ETS 300 549 : 20002
Current
The latest, up-to-date edition.
EUROPEAN DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2) - UNSTRUCTURED SUPPLEMENTARY SERVICE DATA (USSD) - STAGE 2
Hardcopy , PDF
English
Foreword
1 Scope
2 Normative References
3 Definitions and abbreviations
4 Cross phase compatibility
5 Network initiated unstructured supplementary service
5.1 Handling of network initiated USSD
5.2 Functions and information flows
5.2.1 Invoking unstructured SS operation from
the HLR
5.2.2 Invoking unstructured SS operation from
the VLR
5.2.3 Invoking unstructured SS operation from
the MSC
5.2.4 Forwarding USSD operations
5.2.5 Handling of unstructured SS operation at
the MS
5.3 Information stored in the HLR
5.4 Information stored in the VLR
5.5 Handover
5.6 Cross-phase compatibility
6 Mobile initiated unstructured supplementary service
data
6.1 Handling of USSD request at MS
6.2 Functions and information flows
6.2.1 Handling of USSD request at MS
6.2.2 Handling of USSD request at MSC
6.2.3 Handling of USSD request at VLR
6.2.4 Handling of USSD request at HLR
6.2.5 Processing the USSD request
6.3 Information stored in the HLR
6.4 Information stored in the VLR
6.5 Handover
6.6 Cross-phase compatibility
History
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