diff options
Diffstat (limited to '')
| -rw-r--r-- | man/systemd-networkd.service.xml | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/man/systemd-networkd.service.xml b/man/systemd-networkd.service.xml new file mode 100644 index 0000000..12cd4c3 --- /dev/null +++ b/man/systemd-networkd.service.xml @@ -0,0 +1,97 @@ +<?xml version='1.0'?> <!--*-nxml-*--> +<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" + "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> +<!-- SPDX-License-Identifier: LGPL-2.1-or-later --> + +<refentry id="systemd-networkd.service" conditional='ENABLE_NETWORKD'> + + <refentryinfo> + <title>systemd-networkd.service</title> + <productname>systemd</productname> + </refentryinfo> + + <refmeta> + <refentrytitle>systemd-networkd.service</refentrytitle> + <manvolnum>8</manvolnum> + </refmeta> + + <refnamediv> + <refname>systemd-networkd.service</refname> + <refname>systemd-networkd</refname> + <refpurpose>Network manager</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <para><filename>systemd-networkd.service</filename></para> + <para><filename>/usr/lib/systemd/systemd-networkd</filename></para> + </refsynopsisdiv> + + <refsect1> + <title>Description</title> + + <para><command>systemd-networkd</command> is a system service that + manages networks. It detects and configures network devices as + they appear, as well as creating virtual network devices.</para> + + <para>To configure low-level link settings independently of + networks, see + <citerefentry><refentrytitle>systemd.link</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para> + + <para><command>systemd-networkd</command> will create network devices based + on the configuration in + <citerefentry><refentrytitle>systemd.netdev</refentrytitle><manvolnum>5</manvolnum></citerefentry> + files, respecting the [Match] sections in those files.</para> + + <para><command>systemd-networkd</command> will manage network addresses and + routes for any link for which it finds a <filename>.network</filename> file + with an appropriate [Match] section, see + <citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>. + For those links, it will flush existing network addresses and routes when + bringing up the device. Any links not matched by one of the + <filename>.network</filename> files will be ignored. It is also possible to + explicitly tell <filename>systemd-networkd</filename> to ignore a link by + using <varname>Unmanaged=yes</varname> option, see + <citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>. + </para> + + <para>When <filename>systemd-networkd</filename> exits, it generally leaves existing network devices and + configuration intact. This makes it possible to transition from the initrd and to restart the service + without breaking connectivity. This also means that when configuration is updated and + <filename>systemd-networkd</filename> is restarted, netdev interfaces for which configuration was removed + will not be dropped, and may need to be cleaned up manually.</para> + + <para><command>systemd-networkd</command> may be introspected and controlled at runtime using + <citerefentry><refentrytitle>networkctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>. + </para> + </refsect1> + + <refsect1><title>Configuration Files</title> + <para>The configuration files are read from the files located in the + system network directory <filename>/usr/lib/systemd/network</filename>, + the volatile runtime network directory + <filename>/run/systemd/network</filename> and the local administration + network directory <filename>/etc/systemd/network</filename>.</para> + + <para>Networks are configured in <filename>.network</filename> + files, see + <citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>, + and virtual network devices are configured in + <filename>.netdev</filename> files, see + <citerefentry><refentrytitle>systemd.netdev</refentrytitle><manvolnum>5</manvolnum></citerefentry>. + </para> + </refsect1> + + <refsect1> + <title>See Also</title> + <para> + <citerefentry><refentrytitle>networkctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd.link</refentrytitle><manvolnum>5</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd.netdev</refentrytitle><manvolnum>5</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd-networkd-wait-online.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd-network-generator.service</refentrytitle><manvolnum>8</manvolnum></citerefentry> + </para> + </refsect1> + +</refentry> |