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  4. Standard "ETSI ETS 300661-1-ed.1"
Standard ETSI ETS 300661-1-ed.1 31.7.1997 preview

ETSI ETS 300661-1-ed.1

Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; Direct Dialling In (DDI) supplementary service; Part 1: Protocol specification [ITU-T Recommendation Q.2951, clause 1 (1995), modified]



STANDARD published on 31.7.1997


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Price16.50 USD excl. VAT
16.50 USD

The information about the standard:

Designation standards: ETSI ETS 300661-1-ed.1
Publication date standards: 31.7.1997
SKU: NS-313348
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: European technical standard
Category: Technical standards ETSI

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