TS 124 428 : 7.2.0
Current
The latest, up-to-date edition.
DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM (UMTS); TISPAN; COMMON BASIC COMMUNICATION PROCEDURES; PROTOCOL SPECIFICATION
Hardcopy , PDF
English
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Foreword
Foreword
1 Scope
2 References
2.1 Normative references
2.2 Informative references
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 Common basic communication procedures
4.1 Introduction
4.2 Announcement
4.3 Alternative ring tone
4.4 Network Determined User Busy (NDUB)
4.5 Operational requirements
4.6 Coding requirements
4.7 Signalling procedures
4.8 Interactions with other networks
4.9 Signalling flows
4.10 Parameter values (timers)
Annex A (informative): Signalling flows for announcements
A.1 Providing announcements to a user during the
establishment of a communication session
A.2 Providing announcements to a user during an established
communication
A.3 Communication request rejected
Annex B (informative): Signalling flows for Network Determined
User Busy (NDUB)
B.1 Basic call with UE busy with T-AS involvement (NDUB
condition check)
B.2 Busy condition (NDUB) detected by terminating AS
Annex D (normative): Application Server (AS) establishing multiple
dialogs with originating UE
D.1 General
Annex E (informative): Bibliography
Annex F (informative): Change history
History
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