TS 09.90 – GSM Phase 2 to Phase 1 Interworking
3GPP TS 09.90 is the 3GPP Technical Specification for GSM Phase 2 to Phase 1 Interworking. It is published in 3 releases (Rel-2 to R96); the latest version is 5.1.0 in R96.
Specifies amendments to Phase 1 infrastructure to support Phase 2 mobile stations while maintaining Phase 1 services.
Releases and versions of TS 09.90
| Release | Latest version | Links |
|---|---|---|
| R96 | 5.1.0 | Read · Download (3GPP) |
| Ph2 | 4.9.0 | Read · Download (3GPP) |
| Rel-2 | 1200 | Read · Download (3GPP) |
Scope of TS 09.90
Category: Radio Access (Air Interface). Technology generation: 2G. Network layer: RAN.
Who should read this specification?
- Network operators
- Device manufacturers
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Other specifications in the 09 series
- TS 09.31 BSSAP LCS Extension Specification
- TS 09.60 GPRS Tunnelling Protocol (GTP) Specification
- TS 09.61 GPRS Interworking Requirements
- TS 09.78 CAMEL Application Part (CAP) Specification
- TS 09.91 SIM-ME Interworking Phase 1/2 Compatibility
- TS 09.94 Infrastructure Measures for MS Faults
- TS 09.95 GPRS Legacy Mobile Interworking
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 09.90?
3GPP TS 09.90 is the 3GPP Technical Specification for GSM Phase 2 to Phase 1 Interworking. Specifies amendments to Phase 1 infrastructure to support Phase 2 mobile stations while maintaining Phase 1 services.
Which 3GPP releases include TS 09.90?
TS 09.90 is published in 3 releases, from Rel-2 to R96. The latest version on 3GPP Explorer is 5.1.0 (R96).
What category does TS 09.90 belong to?
TS 09.90 belongs to the Radio Access (Air Interface) category of 3GPP specifications. It applies to 2G networks.
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