{host_config, "example.net", [{auth_method, [ldap]}]}.
</PRE></LI><LI CLASS="li-itemize">To use internal authentication on all virtual hosts:
<PRE CLASS="verbatim">{auth_method, internal}.
+</PRE></LI></UL><P>If you want to define more <TT>registration_watchers</TT> or <TT>modules</TT> for a virtual host and add them to the defined for all the Jabber server, instead of defining the option name simply as <TT>modules</TT> use this: <TT>{add, modules}</TT>.</P><P>Examples:
+</P><UL CLASS="itemize"><LI CLASS="li-itemize">
+ If you defined two global watchers but on a certain virtual host only Ann should be watcher:
+<PRE CLASS="verbatim">{registration_watchers, ["tom@example.com", "moe@example.net"]}.
+
+{host_config, "example.org", [{registration_watchers, ["ann@example.net"]}]}.
+</PRE></LI><LI CLASS="li-itemize">If you prefer all three to be registration watchers on that virtual host:
+<PRE CLASS="verbatim">{registration_watchers, ["tom@example.com", "moe@example.net"]}.
+
+{host_config, "example.org", [{{add, registration_watchers}, ["ann@example.net"]}]}.
</PRE></LI></UL><!--TOC subsubsection SASL Anonymous and Anonymous Login-->
<H4 CLASS="subsubsection"><!--SEC ANCHOR -->SASL Anonymous and Anonymous Login</H4><!--SEC END --><P>
<A NAME="saslanonymous"></A>
</P><P>This module implements Software Version (<A HREF="http://www.xmpp.org/extensions/xep-0092.html">XEP-0092</A>). Consequently, it
answers <TT>ejabberd</TT>'s version when queried.</P><P>Options:
</P><DL CLASS="description"><DT CLASS="dt-description">
-<B><TT>iqdisc</TT></B></DT><DD CLASS="dd-description"> This specifies
+<B><TT>show_os</TT></B></DT><DD CLASS="dd-description">Should the operating system be revealed or not.
+The default value is <TT>true</TT>.
+</DD><DT CLASS="dt-description"><B><TT>iqdisc</TT></B></DT><DD CLASS="dd-description"> This specifies
the processing discipline for Software Version (<TT>jabber:iq:version</TT>) IQ queries (see section <A HREF="#modiqdiscoption">3.3.2</A>).
</DD></DL><!--TOC chapter Managing an ejabberd server-->
<H1 CLASS="chapter"><!--SEC ANCHOR --><A NAME="htoc51">Chapter 4</A>  Managing an ejabberd server</H1><!--SEC END --><!--TOC section Online Configuration and Monitoring-->