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  4. Standard "UNE-EN 301989V1.1.1"
Standard UNE-EN 301989V1.1.1 1.3.2006 preview

UNE-EN 301989V1.1.1

Corporate telecommunication Networks (CN); Signalling interworking between QSIG and H.323; Call Completion supplementary services [ISO/IEC 21991 (2002) modified] (Endorsed by AENOR in March of 2006.)

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STANDARD published on 1.3.2006


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The information about the standard:

Designation standards: UNE-EN 301989V1.1.1
Publication date standards: 1.3.2006
SKU: NS-1112756
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Category: Technical standards UNE

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Telephone networksTelecommunication services. Applications

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