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  4. Standard "ETSI EN 301821-V1.2.1"
Standard ETSI EN 301821-V1.2.1 6.1.2004 preview

ETSI EN 301821-V1.2.1

Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Private User Mobility (PUM); Registration supplementary service [ISO/IEC 17876 (2003), modified]



STANDARD published on 6.1.2004


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16.10 USD

The information about the standard:

Designation standards: ETSI EN 301821-V1.2.1
Publication date standards: 6.1.2004
SKU: NS-310292
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: European technical standard
Category: Technical standards ETSI

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