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YD/T 1933-2009 PDF English

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YD/T 1933-2009: Technical Requirements of Services Based on the Unified IMS IP Centrex Service(Release 1)
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YD/T 1933-2009English529 Add to Cart 4 days [Need to translate] Technical Requirements of Services Based on the Unified IMS IP Centrex Service(Release 1)

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Basic data

Standard ID YD/T 1933-2009 (YD/T1933-2009)
Description (Translated English) Technical Requirements of Services Based on the Unified IMS IP Centrex Service(Release 1)
Sector / Industry Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard M21
Classification of International Standard 33.030
Word Count Estimation 20,254
Date of Issue 2009-06-15
Date of Implementation 2009-09-01
Quoted Standard YD/T 1931-2009
Regulation (derived from) MIIT [2009] No. 43
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard provides a unified IMS-based IP Centrex services business definitions, business system architecture and interfaces, service features, the business of network elements and signaling requirements of the client's business requirements and management requirements. This standard applies to IMS-based Unified IP Centrex services.

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