</refnamediv>
<refsynopsisdiv>
- <para><filename>/etc/systemd/networkd.conf</filename></para>
- <para><filename>/etc/systemd/networkd.conf.d/*.conf</filename></para>
- <para><filename>/usr/lib/systemd/networkd.conf.d/*.conf</filename></para>
+ <para><simplelist>
+ <member><filename>/etc/systemd/networkd.conf</filename></member>
+ <member><filename>/etc/systemd/networkd.conf.d/*.conf</filename></member>
+ <member><filename>/usr/lib/systemd/networkd.conf.d/*.conf</filename></member>
+ </simplelist></para>
</refsynopsisdiv>
<refsect1>
<listitem><para>Takes a boolean. If set to yes, then <command>systemd-networkd</command>
measures the traffic of each interface, and
<command>networkctl status <replaceable>INTERFACE</replaceable></command> shows the measured speed.
- Defaults to no.</para></listitem>
+ Defaults to no.</para>
+
+ <xi:include href="version-info.xml" xpointer="v244"/></listitem>
</varlistentry>
<varlistentry>
<term><varname>SpeedMeterIntervalSec=</varname></term>
<listitem><para>Specifies the time interval to calculate the traffic speed of each interface.
- If <varname>SpeedMeter=no</varname>, the value is ignored. Defaults to 10sec.</para></listitem>
+ If <varname>SpeedMeter=no</varname>, the value is ignored. Defaults to 10sec.</para>
+
+ <xi:include href="version-info.xml" xpointer="v244"/></listitem>
</varlistentry>
<varlistentry>
that are not configured in .network files (except for rules with protocol
<literal>kernel</literal>). When false, it will not remove any foreign rules, keeping them even
if they are not configured in a .network file. Defaults to yes.
- </para></listitem>
+ </para>
+
+ <xi:include href="version-info.xml" xpointer="v249"/></listitem>
</varlistentry>
<varlistentry>
is true or <literal>dhcp</literal>, and <literal>static</literal> when
<varname>KeepConfiguration=</varname> is true or <literal>static</literal>). When false, it will
not remove any foreign routes, keeping them even if they are not configured in a .network file.
- Defaults to yes.</para></listitem>
+ Defaults to yes.</para>
+
+ <xi:include href="version-info.xml" xpointer="v246"/></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><varname>ManageForeignNextHops=</varname></term>
+ <listitem><para>A boolean. When true, <command>systemd-networkd</command> will remove nexthops
+ that are not configured in .network files (except for routes with protocol
+ <literal>kernel</literal>). When false, it will
+ not remove any foreign nexthops, keeping them even if they are not configured in a .network file.
+ Defaults to yes.</para>
+
+ <xi:include href="version-info.xml" xpointer="v256"/></listitem>
</varlistentry>
<varlistentry>
colon, i.e., <literal><replaceable>name</replaceable>:<replaceable>number</replaceable></literal>.
The route table name must not be <literal>default</literal>, <literal>main</literal>, or
<literal>local</literal>, as these route table names are predefined with route table number 253,
- 254, and 255, respectively. The route table number must be an integer in the range 1…4294967295.
- This setting can be specified multiple times. If an empty string is specified, then the list
- specified earlier are cleared. Defaults to unset.</para></listitem>
+ 254, and 255, respectively. The route table number must be an integer in the range 1…4294967295,
+ except for predefined numbers 253, 254, and 255. This setting can be specified multiple times.
+ If an empty string is specified, then the list specified earlier are cleared. Defaults to unset.
+ </para>
+
+ <xi:include href="version-info.xml" xpointer="v248"/></listitem>
</varlistentry>
+ <varlistentry>
+ <term><varname>IPv6PrivacyExtensions=</varname></term>
+ <listitem>
+ <para>Specifies the default value for per-network <varname>IPv6PrivacyExtensions=</varname>.
+ Takes a boolean or the special values <literal>prefer-public</literal> and
+ <literal>kernel</literal>. See for details in
+ <citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
+ Defaults to <literal>no</literal>.</para>
+
+ <xi:include href="version-info.xml" xpointer="v254"/>
+ </listitem>
+ </varlistentry>
</variablelist>
</refsect1>
<refsect1>
- <title>[DHCP] Section Options</title>
-
- <para>This section configures the DHCP Unique Identifier (DUID) value used by DHCP
- protocol. DHCPv6 client protocol sends the DHCP Unique Identifier and the interface
- Identity Association Identifier (IAID) to a DHCP server when acquiring a dynamic IPv6
- address. DHCPv4 client protocol sends IAID and DUID to the DHCP server when acquiring
- a dynamic IPv4 address if <option>ClientIdentifier=duid</option>. IAID and DUID allows
- a DHCP server to uniquely identify the machine and the interface requesting a DHCP IP.
- To configure IAID and ClientIdentifier, see
+ <title>[DHCPv4] Section Options</title>
+
+ <para>This section configures the DHCP Unique Identifier (DUID) value used by DHCP protocol. DHCPv4
+ client protocol sends IAID and DUID to the DHCP server when acquiring a dynamic IPv4 address if
+ <option>ClientIdentifier=duid</option>. IAID and DUID allows a DHCP server to uniquely identify the
+ machine and the interface requesting a DHCP IP address. To configure IAID and ClientIdentifier, see
<citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
</para>
<ulink url="https://tools.ietf.org/html/rfc3315#section-9">RFC 3315</ulink>
for a description of all the options.</para>
- <para>The following values are understood:
+ <para>This takes an integer in the range 0…65535, or one of the following string values:
<variablelist>
<varlistentry>
<term><option>vendor</option></term>
<literal>43793</literal> as the vendor identifier (systemd) and hashed contents of
<citerefentry><refentrytitle>machine-id</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
This is the default if <varname>DUIDType=</varname> is not specified.
- </para></listitem>
+ </para>
+
+ <xi:include href="version-info.xml" xpointer="v230"/></listitem>
</varlistentry>
<varlistentry>
<citerefentry><refentrytitle>machine-id</refentrytitle><manvolnum>5</manvolnum></citerefentry>
is used as a DUID value. About the application-specific machine ID, see
<citerefentry><refentrytitle>sd_id128_get_machine_app_specific</refentrytitle><manvolnum>3</manvolnum></citerefentry>.
- </para></listitem>
+ </para>
+
+ <xi:include href="version-info.xml" xpointer="v230"/></listitem>
</varlistentry>
<varlistentry>
then the MAC address of the interface is used as a DUID value. The value <literal>link-layer-time</literal>
can take additional time value after a colon, e.g. <literal>link-layer-time:2018-01-23 12:34:56 UTC</literal>.
The default time value is <literal>2000-01-01 00:00:00 UTC</literal>.
- </para></listitem>
+ </para>
+
+ <xi:include href="version-info.xml" xpointer="v240"/></listitem>
</varlistentry>
</variablelist>
</para>
<para>In all cases, <varname>DUIDRawData=</varname> can be used to override the
- actual DUID value that is used.</para></listitem>
+ actual DUID value that is used.</para>
+
+ <xi:include href="version-info.xml" xpointer="v230"/></listitem>
</varlistentry>
<varlistentry>
43793 (<literal>00:00:ab:11</literal>), and identifier value <literal>f9:2a:c2:77:29:f9:5c:00</literal>.
</para>
</example>
+
+ <xi:include href="version-info.xml" xpointer="v230"/>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
+ <refsect1>
+ <title>[DHCPv6] Section Options</title>
+
+ <para>This section configures the DHCP Unique Identifier (DUID) value used by DHCPv6 protocol.
+ DHCPv6 client protocol sends the DHCP Unique Identifier and the interface Identity Association
+ Identifier (IAID) to a DHCPv6 server when acquiring a dynamic IPv6 address. IAID and DUID allows a
+ DHCPv6 server to uniquely identify the machine and the interface requesting a DHCP IP address. To
+ configure IAID, see
+ <citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
+ </para>
+
+ <para>The following options are understood:</para>
+
+ <variablelist class='network-directives'>
+ <varlistentry>
+ <term><varname>DUIDType=</varname></term>
+ <term><varname>DUIDRawData=</varname></term>
+ <listitem><para>As in the [DHCPv4] section.</para>
+
+ <xi:include href="version-info.xml" xpointer="v249"/></listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect1>
+
<refsect1>
<title>See Also</title>
<para>