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Bureau du Secrétaire Général Radio- communication (ITU-R) Normalisation (ITU-T) Développement (ITU-D) Expositions et Forums de TELECOM Membres	Home Page : Publications Study Group 7 (Data networks and open system communications) Circulars (related to SG 7) Collective Letters Contributions Delayed Contributions Reports Implementors' Guides Work Programme for Study Group 7 [xseries] Status of X-series Recommendations (May 2001) Listing of common text and technically aligned Recommendations | International Standards (including technical reports and international standardized profiles) (May 2001) Mapping between ISO/IEC Standards and ITU-T Recommendations (May 2001) Guide for ITU-T and ISO/IEC JTC 1 cooperation (Annex A to WTSC -96 Recommendation A.23) [efq_series] Status of E-series, F-series and Q-series Recommendations under the responsibility of Study Group 7 (May 2001) List of X-series Implementors' Guides Organization of X-series Recommendations MHS (X.400) and Directory (X.500) solution for the Y2K issue

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