<para>Note that if IPv6 is enabled on the interface, and the MTU is chosen
below 1280 (the minimum MTU for IPv6) it will automatically be increased to this value.</para>
</listitem>
- </varlistentry>
+ </varlistentry>
+ <varlistentry>
+ <term><varname>IPServiceType=</varname></term>
+ <listitem>
+ <para>Takes string; "CS6" or "CS4". Used to set IP service type to CS6 (network control)
+ or CS4 (Realtime). IPServiceType defaults to CS6 if nothing is specified.</para>
+ </listitem>
+ </varlistentry>
</variablelist>
</refsect1>