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DIN EN 301821:2004-12
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Private User Mobility (PUM) - Registration supplementary service (ISO/IEC 17876 (2003), modified) (Endorsement of the English version EN 301821 V1.2.1 (2004-01) as German standard).
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Summary
This European standard specifies requirements in the telecommunications sector.
Notes
DIN ETS standards collection
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 12/01/2004 |
| Page Count | 2 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
01/06/2001
Superseded
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