TS 21.202 – Common IMS Specifications Catalogue
3GPP TS 21.202 is the 3GPP Technical Specification for Common IMS Specifications Catalogue. Its official 3GPP title is “UMTS, LTE, Packet Mode, Architecture, IP, IMS”. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.1.0 in Rel-19.
Catalogue of 3GPP specifications for Common IP Multimedia Subsystem (IMS) architecture and services across releases.
Releases and versions of TS 21.202
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.1.0 | Read · Download (3GPP) |
| Rel-18 | 18.1.0 | Read · Download (3GPP) |
| Rel-17 | 17.1.0 | Read · Download (3GPP) |
| Rel-16 | 16.1.0 | Read · Download (3GPP) |
| Rel-15 | 15.1.0 | Read · Download (3GPP) |
| Rel-14 | 14.2.0 | Read · Download (3GPP) |
| Rel-13 | 13.1.0 | Read · Download (3GPP) |
| Rel-12 | 12.1.0 | Read · Download (3GPP) |
| Rel-11 | 11.1.0 | Read · Download (3GPP) |
| Rel-10 | 10.4.0 | Read · Download (3GPP) |
| Rel-9 | 9.4.0 | Read · Download (3GPP) |
| Rel-8 | 8.6.0 | Read · Download (3GPP) |
Scope of TS 21.202
Category: Services (IMS). Technology generation: Multi-Gen. Network layer: Services.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
- Researchers and academics
Implementation notes
Complexity level: Basic. Implementation difficulty: Low.
Key technologies
Specifications referenced by TS 21.202
Other specifications in the 21 series
- TS 21.103 3GPP Release 5 Specifications Identification
- TS 21.111 USIM and UICC Requirements for 3G
- TS 21.133 3G Security: Threat Analysis & Requirements
- TS 21.201 3GPP Release 18 Specification List
- TS 21.205 List of 3GPP Specifications for 5G System
- TR 21.801 3GPP Drafting Rules and Structure
- TR 21.810 Multi-mode UE Issues - Categories, principles and procedures
- TR 21.866 Study on Energy Efficiency in 3GPP Standards
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TS 21.202?
3GPP TS 21.202 is the 3GPP Technical Specification for Common IMS Specifications Catalogue. Catalogue of 3GPP specifications for Common IP Multimedia Subsystem (IMS) architecture and services across releases.
Which 3GPP releases include TS 21.202?
TS 21.202 is published in 12 releases, from Rel-8 to Rel-19. The latest version on 3GPP Explorer is 19.1.0 (Rel-19).
What category does TS 21.202 belong to?
TS 21.202 belongs to the Services (IMS) category of 3GPP specifications. It applies to Multi-Gen networks.
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