DZ/T 0101.12-1994
Active
YD/T 2011-2009
Active
Industry standards-Postal and telecommunications
YD/T 2011-2009 Unified IMS-based service technical requirements for call waiting and call hold services (first phase)
YD/T 2011-2009 Unified IMS-based service technical requirements for call waiting and call hold services (first phase)
Basic Information
Standard Code:
YD/T 2011-2009
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Various communication business services
ICS Name:
-
Publish Date:
2009-12-11
Implement Date:
2010-01-01
Pages:
17 pages
Development Information
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