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authorYu Watanabe <watanabe.yu+github@gmail.com>2018-06-25 14:32:41 +0200
committerYu Watanabe <watanabe.yu+github@gmail.com>2018-08-08 03:15:00 +0200
commit319b94bca7f1ffdce9d6cd6370a517a10442fd95 (patch)
treeb9317fbe5117962cb2233b64ffc5c7e1693a460b /man/networkd.conf.xml
parentnetwork: request product UUID when DUIDType=uuid but DUIDRawData= is not set (diff)
downloadsystemd-319b94bca7f1ffdce9d6cd6370a517a10442fd95.tar.xz
systemd-319b94bca7f1ffdce9d6cd6370a517a10442fd95.zip
man: mention that DUIDType=uuid uses the product UUID or machine-ID
Diffstat (limited to 'man/networkd.conf.xml')
-rw-r--r--man/networkd.conf.xml27
1 files changed, 20 insertions, 7 deletions
diff --git a/man/networkd.conf.xml b/man/networkd.conf.xml
index 5a98f8b318..f5f7acbf67 100644
--- a/man/networkd.conf.xml
+++ b/man/networkd.conf.xml
@@ -67,7 +67,7 @@
<para>The following values are understood:
<variablelist>
<varlistentry>
- <term><option>vendor</option> </term>
+ <term><option>vendor</option></term>
<listitem><para>If <literal>DUIDType=vendor</literal>, then the DUID value will be generated using
<literal>43793</literal> as the vendor identifier (systemd) and hashed contents of
<citerefentry><refentrytitle>machine-id</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
@@ -76,9 +76,19 @@
</varlistentry>
<varlistentry>
- <term><option>link-layer-time</option> </term>
- <term><option>link-layer</option> </term>
- <term><option>uuid</option> </term>
+ <term><option>uuid</option></term>
+ <listitem><para>If <literal>DUIDType=uuid</literal>, and <varname>DUIDRawData=</varname> is not set,
+ then the product UUID is used as a DUID value. If a system does not have valid product UUID, then
+ an application-specific
+ <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>
+ </varlistentry>
+
+ <varlistentry>
+ <term><option>link-layer-time</option></term>
+ <term><option>link-layer</option></term>
<listitem><para>Those values are parsed and can be used to set the DUID type
field, but DUID contents must be provided using <varname>DUIDRawData=</varname>.
</para></listitem>
@@ -96,8 +106,9 @@
byte separated by <literal>:</literal>. The DUID that is sent is composed of the DUID type specified by
<varname>DUIDType=</varname> and the value configured here.</para>
- <para>The DUID value specified here overrides the DUID that systemd-networkd generates using the machine-id
- from the <filename>/etc/machine-id</filename> file. To configure DUID per-network, see
+ <para>The DUID value specified here overrides the DUID that
+ <citerefentry><refentrytitle>systemd-networkd.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+ generates from the machine ID. To configure DUID per-network, see
<citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
The configured DHCP DUID should conform to the specification in
<ulink url="http://tools.ietf.org/html/rfc3315#section-9">RFC 3315</ulink>,
@@ -125,7 +136,9 @@ DUIDRawData=00:00:ab:11:f9:2a:c2:77:29:f9:5c:00</programlisting>
<para>
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>machine-id</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+ <citerefentry><refentrytitle>systemd-networkd.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>machine-id</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>sd_id128_get_machine_app_specific</refentrytitle><manvolnum>3</manvolnum></citerefentry>
</para>
</refsect1>