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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

ITU-T Q.850
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.
ITU-T Q.850
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.
ITU-T Q.850
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.
ITU-T Q.850
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...
Q.850
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.
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References

This document is referenced by:
TS 129 002 - Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; 5G; Mobile Application Part (MAP) specification
Published by ETSI on September 1, 2023
It is necessary to transfer between entities of a Public Land Mobile Network (PLMN) information specific to the PLMN in order to deal with the specific behaviour of roaming Mobile Stations (MS)s. The...
This document is referenced by:
CSA ISO/IEC 15431 - Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network — Inter-exchange signalling protocol — Wireless terminal call handling additional network features
Published by CSA on January 1, 2004
This International Standard specifies the signalling protocol for the support of the Wireless terminal call handling additional network features (ANF-WTMI and ANF-WTMO) at the Q reference point...
This document is referenced by:
TS 132 409 - Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Telecommunication management; Performance Management (PM); Performance measurements; IP Multimedia Subsystem (IMS)
Published by ETSI on April 1, 2022
The present document describes the measurements of IMS. 3GPP TS 32.401 [5] describes Performance Management concepts and requirements. The present document is valid for all measurement types provided...
This document is referenced by:
TS 123 018 - Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Basic call handling; Technical realization
Published by ETSI on May 1, 2022
The present document specifies the technical realization of the handling of calls originated by a UMTS or GSM mobile subscriber and calls directed to a UMTS or GSM mobile subscriber, up to the point...
This document is referenced by:
TS 103 389 - Rail Telecommunications (RT); Global System for Mobile communications (GSM); Usage of Session Initiation Protocol (SIP) on the Network Switching Subsystem (NSS) to Fixed Terminal Subsystem (FTS) interface for GSM Operation on Railways
Published by ETSI on September 1, 2022
The present document defines the signalling and media interface between the Network Switching Subsystem and the Fixed Terminal Subsystem in order to provide a clear set of services needed for GSM-R...
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