ITU-T Q.850
Usage of Cause and Location in the Digital Subscriber Signalling System No. 1 and the Signalling System No. 7 ISDN User Part
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| Organization: | ITU-T |
| Publication Date: | 1 May 1998 |
| Status: | inactive |
| Page Count: | 32 |
scope:
This Recommendation defines the format, encoding and semantics of cause information elements/parameters and the usage of the location field, in the Digital Subscriber Signalling System No. 1 and the Signalling System No. 7 ISDN User Part. Many cause values are applicable to both DSS 1 and SS No. 7 ISUP and this Recommendation specifies the use of each cause value in other Recommendations.
Document History
April 1, 2019
Usage of cause and location in the Digital Subscriber Signalling System No. 1 and the Signalling System No. 7 ISDN user part Amendment 1
A description is not available for this item.
October 1, 2018
Usage of cause and location in the Digital Subscriber Signalling System No. 1 and the Signalling System No. 7 ISDN user part
A description is not available for this item.
July 1, 2001
Usage of Cause and Location in the Digital Subscriber Signalling System No. 1 (DSS1) and the Signalling System No. 7 ISDN User Part (ISUP) Series Q: Switching and Signalling - Digital Subscriber Signalling System No. 1 - General
A description is not available for this item.
June 1, 2000
Usage of Cause and Location in the Digital Subscriber Signalling System No. 1 and the Signalling System No. 7 ISDN User Part - Addendum 1 - Series Q: Switching and Signalling - Digital Subscriber Signalling System No. 1 - General
A description is not available for this item.
ITU-T Q.850
May 1, 1998
Usage of Cause and Location in the Digital Subscriber Signalling System No. 1 and the Signalling System No. 7 ISDN User Part
This Recommendation defines the format, encoding and semantics of cause information elements/parameters and the usage of the location field, in the Digital Subscriber Signalling System No. 1 and the...
January 1, 1993
Usage of Cause and Location in the Digital Subscriber Signalling System No. 1 and the Signalling System No. 7 ISDN User Part - Digital Subscriber Signalling System No. 1 - General (Study Group XI) 25 pp (ETSI PRETS 300 485: 1995)
A description is not available for this item.