Professional Standard - Post and Telecommunication
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YDC 082.2-2009
Scope
This part specifies the system architecture, interface, operation management and environment requirements of the Telephone Number Mapping (ENUM) Tier2 system. This section applies to Tier2 systems in the telephone number mapping (ENUM) resolution system.
YDC 082.2-2009 Referenced Document
GB 50174-1993 Design code for electronic computer room
YDC 082.2-2009 history
2009YDC 082.2-2009 Technical Requirement for ENUM-Resolution System.Part 2: Tier 2 System