Content for TS 43.129 Word version: 16.0.0
4 Architecture and principles
5 Signalling procedures
6 Radio interface Signalling
A Agreed handover principles
B PS Handover Primitives
$ Change History
4 Architecture and principles Word‑p. 12
4.1 Reference architecture
4.2 Handover principles
4.2.1 General
4.2.2 PS Handover preparation phase Word‑p. 13
4.2.3 PS Handover execution phase Word‑p. 14
4.2.4 PS Handover Network Node Responsibilities
4.3 Protocol architecture
4.3.1 User plane overview
4.3.2 Control plane overview
4.3.3 Physical Layer Word‑p. 15
4.3.4 RLC/MAC
4.3.5 Radio Resource (RR) Word‑p. 16
4.3.6 BSSGP
4.3.7 Overview of PS Handover Signalling Messages
4.4 Identifiers
5 Signalling procedures
5.1 GERAN (A/Gb mode) → GERAN (A/Gb mode) handover
5.1.1 Intra Cell
5.1.2 Intra BSS
5.1.2.1 General
5.1.2.2 Intra BSS HO; Preparation phase Word‑p. 21
5.1.2.3 Intra BSS HO; Execution phase Word‑p. 22
5.1.2.4 Intra BSS Handover - Optimised Word‑p. 23
5.1.3 Intra SGSN Word‑p. 25
5.1.3.1 Intra SGSN/Inter BSS HO, Preparation phase
5.1.3.2 Intra SGSN/Inter BSS HO, Execution phase Word‑p. 26
5.1.4 Inter SGSN Word‑p. 28
5.2 Inter-RAT/mode handover (GERAN A/Gb mode → UTRAN/ GERAN Iu mode) Word‑p. 35
5.2.1 Intra SGSN
5.2.1.1 Intra-SGSN GERAN A/Gb mode to UTRAN/GERAN Iu mode HO; Preparation phase
5.2.1.2 Intra-SGSN GERAN A/Gb mode to UTRAN/GERAN Iu mode HO; Execution phase Word‑p. 37
5.2.2 Inter SGSN Word‑p. 40
5.3 Inter-RAT/mode Handover (UTRAN/GERAN Iu mode → GERAN A/Gb mode) Word‑p. 46
5.3.1 Intra SGSN
5.3.1.1 Inter RAT/mode UTRAN/GERAN Iu mode to GERAN A/Gb mode PS HO; Preparation phase
5.3.1.2 Inter RAT/mode UTRAN/GERAN Iu mode to GERAN A/Gb mode PS HO; Execution phase Word‑p. 48
5.3.2 Inter SGSN Word‑p. 51
5.3a Inter-RAT Handover (GERAN A/Gb mode to E-UTRAN) |R8| Word‑p. 56
5.3b Inter-RAT Handover (E-UTRAN to GERAN A/Gb mode) |R8|
5.4 Handover reject Word‑p. 58
5.5 Handover cancel
5.5.1 General
5.5.2 Signalling procedures Word‑p. 59
5.5.2.1 Inter-SGSN case, GERAN A/Gb mode→ GERAN A/Gb mode
5.5.2.2 Inter-SGSN case, GERAN A/Gb mode→ UTRAN/GERAN Iu mode Word‑p. 60
5.5.2.3 Inter-SGSN case, UTRAN/GERAN Iu mode→ GERAN A/Gb mode Word‑p. 61
5.5.2.4 Inter-SGSN, GERAN A/Gb mode → E-UTRAN |R8|
5.5.2.5 Inter-SGSN case, E - UTRAN→ GERAN A/Gb mode |R8|
5.6 Container handling
5.6.1 Contents of the containers Word‑p. 63
5.6.1.1 Contents of the GERAN A/Gb mode or GAN mode → GERAN A/Gb mode Transparent Containers Word‑p. 64
5.6.1.1.1 Source BSS to Target BSS Transparent Container
5.6.1.1.2 Target BSS to Source BSS Transparent Container
5.6.1.2 Contents of the GERAN A/Gb mode or GAN mode → UTRAN Transparent Containers
5.6.1.2.1 Source to Target Transparent Container
5.6.1.2.2 Target to Source Transparent Container Word‑p. 65
5.6.1.3 Contents of the UTRAN → GERAN A/Gb Mode or GAN mode Transparent Containers
5.6.1.3.1 Source BSS to Target BSS Transparent Container
5.6.1.3.2 Target BSS to Source BSS Transparent Container
5.6.1.4 Contents of the GERAN A/Gb mode → GERAN Iu mode Transparent Containers Word‑p. 66
5.6.1.5 Content of GERAN Iu mode → GERAN A/Gb mode Transparent Containers
5.6.1.5.1 Source BSS to Target BSS Transparent Container
5.6.1.5.2 Target BSS to Source BSS Transparent Container
5.6.1.6 Contents of the GERAN A/Gb mode → GAN mode Transparent Containers |R7| Word‑p. 67
5.6.1.6.1 Source BSS to Target BSS Transparent Container
5.6.1.6.2 Target BSS to Source BSS Transparent Container
5.6.1.7 Contents of the GERAN A/Gb mode → E-UTRAN Transparent Containers |R8|
5.6.1.8 Contents of the E-UTRAN → GERAN A/Gb mode Transparent Containers |R8| Word‑p. 68
5.7 PS Handover Failure
5.7.1 Preparations Phase Failure Scenarios
5.7.1.1 PS Handover preparation phase failure scenarios on the Um interface
5.7.1.2 PS Handover preparation phase failure scenarios on the Gb interface Word‑p. 69
5.7.1.3 PS Handover preparation phase failure scenarios on the Gn interface
5.7.1.4 PS Handover preparation phase failure scenarios on the Up interface |R7|
5.7.2 Execution Phase Failure Scenarios Word‑p. 70
5.7.2.1 Execution phase failures on the Um interface
5.7.2.1.1 Initial Access Failure in the Target Cell during PS handover
5.7.2.1.2 Radio contact with the MS is lost: Word‑p. 71
5.7.2.2 Execution phase failures on the Gb interface Word‑p. 73
5.7.2.3 Execution phase failures on the Gn interface Word‑p. 74
5.8 GAN Handover |R7|
5.8.1 Intra-SGSN Handover (GERAN A/Gb mode → GAN mode handover)
5.8.1.1 Intra SGSN PS Handover, Preparation phase
5.8.1.2 Intra SGSN PS Handover, Execution phase Word‑p. 75
5.8.2 Intra-SGSN Handover (GAN mode → GERAN A/Gb mode handover)
5.8.2.1 Intra SGSN PS Handover, Preparation phase
5.8.2.2 Intra SGSN PS Handover, Execution phase Word‑p. 76
5.8.3 Inter-SGSN Handover (GERAN A/Gb mode → GAN mode handover)
5.8.4 Inter-SGSN Handover (GAN mode → GERAN A/Gb mode handover)
5.8.5 Inter RAT Handover; Intra SGSN (UTRAN → GAN mode handover)
5.8.5.1 Intra SGSN PS Handover, Preparation phase
5.8.5.2 Intra SGSN PS Handover, Execution phase Word‑p. 78
5.8.6 Inter RAT Handover; Intra SGSN (GAN mode →UTRAN handover)
5.8.7 Inter RAT Handover; Inter SGSN (UTRAN → GAN mode handover) Word‑p. 79
5.8.8 Inter RAT Handover; Inter SGSN (GAN mode → UTRAN handover)
6 Radio interface Signalling
6.1 PS Handover Signalling (Um)
6.1.1 General
6.1.2 Overview of PS Handover messages Word‑p. 80
6.1.2.1 GERAN A/Gb mode/GAN mode to GERAN A/Gb mode PS Handover
6.1.2.2 UTRAN/GERAN Iu mode to GERAN A/Gb mode/GAN mode PS Handover
6.1.2.3 GERAN A/Gb mode to GERAN Iu mode PS Handover Word‑p. 81
6.1.2.4 GERAN A/Gb mode/GAN mode to UTRAN mode PS Handover
6.1.2.5 GERAN A/Gb mode to GAN mode PS Handover |R7| Word‑p. 82
6.1.2.6 GERAN A/Gb mode to E-UTRAN PS Handover |R8|
6.1.2.7 E-UTRAN to GERAN A/Gb mode PS Handover |R8|
6.1.3 RLC/MAC segmentation Word‑p. 83
6.1.4 Inter RAT/mode PS Handover to GERAN A/Gb
6.1.5 Inter RAT/mode PS Handover from GERAN A/Gb
6.2 Mechanisms for Initial Access in the Target Cell
6.2.1 General
6.2.2 Synchronisation of handovers
6.2.3 Option 1 - Downlink Data sent after performing access in the target cell Word‑p. 84
6.2.4 Option 2 - Downlink Data sent before performing access in the target cell (Blind Transmission)
6.3 Methods for triggering PS Handover Word‑p. 87
A (Normative) Agreed handover principles Word‑p. 88
B PS Handover Primitives Word‑p. 90
B.1 Overview
B.2 Primitives in Source BSS
B.3 Primitives in Old SGSN Word‑p. 91
B.4 Primitives in New SGSN |R13| Word‑p. 92
B.5 Primitives in Target BSS Word‑p. 93
B.6 Primitives in MS
$ Change History Word‑p. 94
