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[elogind.git] / man / hostname.xml
1 <?xml version='1.0'?> <!--*-nxml-*-->
2 <?xml-stylesheet type="text/xsl" href="http://docbook.sourceforge.net/release/xsl/current/xhtml/docbook.xsl"?>
3 <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
4         "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
5
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9   Copyright 2010 Lennart Poettering
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24
25 <refentry id="hostname">
26         <refentryinfo>
27                 <title>/etc/hostname</title>
28                 <productname>systemd</productname>
29
30                 <authorgroup>
31                         <author>
32                                 <contrib>Developer</contrib>
33                                 <firstname>Lennart</firstname>
34                                 <surname>Poettering</surname>
35                                 <email>lennart@poettering.net</email>
36                         </author>
37                 </authorgroup>
38         </refentryinfo>
39
40         <refmeta>
41                 <refentrytitle>hostname</refentrytitle>
42                 <manvolnum>5</manvolnum>
43         </refmeta>
44
45         <refnamediv>
46                 <refname>hostname</refname>
47                 <refpurpose>local host name configuration file</refpurpose>
48         </refnamediv>
49
50         <refsynopsisdiv>
51                 <para><filename>/etc/hostname</filename></para>
52         </refsynopsisdiv>
53
54         <refsect1>
55                 <title>Description</title>
56
57                 <para>The <filename>/etc/hostname</filename> file
58                 configures the name of the local system that is set
59                 during boot, with the
60                 <citerefentry><refentrytitle>sethostname</refentrytitle><manvolnum>2</manvolnum></citerefentry>
61                 system call. It should contain a single
62                 newline-terminated host name string. The
63                 host name may be a free-form string up to 64 characters
64                 in length, however it is recommended that it consists
65                 only of 7bit ASCII characters and no spaces or dots,
66                 and limit itself to the format allowed for DNS domain
67                 name labels, even though this is not a
68                 requirement.</para>
69
70                 <para>Depending on the operating system other
71                 configuration files might be checked for configuration
72                 of the host name as well, however only as fallback.</para>
73         </refsect1>
74
75         <refsect1>
76                 <title>History</title>
77
78                 <para>The simple configuration file format of
79                 <filename>/etc/hostname</filename> originates from
80                 Debian GNU/Linux.</para>
81         </refsect1>
82
83         <refsect1>
84                   <title>See Also</title>
85                   <para>
86                           <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
87                           <citerefentry><refentrytitle>sethostname</refentrytitle><manvolnum>2</manvolnum></citerefentry>,
88                           <citerefentry><refentrytitle>hostname</refentrytitle><manvolnum>1</manvolnum></citerefentry>
89                   </para>
90         </refsect1>
91
92 </refentry>