TS 03.85 – Closed User Group Supplementary Service
3GPP TS 03.85 is the 3GPP Technical Specification for Closed User Group Supplementary Service. It is published in 4 releases (Ph2 to R98); the latest version is 7.0.0 in R98.
Defines stage 2 description of Closed User Group (CUG) supplementary service for GSM networks, including call handling procedures and authorization functions.
Releases and versions of TS 03.85
| Release | Latest version | Links |
|---|---|---|
| R98 | 7.0.0 | Read · Download (3GPP) |
| R97 | 6.0.0 | Read · Download (3GPP) |
| R96 | 5.0.0 | Read · Download (3GPP) |
| Ph2 | 4.2.1 | Read · Download (3GPP) |
Scope of TS 03.85
Category: Services (Supplementary Services). Technology generation: 2G. Network layer: Services.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
- Researchers and academics
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Other specifications in the 03 series
- TS 03.81 Call Identification Supplementary Services
- TS 03.82 Call Forwarding Supplementary Services Stage 2
- TS 03.83 Call Completion Supplementary Services Stage 2
- TS 03.84 Multi Party Supplementary Services Stage 2
- TS 03.86 Advice of Charge Supplementary Services
- TS 03.87 User-to-User Signalling Supplementary Services
- TS 03.88 Call Barring Services Stage 2 Description
- TS 03.90 Unstructured Supplementary Service Data (USSD)
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 03.85?
3GPP TS 03.85 is the 3GPP Technical Specification for Closed User Group Supplementary Service. Defines stage 2 description of Closed User Group (CUG) supplementary service for GSM networks, including call handling procedures and authorization functions.
Which 3GPP releases include TS 03.85?
TS 03.85 is published in 4 releases, from Ph2 to R98. The latest version on 3GPP Explorer is 7.0.0 (R98).
What category does TS 03.85 belong to?
TS 03.85 belongs to the Services (Supplementary Services) category of 3GPP specifications. It applies to 2G networks.
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