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ETS 300 544 : 20001
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The latest, up-to-date edition.
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EUROPEAN DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2) - CALL WAITING (CW) AND CALL HOLD (HOLD) SUPPLEMENTARY SERVICES - STAGE 2
Hardcopy , PDF
English
Foreword
0 General
0.1 Scope
0.2 Normative references
0.3 Definitions and abbreviations
1 Call waiting (CW)
1.1 Handling of call waiting
1.2 Functions and information flows
1.3 Information stored in the HLR
1.4 State transition model
1.5 Transfer of information from HLR to VLR
1.6 Information stored in the VLR
1.7 Handover
2 Call hold (HOLD)
2.1 Functions and information flows
2.2 Information stored in the HLR
2.3 State transition model
2.4 Transfer of information from HLR to VLR
2.5 Information stored in the VLR
2.6 Handover
History
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