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  4. Standard "UNE-EN 300403-1V1.2.2"
Standard UNE-EN 300403-1V1.2.2 1.7.2005 preview

UNE-EN 300403-1V1.2.2

Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Signalling network layer for circuit-mode basic call control; Part 1: Protocol specification [ITU-T Recommendation Q.931 (1993), modified] (Endorsed by AENOR in July of 2005.)

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STANDARD published on 1.7.2005


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The information about the standard:

Designation standards: UNE-EN 300403-1V1.2.2
Publication date standards: 1.7.2005
SKU: NS-1111143
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Category: Technical standards UNE

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Integrated Services Digital Network (ISDN)

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