Rel-4 Services 2G Intermediate

TS 23.090 – USSD Stage 2 Specification

Stage 2 description of Unstructured Supplementary Service Data (USSD) mechanism for transparent communication between MS and PLMN applications.

Release
Rel-4
Category
Services
Subcategory
Supplementary Services
Network Layer
Services
Technology
2G
Business Impact
Medium

Key Technologies

GSM

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