TS 21.103 – 3GPP Release 5 Specifications Identification
3GPP TS 21.103 is the 3GPP Technical Specification for 3GPP Release 5 Specifications Identification. It is published in 2 releases (R99 to Rel-5); the latest version is 5.4.0 in Rel-5.
Identifies the complete set of 3GPP Release 5 technical specifications and reports, including version numbering and freeze status.
Releases and versions of TS 21.103
| Release | Latest version | Links |
|---|---|---|
| Rel-5 | 5.4.0 | Read · Download (3GPP) |
| R99 | 1100 | Read · Download (3GPP) |
Scope of TS 21.103
Category: Services (Specification Management). Technology generation: 3G. Network layer: Services.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Basic. Implementation difficulty: Low.
Key technologies
Specifications that reference TS 21.103
- TS 29.007 PLMN-PSTN/ISDN Interworking Requirements
Other specifications in the 21 series
- TS 21.06 UMTS Network and Service Management Requirements
- TS 21.101 3GPP Release 18 System Specifications List
- TS 21.102 3GPP Release 4 Specifications Overview
- 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 21.202 Common IMS Specifications Catalogue
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 21.103?
3GPP TS 21.103 is the 3GPP Technical Specification for 3GPP Release 5 Specifications Identification. Identifies the complete set of 3GPP Release 5 technical specifications and reports, including version numbering and freeze status.
Which 3GPP releases include TS 21.103?
TS 21.103 is published in 2 releases, from R99 to Rel-5. The latest version on 3GPP Explorer is 5.4.0 (Rel-5).
What category does TS 21.103 belong to?
TS 21.103 belongs to the Services (Specification Management) category of 3GPP specifications. It applies to 3G networks.
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