This Guide contains technical specifications for connecting a Z39.50 client to the OCLC Z39.50 server to use the OCLC Z39.50 Cataloging service. OCLC's server implements Z39.50-1995 (Version 3 of the protocol).
| Date | Section | Description of changes |
|---|---|---|
| 22 January 2008 | Internet Addresses and Hours of Availability | Added OCLCHPB (OCLC Hand Press Book) to Database Names |
| 14 January 2008 | Initialization Service | Updated information for ID Authentication |
| 9 December 2007 | Element Set Names Available | Updated Revision history to show addition of element set names and description for Display Holdings. |
| 21 May 2007 | Internet Addresses and Hours of Availability | Added new OCLCInstitutionRecords database to list of databases. |
| October 2006 | Introduction Initialization Service |
Added link to OCLC_MARC records Added information and example for UTF-8 |
| July 2006 | Test Server | Changed server name fron "zcat-test" to "zgate-test" |
| July 2006 | Returning Non-Latin Data in Response Records | Added new section |
| August 2005 | Internet Addresses and Hours of Availability | Removed Dedicated TCP/IP as communication method |
| June 2005 | Internet Addresses and Hours of Availability; Initialization Service; Element Set Names | Changes for Z39.50 Tandem Migration project and formatting cleanup |
| January 2002 | All |
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