<para>Configuration file. See <citerefentry><refentrytitle>mosquitto.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
<para>Configuration file. See <citerefentry><refentrytitle><linkxlink:href="mosquitto_conf-5.html">mosquitto.conf</link></refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
<para>Host access control via tcp-wrappers as described in <citerefentry><refentrytitle>hosts_access</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
<para>Host access control via tcp-wrappers as described in <citerefentry><refentrytitle><linkxlink:href="https://linux.die.net/man/5/hosts_access">hosts_access</link></refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
<citerefentry><refentrytitle>mosquitto_passwd</refentrytitle><manvolnum>1</manvolnum></citerefentry> and
<citerefentry><refentrytitle><linkxlink:href="mosquitto_passwd-1.html">mosquitto_passwd</link></refentrytitle><manvolnum>1</manvolnum></citerefentry> and
for more information. Note that zero length payloads
are never retained. If you send a zero length
payload retained message it will clear any retained
@ -515,7 +515,7 @@
<term><option>-t</option></term>
<term><option>--topic</option></term>
<listitem>
<para>The MQTT topic on which to publish the message. See <citerefentry><refentrytitle>mqtt</refentrytitle><manvolnum>7</manvolnum></citerefentry> for more information on MQTT topics.</para>
<para>The MQTT topic on which to publish the message. See <citerefentry><refentrytitle><linkxlink:href="mqtt-7.html">mqtt</link></refentrytitle><manvolnum>7</manvolnum></citerefentry> for more information on MQTT topics.</para>
</listitem>
</varlistentry>
<varlistentry>
@ -662,7 +662,7 @@
<title>Wills</title>
<para>mosquitto_sub can register a message with the broker that will be