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network: make IAID and DUID for DHCPv6 configurable explicitly

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Closes #18996.
This commit is contained in:
Yu Watanabe
2021-04-21 21:00:11 +09:00
parent cde74a65c1
commit 4e26a5baa0
14 changed files with 306 additions and 96 deletions
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man/networkd.conf.xml
+27 -8
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@@ -98,15 +98,12 @@
</refsect1>
<refsect1>
<title>[DHCP] Section Options</title>
<title>[DHCPv4] 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
<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>
@@ -188,6 +185,28 @@ DUIDRawData=00:00:ab:11:f9:2a:c2:77:29:f9:5c:00</programlisting>
</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></listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>See Also</title>
<para>