TR 23.910
Circuit Switched Data Bearer Services
V5.5.0 (PDF)
2005/04 30 p.
V4.9.1
2005/06 21 p.
V3.6.0
2002/09 21 p.
- Rapporteur:
- Dr. Belling, Thomas
full Table of Contents for TR 23.910 Word version: 5.5.0
1 Scope Word‑p. 6
The present document provides an overview of the architecture and issues related to the provision of Circuit Switched Bearer Services in a 3G mobile network (UMTS) operating in UTRAN or GERAN Iu mode. Handover to GERAN A/Gb mode is also considered.
2 References Word‑p. 6
3 Definitions and abbreviations Word‑p. 7
3.1 Definitions Word‑p. 7
3.2 Abbreviations Word‑p. 7
4 General Word‑p. 7
4.1 Limited set of UTRAN Iu mode PLMN connection models Word‑p. 8
4.1.1 Transparent data Word‑p. 8
4.1.2 Non-transparent data Word‑p. 10
4.2 Limited set of GERAN Iu mode PLMN connection models Word‑p. 10
4.2.1 Transparent data Word‑p. 10
4.2.2 Non-transparent data Word‑p. 12
5 Bearer Capabilities for UMTS Data Services Word‑p. 12
5.1 Bearer Capabilities for UMTS Data Services Word‑p. 13
5.1.1 Transparent Data Word‑p. 13
5.1.2 Non-Transparent Fax Word‑p. 13
5.1.3 NT Data Word‑p. 13
5.1.4 Transparent Data for Support of Multimedia Word‑p. 13
5.2 BC-IE to RAB QoS Mapping Word‑p. 14
6 Iu and Nb User Plane Word‑p. 18
6.1 NT services Word‑p. 18
6.2 T services Word‑p. 18
6.2.1 Avoidance of delay at RNC Word‑p. 19
6.2.2 Recovery from the loss of ATM cells Word‑p. 19
7 RLC Word‑p. 19
8 Initial Synchronisation and resynchronisation Word‑p. 19
8.1 Modem services (3.1 kHz audio) Word‑p. 19
8.1.1 Transparent Case Word‑p. 19
8.1.2 Non-Transparent Case Word‑p. 20
8.2 Digital services Word‑p. 20
8.2.1 Transparent case Word‑p. 20
8.2.2 Non-Transparent case Word‑p. 20
8.3 Loss of synchronisation Word‑p. 20
9 Call Control Word‑p. 20
10 Handover Issues Word‑p. 20
10.1 Signalling issues Word‑p. 20
10.1.1 Loss of BC Information during Handover from A/Gb mode to UTRAN Iu mode Word‑p. 20
10.1.2 Handover from UTRAN Iu mode to A/Gb mode Word‑p. 21
10.1.3 Loss of BC Information during Handover from A/Gb mode to GERAN Iu mode Word‑p. 21
10.1.4 Handover from GERAN Iu mode to A/Gb mode Word‑p. 21
10.1.5 Handover from UTRAN Iu mode to GERAN Iu mode Word‑p. 21
10.1.6 Handover from GERAN Iu mode to UTRAN Iu mode Word‑p. 21
10.2 User Plane Word‑p. 22
10.2.1 Handover from Iu mode to A/Gb mode Word‑p. 22
10.2.2 Handover from A/Gb mode to UTRAN Iu mode Word‑p. 22
10.2.2.1 Frame layout for the different transparent user rates Word‑p. 22
10.2.2.2 A-TRAU' frame format Word‑p. 23
10.2.3 Handover from A/Gb mode to GERAN Iu mode Word‑p. 25
10.2.3.1 User plane for transparent services Word‑p. 25
10.2.3.2 User plane for non-transparent services Word‑p. 25
10.2.3.2.1 A-TRAU'' frame format Word‑p. 25
10.2.4 Handover within Iu mode PLMNs Word‑p. 28
10.2.5 Handover for 56 kbit/s Word‑p. 28
$ Change history Word‑p. 29
