What use are the XRef options?
The XRef options are used to integrate Cyclone with Typhoon and Breeze. The “Xref:” header in a Usenet message specifies the article number for each newsgroup the message is posted in. Cyclone has three options for how to handle the “Xref:” header. They are specified by adding the “XrefAction” directive in the “cyclone.conf” file. For example, to generate “Xref:” headers for all posts passing through the Cyclone server use “XrefAction Generate”. Consider the following diagram to give an overview of the roles of the various servers in a multi-level master/slave configuration. border border \ / master / \ transport transport / | \ | \ leaf leaf leaf leaf leaf The border, master and transport servers all run Cyclone, using the “XrefAction” directive with values of “Remove”, “Generate” and “Pass” respectively. The leaf servers run Typhoon or Breeze and are set to accept “Xref:” headers as generated by the master server. This is done by setting the “XrefAction Parse” directive in Typhoon or
