source: connect/dhcp/dhcpcd.xml@ add19ff9

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Last change on this file since add19ff9 was add19ff9, checked in by DJ Lucas <dj@…>, 15 years ago

Updated to dhcpcd-3.0.19.

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@7093 af4574ff-66df-0310-9fd7-8a98e5e911e0

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File size: 7.0 KB
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1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../../general.ent">
5 %general-entities;
6
7 <!ENTITY dhcpcd-download-http "http://download.berlios.de/dhcpcd/dhcpcd-&dhcpcd-version;.tar.bz2">
8 <!ENTITY dhcpcd-download-ftp "ftp://ftp.osuosl.org/pub/gentoo/distfiles/dhcpcd-&dhcpcd-version;.tar.bz2">
9 <!ENTITY dhcpcd-md5sum "90d6df62d663bdea65d5905023377b39">
10 <!ENTITY dhcpcd-size "32.5 KB">
11 <!ENTITY dhcpcd-buildsize "0.3 MB">
12 <!ENTITY dhcpcd-time "less than 0.1 SBU">
13]>
14
15<sect1 id="dhcpcd" xreflabel="dhcpcd-&dhcpcd-version;">
16 <?dbhtml filename="dhcpcd.html"?>
17
18 <sect1info>
19 <othername>$LastChangedBy$</othername>
20 <date>$Date$</date>
21 </sect1info>
22
23 <title>dhcpcd-&dhcpcd-version;</title>
24
25 <indexterm zone="dhcpcd">
26 <primary sortas="a-dhcpcd">dhcpcd</primary>
27 </indexterm>
28
29 <sect2 role="package">
30 <title>Introduction to dhcpcd</title>
31
32 <para><application>dhcpcd</application> is an implementation of the
33 DHCP client specified in RFC2131. This is useful for connecting
34 your computer to a network which uses DHCP to assign network
35 addresses.</para>
36
37 <bridgehead renderas="sect3">Package Information</bridgehead>
38 <itemizedlist spacing="compact">
39 <listitem>
40 <para>Download (HTTP): <ulink url="&dhcpcd-download-http;"/></para>
41 </listitem>
42 <listitem>
43 <para>Download (FTP): <ulink url="&dhcpcd-download-ftp;"/></para>
44 </listitem>
45 <listitem>
46 <para>Download MD5 sum: &dhcpcd-md5sum;</para>
47 </listitem>
48 <listitem>
49 <para>Download size: &dhcpcd-size;</para>
50 </listitem>
51 <listitem>
52 <para>Estimated disk space required: &dhcpcd-buildsize;</para>
53 </listitem>
54 <listitem>
55 <para>Estimated build time: &dhcpcd-time;</para>
56 </listitem>
57 </itemizedlist>
58
59 <para condition="html" role="usernotes">User Notes:
60 <ulink url="&blfs-wiki;/dhcpcd"/></para>
61
62 </sect2>
63
64 <sect2 role="installation">
65 <title>Installation of dhcpcd</title>
66
67 <para>Install <application>dhcpcd</application> by running the following
68 commands:</para>
69
70<screen><userinput>make</userinput></screen>
71
72 <para>This package does not come with a test suite.</para>
73
74 <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
75
76<screen role="root"><userinput>make install</userinput></screen>
77
78 </sect2>
79
80 <sect2 role="configuration">
81 <title>Configuring dhcpcd</title>
82
83 <sect3 id="dhcpcd-config">
84 <title>Config Files</title>
85
86 <para><filename>/etc/dhcpcd.sh</filename></para>
87
88 <indexterm zone="dhcpcd dhcpcd-config">
89 <primary sortas="e-etc-dhcpcd-sh">/etc/dhcpcd.sh</primary>
90 </indexterm>
91
92 </sect3>
93
94 <sect3 id="dhcpcd-init">
95 <title>Configuration Information</title>
96
97 <para>To configure <command>dhcpcd</command>, you need to first install
98 the network service script,
99 <filename>/etc/sysconfig/network-devices/services/dhcpcd</filename>
100 included in the <xref linkend="bootscripts"/> package
101 (as user <systemitem class="username">root</systemitem>):</para>
102
103 <indexterm zone="dhcpcd dhcpcd-init">
104 <primary sortas="f-dhcpcd">dhcpcd (service script)</primary>
105 </indexterm>
106
107<screen role='root'><userinput>make install-service-dhcpcd</userinput></screen>
108
109 <para>Whenever <command>dhcpcd</command> configures or shuts down
110 a network interface, it executes the script
111 <filename>/etc/dhcpcd.sh</filename>. This script can be
112 customized to perform additional actions for the network interface.
113 See the man page of <command>dhcpcd</command> for more details. An
114 example file is shipped in the tarball which can be used to send
115 the interface details to syslog.</para>
116
117 <para id="dhcpcd-config2">Finally, as the <systemitem
118 class="username">root</systemitem> user create the
119 <filename>/etc/sysconfig/network-devices/ifconfig.eth0/dhcpcd</filename>
120 configuration file using the following commands. Adjust appropriately
121 for additional interfaces:</para>
122
123 <indexterm zone="dhcpcd dhcpcd-config2">
124 <primary sortas="e-etc-sysconfig-dhcpcd">/etc/sysconfig/.../dhcpcd</primary>
125 </indexterm>
126
127<screen role='root'><userinput>install -v -d /etc/sysconfig/network-devices/ifconfig.eth0 &amp;&amp;
128cat &gt; /etc/sysconfig/network-devices/ifconfig.eth0/dhcpcd &lt;&lt; "EOF"
129<literal>ONBOOT="yes"
130SERVICE="dhcpcd"
131DHCP_START="<replaceable>&lt;insert appropriate start options here&gt;</replaceable>"
132DHCP_STOP="-k <replaceable>&lt;insert additional stop options here&gt;</replaceable>"
133
134# Set PRINTIP="yes" to have the script print
135# the DHCP assigned IP address
136PRINTIP="no"
137
138# Set PRINTALL="yes" to print the DHCP assigned values for
139# IP, SM, DG, and 1st NS. This requires PRINTIP="yes".
140PRINTALL="no"</literal>
141EOF</userinput></screen>
142
143 <para>For more information on the appropriate <envar>DHCP_START</envar> and
144 <envar>DHCP_STOP</envar> values, examine the man page for
145 <command>dhcpcd</command>.</para>
146
147 <note>
148 <para id="dhcpcd-config3">The default behavior of
149 <command>dhcpcd</command> is to overwrite (after making backup copies)
150 <filename>/etc/resolv.conf</filename>, <filename>/etc/yp.conf</filename> and
151 <filename>/etc/ntp.conf</filename> with new files containing information from
152 the DHCP server. If this is undesirable, review the
153 <command>dhcpcd</command> man page for switches to add to the
154 <envar>DHCP_START</envar> value.</para>
155 </note>
156
157 <indexterm zone="dhcpcd dhcpcd-config3">
158 <primary sortas="e-etc-resolv.conf">/etc/resolv.conf</primary>
159 </indexterm>
160
161 <indexterm zone="dhcpcd dhcpcd-config3">
162 <primary sortas="e-etc-yp.conf">/etc/yp.conf</primary>
163 </indexterm>
164
165 <indexterm zone="dhcpcd dhcpcd-config3">
166 <primary sortas="e-etc-ntp.conf">/etc/ntp.conf</primary>
167 </indexterm>
168
169 </sect3>
170
171 </sect2>
172
173 <sect2 role="content">
174 <title>Contents</title>
175
176 <segmentedlist>
177 <segtitle>Installed Program</segtitle>
178 <segtitle>Installed Libraries</segtitle>
179 <segtitle>Installed Directory</segtitle>
180
181 <seglistitem>
182 <seg>dhcpcd</seg>
183 <seg>None</seg>
184 <seg>None</seg>
185 </seglistitem>
186 </segmentedlist>
187
188 <variablelist>
189 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
190 <?dbfo list-presentation="list"?>
191 <?dbhtml list-presentation="table"?>
192
193 <varlistentry id="dhcpcd-prog">
194 <term><command>dhcpcd</command></term>
195 <listitem>
196 <para>is an implementation of the DHCP client specified
197 in RFC2131 (when -r option is not specified) and RFC1541
198 (when -r option is specified).</para>
199 <indexterm zone="dhcpcd dhcpcd-prog">
200 <primary sortas="b-dhcpcd">dhcpcd</primary>
201 </indexterm>
202 </listitem>
203 </varlistentry>
204
205 </variablelist>
206
207 </sect2>
208
209</sect1>
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