSDEV=m
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CONFIG_IP_NF_FILTER=m
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CONFIG_IP_NF_TARGET_REJECT=m
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CONFIG_IP_NF_NAT=m
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CONFIG_IP_NF_NAT_NEEDED=y
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CONFIG_IP_NF_TARGET_MASQUERADE=m
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CONFIG_IP_NF_TARGET_REDIRECT=m
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CONFIG_IP_NF_TARGET_NETMAP=m
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CONFIG_IP_NF_TARGET_SAME=m
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CONFIG_IP_NF_NAT_LOCAL=y
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CONFIG_IP_NF_NAT_SNMP_BASIC=m
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CONFIG_IP_NF_NAT_IRC=m
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CONFIG_IP_NF_NAT_FTP=m
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CONFIG_IP_NF_NAT_TFTP=m
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CONFIG_IP_NF_NAT_AMANDA=m
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CONFIG_IP_NF_MANGLE=m
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CONFIG_IP_NF_TARGET_TOS=m
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CONFIG_IP_NF_TARGET_ECN=m
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CONFIG_IP_NF_TARGET_DSCP=m
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CONFIG_IP_NF_TARGET_MARK=m
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CONFIG_IP_NF_TARGET_CLASSIFY=m
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CONFIG_IP_NF_TARGET_LOG=m
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CONFIG_IP_NF_TARGET_ULOG=m
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CONFIG_IP_NF_TARGET_TCPMSS=m
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# CONFIG_IP_NF_ARPTABLES is not set
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# CONFIG_IP_NF_COMPAT_IPCHAINS is not set
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# CONFIG_IP_NF_COMPAT_IPFWADM is not set
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# CONFIG_IP_NF_RAW is not set
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CONFIG_IP_NF_MATCH_ADDRTYPE=m
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# CONFIG_IP_NF_MATCH_REALM is not set
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CONFIG_IP6_NF_QUEUE=m
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CONFIG_IP6_NF_IPTABLES=m
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CONFIG_IP6_NF_MATCH_LIMIT=m
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CONFIG_IP6_NF_MATCH_MAC=m
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CONFIG_IP6_NF_MATCH_RT=m
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CONFIG_IP6_NF_MATCH_OPTS=m
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CONFIG_IP6_NF_MATCH_FRAG=m
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CONFIG_IP6_NF_MATCH_HL=m
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CONFIG_IP6_NF_MATCH_MULTIPORT=m
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CONFIG_IP6_NF_MATCH_OWNER=m
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CONFIG_IP6_NF_MATCH_MARK=m
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CONFIG_IP6_NF_MATCH_IPV6HEADER=m
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CONFIG_IP6_NF_MATCH_AHESP=m
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CONFIG_IP6_NF_MATCH_LENGTH=m
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CONFIG_IP6_NF_MATCH_EUI64=m
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CONFIG_IP6_NF_FILTER=m
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CONFIG_IP6_NF_TARGET_LOG=m
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CONFIG_IP6_NF_MANGLE=m
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CONFIG_IP6_NF_TARGET_MARK=m
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# CONFIG_IP6_NF_RAW is not set
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CONFIG_DECNET_NF_GRABULATOR=m
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CONFIG_BRIDGE_NF_EBTABLES=m
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</programlisting>
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</blockquote>
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</section>
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<section>
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<title>Kernel 2.6.16 and Later Netfilter Options</title>
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<para>Here's a screenshot of my modularized 2.6.16 Kernel config
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(Navigation: Networking → Networking Options → Network Packet Filtering
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(replaces ipchains) → Core Netfilter configuration):</para>
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<graphic align="center" fileref="images/kernel-2.6.16-1.png" />
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<para>Note that is is particularly important to select "Netfilter Xtables
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support (required for ip_tables).</para>
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<para>Here's a screenshot of the IP Netfilter config (Navigation:
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Networking → Networking Options → Network Packet Filtering (replaces
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ipchains) → IP: Netfilter configuration):</para>
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<graphic align="center" fileref="images/kernel-2.6.16-2.png" />
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<para>Here is the corresponding part of the .config file:</para>
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<blockquote>
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<programlisting>#
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# Core Netfilter Configuration
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#
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CONFIG_NETFILTER_NETLINK=m
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CONFIG_NETFILTER_NETLINK_QUEUE=m
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CONFIG_NETFILTER_NETLINK_LOG=m
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CONFIG_NETFILTER_XTABLES=m
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CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m
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CONFIG_NETFILTER_XT_TARGET_CONNMARK=m
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CONFIG_NETFILTER_XT_TARGET_MARK=m
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CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
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CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
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CONFIG_NETFILTER_XT_MATCH_COMMENT=m
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CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m
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CONFIG_NETFILTER_XT_MATCH_CONNMARK=m
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CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
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CONFIG_NETFILTER_XT_MATCH_DCCP=m
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CONFIG_NETFILTER_XT_MATCH_HELPER=m
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CONFIG_NETFILTER_XT_MATCH_LENGTH=m
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CONFIG_NETFILTER_XT_MATCH_LIMIT=m
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CONFIG_NETFILTER_XT_MATCH_MAC=m
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CONFIG_NETFILTER_XT_MATCH_MARK=m
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CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m
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CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
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CONFIG_NETFILTER_XT_MATCH_REALM=m
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CONFIG_NETFILTER_XT_MATCH_SCTP=m
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CONFIG_NETFILTER_XT_MATCH_STATE=m
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CONFIG_NETFILTER_XT_MATCH_STRING=m
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CONFIG_NETFILTER_XT_MATCH_TCPMSS=m
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#
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# IP: Netfilter Configuration
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#
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CONFIG_IP_NF_CONNTRACK=m
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CONFIG_IP_NF_CT_ACCT=y
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CONFIG_IP_NF_CONNTRACK_MARK=y
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CONFIG_IP_NF_FTP=m
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CONFIG_IP_NF_IRC=m
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CONFIG_IP_NF_TFTP=m
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CONFIG_IP_NF_AMANDA=m
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CONFIG_IP_NF_PPTP=m
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CONFIG_IP_NF_QUEUE=m
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CONFIG_IP_NF_IPTABLES=m
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CONFIG_IP_NF_MATCH_IPRANGE=m
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CONFIG_IP_NF_MATCH_MULTIPORT=m
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CONFIG_IP_NF_MATCH_TOS=m
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CONFIG_IP_NF_MATCH_RECENT=m
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CONFIG_IP_NF_MATCH_ECN=m
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CONFIG_IP_NF_MATCH_DSCP=m
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CONFIG_IP_NF_MATCH_AH_ESP=m
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CONFIG_IP_NF_MATCH_TTL=m
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CONFIG_IP_NF_MATCH_OWNER=m
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CONFIG_IP_NF_MATCH_ADDRTYPE=m
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CONFIG_IP_NF_MATCH_HASHLIMIT=m
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CONFIG_IP_NF_MATCH_POLICY=m
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CONFIG_IP_NF_FILTER=m
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CONFIG_IP_NF_TARGET_REJECT=m
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CONFIG_IP_NF_TARGET_LOG=m
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CONFIG_IP_NF_TARGET_ULOG=m
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CONFIG_IP_NF_TARGET_TCPMSS=m
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CONFIG_IP_NF_NAT=m
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CONFIG_IP_NF_NAT_NEEDED=y
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CONFIG_IP_NF_TARGET_MASQUERADE=m
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CONFIG_IP_NF_TARGET_REDIRECT=m
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CONFIG_IP_NF_TARGET_NETMAP=m
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CONFIG_IP_NF_TARGET_SAME=m
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CONFIG_IP_NF_NAT_IRC=m
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CONFIG_IP_NF_NAT_FTP=m
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CONFIG_IP_NF_NAT_TFTP=m
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CONFIG_IP_NF_NAT_AMANDA=m
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CONFIG_IP_NF_NAT_PPTP=m
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CONFIG_IP_NF_MANGLE=m
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CONFIG_IP_NF_TARGET_TOS=m
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CONFIG_IP_NF_TARGET_ECN=m
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CONFIG_IP_NF_TARGET_DSCP=m
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CONFIG_IP_NF_TARGET_TTL=m
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CONFIG_IP_NF_RAW=m
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CONFIG_IP_NF_ARPTABLES=m
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CONFIG_IP_NF_ARPFILTER=m
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CONFIG_IP_NF_ARP_MANGLE=m
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</programlisting>
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</blockquote>
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</section>
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</article> |