lfs/chapter08/iproute2.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../general.ent">
  %general-entities;
]>

<sect1 id="ch-system-iproute2" role="wrap">
  <?dbhtml filename="iproute2.html"?>

  <sect1info condition="script">
    <productname>iproute2</productname>
    <productnumber>&iproute2-version;</productnumber>
    <address>&iproute2-url;</address>
  </sect1info>

  <title>IPRoute2-&iproute2-version;</title>

  <indexterm zone="ch-system-iproute2">
    <primary sortas="a-IPRoute2">IPRoute2</primary>
  </indexterm>

  <sect2 role="package">
    <title/>

    <para>The IPRoute2 package contains programs for basic and advanced IPV4-based
    networking.</para>

    <segmentedlist>
      <segtitle>&buildtime;</segtitle>
      <segtitle>&diskspace;</segtitle>

      <seglistitem>
        <seg>&iproute2-fin-sbu;</seg>
        <seg>&iproute2-fin-du;</seg>
      </seglistitem>
    </segmentedlist>

  </sect2>

  <sect2 role="installation">
    <title>Installation of IPRoute2</title>

    <para>The <command>arpd</command> program included in this package will not
    be built since it depends on Berkeley DB, which is not installed in
    LFS. However, a directory and a man page for <command>arpd</command> will still
    be installed. Prevent this by running the commands shown below.
    </para>

<screen><userinput remap="pre">sed -i /ARPD/d Makefile
rm -fv man/man8/arpd.8</userinput></screen>

<!-- fixed upstream for 5.16.0
    <para>It is also necessary to disable building two modules that
    require <ulink url="&blfs-book;postlfs/iptables.html"/>.</para>

<screen><userinput remap="pre">sed -i 's/.m_ipt.o//' tc/Makefile</userinput></screen>
-->
    <para>Compile the package:</para>

<screen><userinput remap="make">make NETNS_RUN_DIR=/run/netns</userinput></screen>

    <para>This package does not have a working test suite.</para>
<!-- currently not useful, no tests actually run
    <para>This package comes with a test suite, but due to assumptions it makes,
    it is not possible to reliably run these tests from within the chroot
    environment. If you wish to run these tests after booting into your new LFS
    system, ensure you enable <filename>/proc/config.gz</filename> support
    in your kernel (&quot;General setup&quot; -> &quot;Enable access to
    .config through /proc/config.gz&quot; [CONFIG_IKCONFIG_PROC]), then run
    'make alltests' from the <filename class="directory">testsuite/</filename>
    subdirectory.</para>-->

    <para>Install the package:</para>

<screen><userinput remap="install">make SBINDIR=/usr/sbin install</userinput></screen>

    <para>If desired, install the documentation:</para>

<screen><userinput remap="install">mkdir -pv             /usr/share/doc/iproute2-&iproute2-version;
cp -v COPYING README* /usr/share/doc/iproute2-&iproute2-version;</userinput></screen>

  </sect2>

  <sect2 id="contents-iproute2" role="content">
    <title>Contents of IPRoute2</title>

    <segmentedlist>
      <segtitle>Installed programs</segtitle>
      <segtitle>Installed directories</segtitle>

      <seglistitem>
        <seg>bridge, ctstat (link to lnstat), genl, ifstat, ip, lnstat,
        nstat, routel, rtacct, rtmon, rtpr, rtstat (link to lnstat), ss,
        and tc</seg>
        <seg>/etc/iproute2, /usr/lib/tc, and /usr/share/doc/iproute2-&iproute2-version;
        </seg>
      </seglistitem>
    </segmentedlist>

    <variablelist>
      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
      <?dbfo list-presentation="list"?>
      <?dbhtml list-presentation="table"?>

      <varlistentry id="bridge">
        <term><command>bridge</command></term>
        <listitem>
          <para>Configures network bridges</para>
          <indexterm zone="ch-system-iproute2 bridge">
            <primary sortas="b-bridge">bridge</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="ctstat">
        <term><command>ctstat</command></term>
        <listitem>
          <para>Connection status utility</para>
          <indexterm zone="ch-system-iproute2 ctstat">
            <primary sortas="b-ctstat">ctstat</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="genl">
        <term><command>genl</command></term>
        <listitem>
          <para>Generic netlink utility front end</para>
          <indexterm zone="ch-system-iproute2 genl">
            <primary sortas="b-genl">genl</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="ifstat">
        <term><command>ifstat</command></term>
        <listitem>
          <para>Shows interface statistics, including the number of
          packets transmitted and received, by interface</para>
          <indexterm zone="ch-system-iproute2 ifstat">
            <primary sortas="b-ifstat">ifstat</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="ip">
        <term><command>ip</command></term>
        <listitem>
          <para>The main executable. It has several different functions, including these:</para>

          <para><command>ip link <replaceable>&lt;device&gt;</replaceable></command>
          allows users to look at the state of devices and to make changes</para>

          <para><command>ip addr</command> allows users to look at addresses and
          their properties, add new addresses, and delete old ones</para>

          <para><command>ip neighbor</command> allows users to look at neighbor
          bindings and their properties, add new neighbor entries, and delete
          old ones</para>

          <para><command>ip rule</command> allows users to look at the routing
          policies and change them</para>

          <para><command>ip route</command> allows users to look at the routing
          table and change routing table rules</para>

          <para><command>ip tunnel</command> allows users to look at the IP
          tunnels and their properties, and change them</para>

          <para><command>ip maddr</command> allows users to look at the multicast
          addresses and their properties, and change them</para>

          <para><command>ip mroute</command> allows users to set, change, or
          delete the multicast routing</para>

          <para><command>ip monitor</command> allows users to continuously monitor
          the state of devices, addresses and routes</para>
          <indexterm zone="ch-system-iproute2 ip">
            <primary sortas="b-ip">ip</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="lnstat">
        <term><command>lnstat</command></term>
        <listitem>
          <para>Provides Linux network statistics; it is a generalized and more
          feature-complete replacement for the old <command>rtstat</command>
          program</para>
          <indexterm zone="ch-system-iproute2 lnstat">
            <primary sortas="b-lnstat">lnstat</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="nstat">
        <term><command>nstat</command></term>
        <listitem>
          <para>Displays network statistics</para>
          <indexterm zone="ch-system-iproute2 nstat">
            <primary sortas="b-nstat">nstat</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="routel">
        <term><command>routel</command></term>
        <listitem>
          <para>A component of <command>ip route</command>, for listing
          the routing tables</para>
          <indexterm zone="ch-system-iproute2 routel">
            <primary sortas="b-routel">routel</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="rtacct">
        <term><command>rtacct</command></term>
        <listitem>
          <para>Displays the contents of
          <filename>/proc/net/rt_acct</filename></para>
          <indexterm zone="ch-system-iproute2 rtacct">
            <primary sortas="b-rtacct">rtacct</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="rtmon">
        <term><command>rtmon</command></term>
        <listitem>
          <para>Route monitoring utility</para>
          <indexterm zone="ch-system-iproute2 rtmon">
            <primary sortas="b-rtmon">rtmon</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="rtpr">
        <term><command>rtpr</command></term>
        <listitem>
          <para>Converts the output of <command>ip -o</command> into a
          readable form</para>
          <indexterm zone="ch-system-iproute2 rtpr">
            <primary sortas="b-rtpr">rtpr</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="rtstat">
        <term><command>rtstat</command></term>
        <listitem>
          <para>Route status utility</para>
          <indexterm zone="ch-system-iproute2 rtstat">
            <primary sortas="b-rtstat">rtstat</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="ss">
        <term><command>ss</command></term>
        <listitem>
          <para>Similar to the <command>netstat</command> command; shows active
          connections</para>
          <indexterm zone="ch-system-iproute2 ss">
            <primary sortas="b-ss">ss</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="tc">
        <term><command>tc</command></term>
        <listitem>
          <para>Traffic control for Quality of Service
          (QoS) and Class of Service (CoS) implementations</para>

          <para><command>tc qdisc</command> allows users to set up the queueing
          discipline</para>

          <para><command>tc class</command> allows users to set up classes based
          on the queuing discipline scheduling</para>

          <para><command>tc filter</command> allows users to set up the QoS/CoS
          packet filtering</para>
        
          <para><command>tc monitor</command> can be used to view changes
          made to Traffic Control in the kernel.</para>
          
          <indexterm zone="ch-system-iproute2 ss">
            <primary sortas="b-tc">tc</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>