<!--
- $Id: zebrasrv-virtual.xml,v 1.1 2005-08-05 14:39:12 marc Exp $
+ $Id: zebrasrv-virtual.xml,v 1.3 2006-01-19 09:27:00 marc Exp $
Description of the virtual host mechanism in YAZ GFS
Included in both manual and man page for yaz-ztest
-->
</para>
<para>
A backend can be configured to execute in a particular working
- directory. Or the YAZ frontend may perform CQL to RPN conversion, thus
- allowing traditional Z39.50 backends to be offered as a SRW/SRU
- service. SRW/SRU Explain information for a particular backend may also
+ directory. Or the YAZ frontend may perform <ulink url="http://www.loc.gov/standards/sru/cql/">CQL</ulink> to RPN conversion, thus
+ allowing traditional Z39.50 backends to be offered as a <ulink url="http://www.loc.gov/standards/sru/srw/">SRW</ulink>/ <ulink url="http://www.loc.gov/standards/sru/">SRU</ulink>
+ service. <ulink url="http://www.loc.gov/standards/sru/srw/">SRW</ulink>/ <ulink url="http://www.loc.gov/standards/sru/">SRU</ulink> Explain information for a particular backend may also
be specified.
</para>
<para>
<varlistentry><term>element <literal>cql2rpn</literal> (optional)</term>
<listitem>
<para>
- Specifies a filename that includes CQL to RPN conversion for this
- backend server. See &reference-tools-cql-map;
+ Specifies a filename that includes <ulink url="http://www.loc.gov/standards/sru/cql/">CQL</ulink> to RPN conversion for this
+ backend server. See <ulink url="http://www.loc.gov/standards/sru/cql/">CQL</ulink> section in YAZ manual.
If given, the backend server will only "see" a Type-1/RPN query.
</para>
</listitem>
<varlistentry><term>element <literal>explain</literal> (optional)</term>
<listitem>
<para>
- Specifies SRW/SRU ZeeRex content for this server. Copied verbatim
+ Specifies <ulink url="http://www.loc.gov/standards/sru/srw/">SRW</ulink>/ <ulink url="http://www.loc.gov/standards/sru/">SRU</ulink> ZeeRex content for this server. Copied verbatim
to the client. As things are now, some of the Explain content
seeem redundant because host information, etc. is also stored
elsewhere.
elements.
</para>
<para>
- For <literal>"server2"</literal> elements for CQL to RPN conversion
+ For <literal>"server2"</literal> elements for <ulink url="http://www.loc.gov/standards/sru/cql/">CQL</ulink> to RPN conversion
is supported and explain information has been added (a short one here
to keep the example small).
</para>