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Database: 189759 (19 Oct 2025)
YDN081-1998 English PDF
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
YDN 081-1998
English
RFQ
ASK
3 days [Need to translate]
(Broadband Integrated Industry Digital Network (B-ISDN) - Digital Subscriber Signalling System No. 2 (DSS2) technical specifications. Users access call control (internal standard))
Obsolete
YDN 081-1998
PDF similar to YDN081-1998
Standard similar to YDN081-1998
GB/T 41301
YD/T 1730
YD/T 1548.1
YD/T 4789
YD/T 4780
YDB 137
Basic data
Standard ID
YDN 081-1998 (YDN081-1998)
Description (Translated English)
(Broadband Integrated Industry Digital Network (B-ISDN) - Digital Subscriber Signalling System No. 2 (DSS2) technical specifications. Users access call control (internal standard))
Sector / Industry
Telecommunication Industry Standard
Classification of Chinese Standard
M19;L78
Word Count Estimation
259,261
Date of Issue
2/11/1998
Date of Implementation
6/1/1998
Adopted Standard
ITU T Q.2931-95, MOD
Regulation (derived from)
Industry-Science [2009] No. 58