ETSI TS 101 376-4-8 V3.2.1 (2011-02)

GEO-Mobile Radio Interface Specifications (Release 3); Third Generation Satellite Packet Radio Service; Part 4: Radio interface protocol specifications; Sub-part 8: Mobile Radio Interface Layer 3 Specifications; GMR-1 3G 44.008

RTS/SES-00315-4-8

General Information

• Status: Published
• Publication Date: 21-Feb-2011
• Technical Committee: SES MSS - SES WG on Mobile Satellite Systems
• Current Stage: 12 - Completion
• Due Date: 14-Mar-2011
• Completion Date: 22-Feb-2011

Standards Content (Sample)

Technical Specification
GEO-Mobile Radio Interface Specifications (Release 3);
Third Generation Satellite Packet Radio Service;
Part 4: Radio interface protocol specifications;
Sub-part 8: Mobile Radio Interface Layer 3 Specifications;
GMR-1 3G 44.008
GMR-1 3G 44.008 2 ETSI TS 101 376-4-8 V3.2.1 (2011-02)

Reference
RTS/SES-00315-4-8
Keywords
GMPRS, GMR, GPRS, GSM, GSO, interface,
layer 3, management, MES, mobile, mobility,
MSS, radio, satellite, S-PCN
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ETSI
GMR-1 3G 44.008 3 ETSI TS 101 376-4-8 V3.2.1 (2011-02)

Contents
Intellectual Property Rights . 13
Foreword . 13
Introduction . 14
1 Scope . 16
1.1 Scope of the present document . 16
1.2 Application to the interface structures . 16
1.3 Structure of Layer 3 procedures . 16
1.4 Use of logical channels . 16
1.5 Overview of control procedures . 17
1.5.1 List of procedures . 17
1.6 Applicability of implementations . 19
1.6.1 Packet services . 19
2 References . 20
2.1 Normative references . 20
2.2 Informative references . 22
3 Definitions and abbreviations . 22
3.1 Definitions . 22
3.2 Abbreviations . 24
3.3 Random values . 24
4 Radio resource management procedures . 24
4.1 Overview/general . 24
4.1.1 General (A/Gb mode only) . 24
4.1.2 Services provided to upper layers . 24
4.1.2.1 Idle mode . 24
4.1.2.2 Establishment and release of an RR connection. 24
4.1.2.3 RR connected mode . 25
4.1.2.4 Packet idle mode (A/Gb mode only) . 25
4.1.2.5 Packet transfer mode (A/Gb mode only) . 25
4.1.3 Services required from data link and physical layers . 25
4.1.4 RR states . 25
4.1.5 Change of dedicated channels . 25
4.1.6 Procedure for service request and contention resolution . 25
4.2 Idle mode procedures . 25
4.2.1 Mobile Earth Station (MES) side . 25
4.2.2 Network side . 25
4.2.2.1 System information broadcasting . 25
4.2.2.1.1 Classes and segments . 26
4.2.2.1.2 Transmission schedules . 26
4.2.2.1.3 Change information . 26
4.2.2.1.4 Encoding and decoding rules . 27
4.2.2.1.5 Future extensions . 29
4.2.2.1.6 Anchored(A) and Temporary(T) BCCH (A/Gb mode only) . 29
4.2.2.1.7 Multiplexing of CCCH and PCCCH (A/Gb mode only) . 29
4.2.2.1.7a Multiplexing of CCCH and PCCCH (Iu mode only) . 30
4.2.2.2 GPS satellite ephemeris data broadcasting . 30
4.2.2.2a GPS satellite ephemeris data broadcasting on GBCH3 . 30
4.2.2.3 GPS almanac data transmission . 31
4.3 RR connection establishment . 31
4.3.1 RR connection establishment initiated by the Mobile Earth Station (MES): immediate assignment
procedure . 31
4.3.1.1 Spot beam selection to access the network . 31
4.3.1.2 Permission to access the network . 31
4.3.1.3 Initiation of the immediate assignment procedure (A/Gb mode only) . 32
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GMR-1 3G 44.008 4 ETSI TS 101 376-4-8 V3.2.1 (2011-02)

4.3.1.3a Initiation of the immediate assignment procedure (Iu mode only). 33
4.3.1.4 Answer from the network . 34
4.3.1.4.1 On receipt of a CHANNEL REQUEST message (A/Gb mode only) . 34
4.3.1.4.2 IMMEDIATE ASSIGNMENT from network for MES requesting circuit service (A/Gb mode
only) . 34
4.3.1.4.3 Immediate Assignment from network for MES requesting packet service . 35
4.3.1.4.4 Assignment rejection (IMMEDIATE ASSIGNMENT REJECT from network) (A/Gb mode
only) . 35
4.3.1.4.4a Assignment rejection (IMMEDIATE ASSIGNMENT REJECT from network) (Iu mode
only) . 35
4.3.1.4.5 Extended immediate assignment procedure (A/Gb mode) . 38
4.3.1.4.6 Position verification procedure (A/Gb mode only) . 39
4.3.1.4.6a Position verification procedure (Iu mode only) . 39
4.3.1.5 Assignment procedure completion (A/Gb mode only). 40
4.3.1.6 Abnormal cases (A/Gb mode only) . 40
4.3.2 RR connection establishment initiation by the network: paging procedure . 40
4.4 RR connection transfer phase (A/Gb mode only) . 40
4.5 RR connection release procedure (A/Gb mode only) . 40
4.6 Receiving an RR STATUS message by an RR entity . 40
4.7 RR procedures on CCCH related to temporary block flow establishment . 41
4.7.1 Packet paging procedure using CCCH. 41
4.7.1.1 Packet paging initiation by the network . 41
4.7.1.1a Packet paging initiation by the network (Iu Mode only) . 42
4.7.1.2 On receipt of a packet paging request . 42
4.7.2 Packet access procedure using CCCH . 42
4.7.2.1 Entering the packet transfer mode: packet access procedure . 42
4.7.2.1.1 Permission to access the network . 42
4.7.2.1.2 Initiation of the packet access procedure: channel request (A/Gb mode only) . 43
4.7.2.1.2a Initiation of the packet access procedure: channel request (Iu mode only) . 43
4.7.2.1.3 Packet immediate assignment . 43
4.7.2.1.4 Packet access completion . 46
4.7.2.1.5 Abnormal cases . 46
4.7.2.2 Sending an RLC/MAC control message: single block packet access procedure . 46
4.7.3 Packet downlink assignment procedure using CCCH (A/Gb mode only) . 46
4.7.3.1 Entering the packet transfer mode: packet downlink assignment procedure . 46
4.7.3.1.1 General . 46
4.7.3.1.2 Initiation of the packet downlink assignment procedure . 46
4.7.3.1.3 Packet downlink assignment completion . 47
4.7.3.1.4 Abnormal cases . 48
4.7.3.2 Sending an RLC/MAC control message: single block packet downlink assignment procedure . 48
4.8 GMPRS suspend procedure on CCCH (A/Gb mode only) . 48
4.8.1 Initiation of GMPRS suspend procedure . 48
4.8.2 Completion of GMPRS suspend procedure . 48
4.8.3 Abnormal cases . 49
4.9 GMPRS resume procedure on CCCH (A/Gb mode only) . 49
4.9.1 Initiation of GMPRS resume procedure . 49
4.9.2 Completion of GMPRS resume procedure . 49
4.9.3 Abnormal cases . 50
5 Elementary procedures for mobility management . 50
5.1 General . 50
5.1.1 MM and GMM procedures . 50
5.1.1.1 Types of MM and GMM procedures . 50
5.1.1.1.1 Integrity Checking of Signalling Messages in the Mobile Station (Iu mode only) . 50
5.1.1.1.1a Integrity protection for emergency call (Iu mode only) . 50
5.1.1.2 MM-GMM co-ordination for GMPRS MESs (A/Gb mode only) . 50
5.1.1.2.1 GMPRS MS operating in mode A or B in a network that operates in mode I . 50
5.1.1.2.2 GPRS MS operating in mode A or B in a network that operates in mode II or III . 50
5.1.1.3 Core Network System Information for MM (Iu mode only) . 50
5.1.1.4 Core Network System Information for GMM (Iu mode only) . 50
5.1.2 MM sublayer states . 51
5.1.3 GPRS mobility management (GMM) sublayer states . 51
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GMR-1 3G 44.008 5 ETSI TS 101 376-4-8 V3.2.1 (2011-02)

5.1.3.1 GMM states in the MES . 51
5.1.3.1.1 Main states . 51
5.1.3.1.2 Substates of state GMM-DEREGISTERED. 52
5.1.3.1.3 Substates of state GMM-REGISTERED . 53
5.1.3.2 GPRS update status . 54
5.1.3.3 GMM mobility management states on the network side . 56
5.1.3.3.1 Main States . 56
5.1.3.3.2 Substates of state GMM-REGISTERED . 56
5.2 Behaviour of the MES in MM idle state, GMM-DEREGISTERED state and GMM-REGISTERED state . 57
5.2.1 Primary service state selection . 57
5.2.1.1 Selection of the service state after power-on . 57
5.2.1.2 Other cases . 57
5.2.2 Detailed description of MES behaviour in MM idle state (A/Gb mode only) . 58
5.2.3 Service state when back to state MM idle from another state (A/Gb mode only) . 58
5.2.4 Service state after position verification . 58
5.2.5 Behaviour in state GMM-DEREGISTERED. 58
5.2.5.1 Primary substate selection . 58
5.2.5.1.1 Selection of the substate after power on or enabling the MESs GMPRS capability . 58
5.2.5.1.2 Other cases . 59
5.2.5.2 Detailed description of the MES behaviour in state GMM-DEREGISTERED . 59
5.2.5.2.1 Substate, NORMAL-SERVICE . 59
5.2.5.2.2 Substate, ATTEMPTING-TO-ATTACH . 59
5.2.5.2.3 Substate, LIMITED-SERVICE . 59
5.2.5.2.4 Substate, NO-IMSI . 59
5.2.5.2.5 Substate, NO-CELL . 59
5.2.5.2.6 Substate, PLMN-SEARCH . 60
5.2.5.2.7 Substate, ATTACH-NEEDED . 60
5.2.5.2.8 Substate, SUSPENDED (A/Gb mode only) . 60
5.2.5.2.9 Substate, INVALID-POSITION (A/Gb mode only) . 60
5.2.5.2.10 Substate, NORMAL-SERVICE-DARK-BEAM (A/Gb mode only) . 60
5.2.5.3 Substate when back to state GMM-DEREGISTERED from another GMM state . 60
5.2.6 Behaviour in state GMM-REGISTERED . 61
5.2.6.1 Detailed description of the MES behaviour in state GMM-REGISTERED . 61
5.2.6.1.1 Substate, NORMAL-SERVICE . 61
5.2.6.1.2 Substate, SUSPENDED (A/Gb mode only) . 61
5.2.6.1.3 Substate, UPDATE-NEEDED . 62
5.2.6.1.4 Substate, ATTEMPTING-TO-UPDATE . 62
5.2.6.1.5 Substate, NO-CELL-AVAILABLE . 62
5.2.6.1.6 Substate, LIMITED-SERVICE . 62
5.2.6.1.7 Substate, ATTEMPTING-TO-UPDATE-MM . 62
5.2.6.1.8 Substate, NORMAL-SERVICE-DARK-BEAM (A/Gb mode only) . 62
5.2.6.1.9 Substate, NORMAL-SERVICE-ILLUMINATION-INITIATED (A/Gb mode only) . 62
5.2.6.1.10 Substate, ROUTING-AREA-UPDATE-DARK-BEAM (A/Gb mode only) . 62
5.2.6.1.11 Substate, ROUTING-AREA-UPDATE-ILLUMINATION-INITIATED (A/Gb mode only) . 63
5.3 MM common procedures . 63
5.3.1 TMSI reallocation procedure (A/Gb mode only) . 63
5.3.2 Authentication procedure . 63
5.3.3 Identification procedure . 63
5.3.4 IMSI detach procedure (A/Gb mode only) . 63
5.3.5 Abort procedure (A/Gb mode only) . 63
5.3.6 MM information procedure (A/Gb mode only) . 63
5.4 MM specific procedures (A/Gb mode only) . 63
5.5 Connection management sublayer service provision (A/Gb mode only) . 63
5.5.1 MM connection establishment . 63
5.5.1.1 MM connection establishment initiated by the MES . 63
5.5.1.2 Abnormal cases . 63
5.5.1.3 MM connection establishment initiated by the network . 64
5.5.1.4 Abnormal cases . 64
5.5.1.5 MM connection establishment for emergency calls . 64
5.5.1.6 Call reestablishment . 64
5.5.1.7 Forced release during MO MM connection establishment . 64
5.5.1.8 Optimal routing . 64
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5.5.2 MM connection information transfer phase . 65
5.5.3 MM connection release . 65
5.6 Receiving an MM STATUS message by an MM entity . 65
5.7 Elementary mobility management procedures for GMPRS services. 65
5.7.1 General . 65
5.7.1.1 Lower layer failure . 65
5.7.1.2 Ciphering of messages (A/Gb mode only) . 65
5.7.1.3 P-TMSI signature . 65
5.7.1.4 Radio resource sublayer address handling . 65
5.7.1.4.1 Radio resource sublayer address handling (A/Gb mode only) . 66
5.7.1.5 P-TMSI handling . 66
5.7.1.6 Change of network mode of operation . 66
5.7.1.7 Intersystem change between A/Gb mode and Iu mode . 66
5.7.1.8 List of forbidden PLMNs for GPRS service . 66
5.7.2 GPRS Mobility management timers and UMTS PS signalling connection control . 66
5.7.2.1 READY timer behaviour . 66
5.7.2.1.1 READY timer behaviour (A/Gb mode only) . 66
5.7.2.1.2 READY timer behaviour (Iu mode only) . 66
5.7.2.2 Periodic routing area updating . 66
5.7.2.3 PMM-IDLE mode and PMM-CONNECTED mode (Iu mode only) . 68
5.7.2.4 Handling of Force to standby in Iu mode (Iu mode only). 68
5.7.2.5 RA Update procedure for Signalling Connection Re-establishment (Iu mode only) . 68
5.7.2.6 Cell Update triggered by low layers . 68
5.7.3 GPRS attach procedure . 68
5.7.3.1 GPRS attach procedure for GMPRS services . 69
5.7.3.1.1 GPRS attach procedure initiation . 69
5.7.3.1.2 GMM common procedure initiation . 69
5.7.3.1.3 GPRS attach accepted by the network . 69
5.7.3.1.4 GPRS attach not accepted by the network . 69
5.7.3.1.5 Abnormal cases in the MES . 69
5.7.3.1.6 Abnormal cases on the network side . 70
5.7.3.2 Combined GPRS attach procedure for GMPRS and non-GMPRS services (A/Gb mode only) . 70
5.7.4 GPRS detach procedure . 70
5.7.4.1 MES initiated GPRS detach procedure . 71
5.7.4.1.1 MES initiated GPRS detach procedure initiation . 71
5.7.4.1.2 MES initiated GPRS detach procedure completion for GMPRS services only . 71
5.7.4.1.3 MES initiated combined GPRS detach procedure completion . 71
5.7.4.1.4 Abnormal cases in the MES . 71
5.7.4.2 Network initiated GMPRS detach procedure . 71
5.7.4.2.1 Network initiated GMPRS detach procedure initiation . 71
5.7.4.2.2 Network initiated GMPRS detach procedure completion by the MES . 71
5.7.4.2.3 Network initiated GMPRS detach procedure completion by the network . 71
5.7.4.2.4 Abnormal cases on the network side . 71
5.7.5 Routing area updating procedure . 72
5.7.5.1 Normal and periodic routing area updating procedure . 74
5.7.5.1.1 Normal and periodic routing area updating procedure initiation . 74
5.7.5.1.2 GMM Common procedure initiation . 74
5.7.5.1.3 Normal and periodic routing area updating procedure accepted by the network . 74
5.7.5.1.4 Normal and periodic routing area updating procedure not accepted by the network. 74
5.7.5.1.5 Abnormal cases in the MES . 74
5.7.5.1.6 Abnormal cases on the network side . 75
5.7.5.2 Combined routing area updating procedure . 75
5.7.6 P-TMSI reallocation procedure . 75
5.7.7 Authentication and ciphering procedure . 76
5.7.8 Identification procedure . 76
5.7.9 Paging procedure . 76
5.7.9.1 Paging for GMPRS services . 76
5.7.9.1.1 Paging for packet services using P-TMSI. 76
5.7.9.1.2 Paging for packet services using IMSI . 76
5.7.9.2 Paging for non-GMPRS services . 76
5.7.10 Receiving a GMM STATUS message by a GMM entity . 76
5.7.11 Void . 77
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GMR-1 3G 44.008 7 ETSI TS 101 376-4-8 V3.2.1 (2011-02)

5.7.12 GMM Information procedure . 77
5.7.13 Service Request procedure (Iu mode only) . 77
6 Elementary procedures for circuit-switched call control (A/Gb mode only) . 77
7 Support of packet services . 77
8 Examples of structured procedures . 77
8.1 General . 77
8.1.1 Paging and alert request . 77
8.1.2 Immediate assignment . 77
8.1.3 Service request and contention resolution . 77
8.1.4 Authentication . 77
8.1.5 Ciphering mode setting (A/Gb mode only) . 77
8.1.6 Transaction phase (A/Gb mode only) . 77
8.1.7 Channel release (A/Gb mode only) . 78
8.2 Abnormal cases (A/Gb mode only) . 78
8.3 Selected examples (A/Gb mode only) . 78
8.3.1 Location updating . 78
8.3.2 Mobile originating call establishment . 78
8.3.3 Mobile terminating call establishment . 78
8.3.4 Call clearing . 78
8.3.5 DTMF protocol control . 78
8.3.6 Handover . 78
8.3.7 In-call modification. 78
8.3.8 Call reestablishment . 78
8.3.9 Mobile-to-mobile call establishment . 78
8.3.10 Multisatellite optimal routing for call establishment . 78
9 Handling of unknown, unforeseen, and erroneous protocol data . 79
10 Message functional definitions and contents . 79
10.1 Messages for radio resources management . 80
10.1.1 Additional assignment (A/Gb mode only) . 81
10.1.2 Assignment command 1 and assignment command 2 (A/Gb mode only) . 81
10.1.2.1 Assignment command 1 . 81
10.1.2.2 Assignment command 2 . 81
10.1.3 Assignment complete (A/Gb mode only) . 81
10.1.4 Assignment failure (A/Gb mode only). 81
10.1.5 Channel mode modify (A/Gb mode only) . 81
10.1.6 Channel mode modify acknowledge (A/Gb mode only) . 81
10.1.7 Channel release (A/Gb mode only) . 81
10.1.8 Channel request . 81
10.1.8.1 Extended channel request (A/Gb mode only) . 82
10.1.8.2 Channel request Type 1 (A/Gb mode only) . 82
10.1.8.3 Channel request Type 2 (A/Gb mode only) . 85
10.1.8.4 Channel Request Type 3 (Iu mode only) . 87
10.1.9 Ciphering mode command (A/Gb mode only) . 90
10.1.10 Ciphering mode complete (A/Gb mode only) . 90
10.1.11 Classmark change (A/Gb mode only) . 91
10.1.12 Classmark enquiry (A/Gb mode only) . 91
10.1.13 Frequency redefinition (A/Gb mode only) . 91
10.1.14 Handover access (A/Gb mode only) . 91
10.1.15 Handover command (A/Gb mode only). 91
10.1.16 Handover complete (A/Gb mode only) . 91
10.1.17 Handover failure (A/Gb mode only) . 91
10.1.18 Immed
...