ETSI TS 143 318 V13.0.0 (2016-01)

ETSI TS 1143 318 V13.0.0 (201616-01)






TECHNICAL SPECIFICATIONION
Digital cellular telecocommunications system (Phahase 2+);
Generic Aic Access Network (GAN);
Stage 2
(3GPP TS 43.3.318 version 13.0.0 Release 13 13)

R
GLOBAL SYSTTEME FOR
MOBILE COMMUUNNICATIONS

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3GPP TS 43.318 version 13.0.0 Release 13 1 ETSI TS 143 318 V13.0.0 (2016-01)



Reference
RTS/TSGG-0143318vd00
Keywords
GSM
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3GPP TS 43.318 version 13.0.0 Release 13 2 ETSI TS 143 318 V13.0.0 (2016-01)
Intellectual Property Rights
IPRs essential or potentially essential to the present document may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (https://ipr.etsi.org/).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
Foreword
This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).
The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or
GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables.
The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under
http://webapp.etsi.org/key/queryform.asp.
Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of
provisions).
"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.
ETSI

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3GPP TS 43.318 version 13.0.0 Release 13 3 ETSI TS 143 318 V13.0.0 (2016-01)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 7
1 Scope . 8
2 References . 8
3 Definitions, symbols and abbreviations . 10
3.1 Definitions . 10
3.2 Symbols . 11
3.3 Abbreviations . 11
4 Architecture . 13
4.1 GAN A/Gb mode architecture . 13
4.2 GAN Iu mode architecture . 14
5 Functional entities . 16
5.1 Mobile Station (MS) . 16
5.2 Generic Access Network Controller (GANC) . 16
5.2.1 GAN A/Gb mode . 16
5.2.2 GAN Iu mode . 17
6 Control and User Plane Architecture . 17
6.1 CS Domain (GAN A/Gb mode) . 17
6.1.1 CS Domain - Control Plane . 17
6.1.1.1 CS Domain - Control Plane - GAN Architecture . 17
6.1.1.2 CS Domain - Control Plane - MS Architecture . 19
6.1.2 CS Domain - User Plane . 20
6.1.2.1 CS Domain - User Plane - GAN Architecture. 20
6.2 PS Domain (GAN A/Gb mode) . 21
6.2.1 PS Domain - GAN Architecture . 21
6.2.1.1 PS Domain - Control Plane - GAN Architecture . 21
6.2.1.2 PS Domain - User Plane - GAN Architecture . 22
6.2.2 PS Domain - MS Architecture . 23
6.3 CS Domain (GAN Iu mode) . 24
6.3.1 CS Domain - Control Plane . 24
6.3.1.1 CS Domain - Control Plane - GAN Architecture . 24
6.3.1.2 CS Domain - Control Plane - MS Architecture . 25
6.3.2 CS Domain - User Plane . 26
6.3.2.1 CS Domain - User Plane - GAN Architecture. 26
6.3.2.2 CS Domain - User Plane - MS Architecture . 27
6.4 PS Domain (GAN Iu mode) . 28
6.4.1 PS Domain - Control Plane . 28
6.4.1.1 PS Domain - Control Plane - GAN Architecture . 28
6.4.1.2 PS Domain - Control Plane - MS Architecture . 29
6.4.2 PS Domain - User Plane . 30
6.4.2.1 PS Domain - User Plane - GAN Architecture . 30
6.4.2.2 PS Domain - User Plane - MS Architecture . 31
7 Management functionality . 32
7.1 State diagram for Generic Access . 32
7.2 GA-RC (Generic Access Resource Control) . 33
7.2.1 General . 33
7.2.2 States of the GA-RC sub-layer . 33
7.3 GA-CSR (Generic Access Circuit Switched Resources) . 33
7.3.1 General . 33
ETSI

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3GPP TS 43.318 version 13.0.0 Release 13 4 ETSI TS 143 318 V13.0.0 (2016-01)
7.3.2 States of the GA-CSR sub-layer . 34
7.4 GA-PSR (Generic Access Packet Switched Resources). 34
7.4.1 States of the GA-PSR sub-layer . 34
7.4a GA-RRC . 35
7.4a.1 General . 35
7.4a.2 States of the GA-RRC sub-layer . 35
7.5 Security Mechanisms . 36
8 High-Level Procedures for GAN A/Gb Mode . 36
8.1 Mechanism of Mode Selection in Multi-mode terminals . 36
8.2 PLMN Selection . 37
8.3 Re-selection between GERAN/UTRAN/E-UTRAN and GAN modes . 38
8.3.1 Rove-in (from GERAN/UTRAN/E-UTRAN mode to GAN mode) . 38
8.3.2 Rove-out (from GAN mode to GERAN/UTRAN/E-UTRAN mode) . 39
8.4 GAN Discovery and Registration related procedures. 39
8.4.1 Discovery and Registration for Generic Access . 39
8.4.1.1 General . 39
8.4.1.2 Security Gateway Identification . 39
8.4.1.3 GANC capabilities . 40
8.4.1.4 MS capabilities . 40
8.4.1.4a Required GAN Services . 40
8.4.1.4b GAN Mode Selection . 40
8.4.1.5 Discovery Procedure . 43
8.4.1.5.1 Normal Case . 43
8.4.1.6 Registration procedure . 44
8.4.1.6.1 Normal case . 44
8.4.1.6.2 Abnormal cases . 46
8.4.2 De-Registration . 46
8.4.3 Registration Update . 47
8.4.4 Keep Alive . 48
8.4.5 Cell Broadcast Information . 48
8.5 Authentication . 49
8.6 Encryption . 49
8.6.1 Establishment of a Secure Association . 49
8.7 GA-CSR Connection handling . 50
8.7.1 GA-CSR Connection Establishment . 50
8.7.2 GA-CSR Connection Release . 50
8.8 Ciphering Configuration . 51
8.9 GA-CSR Signalling and SMS Transport Procedures . 52
8.9.1 Network initiated CS Signalling . 52
8.9.2 MS initiated CS Signalling . 52
8.10 Mobile Originated Call Flow. 53
8.11 Mobile Terminated Call Flow . 55
8.12 Call Clearing . 56
8.13 Channel Modify . 56
8.14 CS Handover between GAN A/Gb mode and GERAN/UTRAN mode . 57
8.14.1 CS Handover to GAN A/Gb mode . 57
8.14.1.1 GERAN to GAN CS Handover . 57
8.14.1.2 UTRAN to GAN CS Handover . 59
8.14.2 CS Handover from GAN A/Gb mode to GERAN . 61
8.14.3 CS Handover from GAN A/Gb mode to UTRAN . 63
8.15 Cell Change Order between GAN A/Gb mode and GERAN/UTRAN mode . 64
8.16 GA-PSR Transport Channel Management Procedures . 65
8.16.1 MS initiated Activation of GA-PSR Transport Channel . 65
8.16.2 MS initiated Deactivation of the GA-PSR Transport Channel . 66
8.16.3 Implicit Deactivation of the GA-PSR Transport Channel due to MS Deregistration . 67
8.16.4 Network initiated GA-PSR Transport Channel Activation . 67
8.17 GPRS Data, Signalling and SMS Transport . 68
8.17.1 GA-PSR GPRS Data Transport Procedures . 68
8.17.2 GA-PSR GPRS Signalling and SMS Transport Procedures . 68
8.17.2.1 General . 68
8.17.2.2 Network initiated GPRS Signalling . 69
ETSI

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3GPP TS 43.318 version 13.0.0 Release 13 5 ETSI TS 143 318 V13.0.0 (2016-01)
8.17.2.3 MS initiated GPRS Signalling. 69
8.18 GA-PSR Specific Signalling Procedures . 69
8.18.1 Packet Paging for GPRS Data Service . 69
8.18.2 Packet Paging for CS Domain Service . 70
8.18.3 GPRS Suspend Procedure . 70
8.18.4 GPRS Resume Procedure . 71
8.18.5 MS Initiated Downlink Flow Control . 72
8.18.6 Uplink Flow Control . 73
8.19 Short Message Service . 73
8.19.1 GSM based SMS . 73
8.19.2 GPRS based SMS . 74
8.20 Supplementary Services . 74
8.21 Emergency Services . 74
8.21.1 General . 74
8.21.2 North American Emergency Calls . 74
8.21.2.1 Phase 1 Solution . 74
8.21.2.1.1 Phase 1 Requirements . 74
8.21.2.1.2 Phase 1 Mechanism . 75
8.21.2.2 Phase 2 Solution . 75
8.21.2.2.1 Phase 2 Requirements . 75
8.21.2.2.2 Phase 2 Mechanism . 75
8.22 Location Services . 75
8.23 PS Handovers between GAN A/Gb mode and GERAN/UTRAN mode . 76
9 High-Level Procedures for GAN Iu Mode . . 76
9.1 Mechanism of Mode Selection in Multi-mode terminals . 76
9.2 PLMN Selection . 76
9.3 Re-selection between GERAN/UTRAN/E-UTRAN and GAN modes . 76
9.4 GAN Discovery and Registration related procedures. 76
9.5 Authentication . 76
9.6 Encryption . 76
9.7 GA-RRC Connection handling. 76
9.7.1 GA-RRC Connection Establishment . 77
9.7.2 GA-RRC Connection Release. 77
9.7.3 GA-RRC Connection Release Request . 78
9.8 Security Mode Control . 78
9.9 NAS Signalling Procedures . 79
9.10 Mobile Originated CS Call . 80
9.11 Mobile Terminated CS Call. 82
9.12 CS Call Clearing . 84
9.12.1 CS Call Release . 84
9.12.2 CS Channel Release . 84
9.13 CS Channel Modification . 85
9.14 CS Handover between GAN Iu mode and GERAN/UTRAN mode . 86
9.14.1 CS Handover from GERAN to GAN . 86
9.14.1.1 Normal case: IMSI is present in Relocation Request message . 87
9.14.1.2 Exception Case: No IMSI in Relocation Request . 89
9.14.2 CS Handover from UTRAN to GAN . 90
9.14.2.1 Normal Case: IMSI is present in Relocation Request message . 91
9.14.2.2 Exception Case: No IMSI in Relocation Request . 92
9.14.3 CS Handover from GAN Iu mode to GERAN . 93
9.14.4 CS Handover from GAN Iu mode to UTRAN . 95
9.15 Cell Change Order between GAN Iu mode and GERAN mode . 97
9.16 GA-RRC Packet Transport Channel Management Procedures .
...