Utran example call_flows

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June 9, 2005 Confidential 1 Alexander Seifarth UTRAN Example Call Flows Layer 3 Call Flows UTRAN Alexander Seifarth © 2005

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Utran example call_flows

Transcript of Utran example call_flows

Page 1: Utran example call_flows

June 9, 2005 Confidential1 Alexander Seifarth

UTRAN Example Call Flows

Layer 3 Call Flows UTRAN

Alexander Seifarth © 2005

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1. CS Mobility Handling

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1. CS Mobility Handling

1.1. Normal Location Area Update in state CELL_DCH

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1.1 Location Area Update on CELL_DCH (1)

MSCRNCNode BUE

RRC Connection RequestRRC (RACH)

Radio Link Setup RequestNBAP

Radio Link Setup ResponseNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

RRC Connection SetupRRC (FACH)

RRC Connection Setup CompleteRRC (DCH)

Radio Link Restore IndicationNBAP

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1.1 Location Area Update on CELL_DCH (2)

MSCRNCNode BUE

Initial Direct TransferRRC (DCH)

Downlink Direct TransferRRC (DCH)

-- MM-message: Location Updating Request Initial UE MessageRANAP

-- MM-msg.: Location Updating Request

-- MM-message: Authentication Request

Direct TransferRANAP

-- MM-msg.: Authentication Req.

Uplink Direct TransferRRC (DCH)

-- MM-message: Authentication Response Direct TransferRANAP

-- MM-msg.: Authentication Resp.

Security Mode CMDRANAP

Security Mode COMRANAP

Security Mode CommandRRC (DCH)

Security Mode CompleteRRC (DCH)

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1.1 Location Area Update on CELL_DCH (3)

MSCRNCNode BUE

Downlink Direct TransferRRC (DCH)

-- MM-message: Location Updating Accept

Direct TransferRANAP

-- MM-msg.: Location UpdatingAccept

Uplink Direct TransferRRC (DCH)

-- MM-message: TMSI Reallocation Complete Direct TransferRANAP

-- MM-msg.: TMSI Realloc. COM

Iu Release CMDRANAP

Iu Release COMRANAPRRC Connection ReleaseRRC (DCH)

RRC Connection Release CompleteRRC (DCH)

Radio Link Deletion RequestNBAP

Radio Link Deletion ResponseNBAP

Release RequestALCAPRelease ConfirmALCAP

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1. CS Mobility Handling

1.2 Normal Location Area Update in state CELL_FACH

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1.2 Location Area Update in CELL_FACH (1)

MSCRNCNode BUE

RRC Connection RequestRRC (RACH)

RRC Connection SetupRRC (FACH)

RRC Connection Setup CompleteRRC (RACH)

Initial Direct TransferRRC (RACH)

Downlink Direct TransferRRC (FACH)

-- MM-message: Location Updating RequestInitial UE MessageRANAP

-- MM-msg.: Location Updating Request

-- MM-message: Authentication Request

Direct TransferRANAP

-- MM-msg.: Authentication Req.

Uplink Direct TransferRRC (RACH)

-- MM-message: Authentication ResponseDirect TransferRANAP

-- MM-msg.: Authentication Resp.

Security Mode CMDRANAP

Security Mode COMRANAP

Security Mode CommandRRC (FACH)

Security Mode CompleteRRC (RACH)

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1.2 Location Area Update in CELL_FACH (2)

MSCRNCNode BUE

Downlink Direct TransferRRC (FACH)

-- MM-message: Location Updating Accept

Direct TransferRANAP

-- MM-msg.: Location UpdatingAccept

Uplink Direct TransferRRC (RACH)

-- MM-message: TMSI Reallocation Complete Direct TransferRANAP

-- MM-msg.: TMSI Realloc. COM

Iu Release CMDRANAP

Iu Release COMRANAPRRC Connection ReleaseRRC (FACH)

RRC Connection Release CompleteRRC (RACH)

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1. CS Mobility Handling

1.3 IMSI Detach in CELL_DCH

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1.3 IMSI Detach in CELL_DCH (1)

MSCRNCNode BUE

RRC Connection RequestRRC (RACH)

Radio Link Setup RequestNBAP

Radio Link Setup ResponseNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

RRC Connection SetupRRC (FACH)

RRC Connection Setup CompleteRRC (DCH)

Radio Link Restore IndicationNBAP

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1.3 IMSI Detach in CELL_DCH (2)

MSCRNCNode BUE

Initial Direct TransferRRC (DCH)

-- MM-message: IMSI Detach Indication Initial UE MessageRANAP

-- MM-msg.: IMSI Detach Indication

Connection RefusedSCCP

RRC Connection ReleaseRRC (DCH)

RRC Connection Release CompleteRRC (DCH)

Radio Link Deletion RequestNBAP

Radio Link Deletion ResponseNBAP

Release RequestALCAPRelease ConfirmALCAP

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2. CS Call

2.1 MOC started in IDLE mode

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2.1. MOC started in IDLE mode (1)

MSCRNCNode BUE

RRC Connection RequestRRC (RACH)

Radio Link Setup RequestNBAP

Radio Link Setup ResponseNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

RRC Connection SetupRRC (FACH)

RRC Connection Setup CompleteRRC (DCH)

Radio Link Restore IndicationNBAP

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2.1. MOC started in IDLE mode (2)

MSCRNCNode BUE

Initial Direct TransferRRC (DCH)

Downlink Direct TransferRRC (DCH)

-- MM-message: CM Service Request Initial UE MessageRANAP

-- MM-msg.: CM Service Request

-- MM-message: Authentication Request

Direct TransferRANAP

-- MM-msg.: Authentication Req.

Uplink Direct TransferRRC (DCH)

-- MM-message: Authentication Response Direct TransferRANAP

-- MM-msg.: Authentication Resp.

Security Mode CMDRANAP

Security Mode COMRANAP

Security Mode CommandRRC (DCH)

Security Mode CompleteRRC (DCH)

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2.1. MOC started in IDLE mode (3)

MSCRNCNode BUE

Downlink Direct TransferRRC (DCH)

-- CC-message: Call Proceeding

Direct TransferRANAP

-- CC-msg.: Call Proceeding

Uplink Direct TransferRRC (DCH)

-- CC-message: Setup Direct TransferRANAP

-- CC-msg.: Setup

RAB AssignmentRequestRANAP

Radio Link Reconfiguration PrepareNBAP

Radio Link Reconf. ReadyNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

Radio Link Reconf. CommitNBAP

Radio Bearer SetupRRC (DCH)

Radio Bearer Setup CompleteRRC (DCH)

ALCAP

Establishment ConfirmALCAP

Establishment Request

RAB AssignmentResponseRANAP

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2.1. MOC started in IDLE mode (4)

MSCRNCNode BUE

Downlink Direct TransferRRC (DCH)

-- CC-message: Alerting

Direct TransferRANAP

-- CC-msg.: Alerting

Uplink Direct TransferRRC (DCH)

-- CC-message: Connect Acknowledge Direct TransferRANAP

-- CC-msg.: Connect Acknowledge

Downlink Direct TransferRRC (DCH)

-- CC-message: Connect

Direct TransferRANAP

-- CC-msg.: Connect

call active

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2. CS Call

2.2 Mobile Terminated Call for IDLE mode UE

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2.2 MTC for IDLE mode UE (1)

MSCRNCNode BUE

RRC Connection RequestRRC (RACH)

Radio Link Setup RequestNBAP

Radio Link Setup ResponseNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

RRC Connection SetupRRC (FACH)

RRC Connection Setup CompleteRRC (DCH)

Radio Link Restore IndicationNBAP

Paging Type 1RRC (PCH)PagingRANAP

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2.2 MTC for IDLE mode UE (2)

MSCRNCNode BUE

Initial Direct TransferRRC (DCH)

Downlink Direct TransferRRC (DCH)

-- RR-message: Paging Response Initial UE MessageRANAP

-- RR-msg.: Paging Response

-- MM-message: Authentication Request

Direct TransferRANAP

-- MM-msg.: Authentication Req.

Uplink Direct TransferRRC (DCH)

-- MM-message: Authentication Response Direct TransferRANAP

-- MM-msg.: Authentication Resp.

Security Mode CMDRANAP

Security Mode COMRANAP

Security Mode CommandRRC (DCH)

Security Mode CompleteRRC (DCH)

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2.2 MTC for IDLE mode UE (2)

MSCRNCNode BUE

Upink Direct TransferRRC (DCH)

-- CC-message: Call ConfirmedDirect TransferRANAP

-- CC-msg.: Call Confirmed

Downlink Direct TransferRRC (DCH)

-- CC-message: Setup

Direct TransferRANAP

-- CC-msg.: Setup

RAB AssignmentRequestRANAP

Radio Link Reconfiguration PrepareNBAP

Radio Link Reconf. ReadyNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

Radio Link Reconf. CommitNBAP

Radio Bearer SetupRRC (DCH)

Radio Bearer Setup CompleteRRC (DCH)

ALCAP

Establishment ConfirmALCAP

Establishment Request

RAB AssignmentResponseRANAP

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2.2 MTC for IDLE mode UE (3)

MSCRNCNode BUE

Uplink Direct TransferRRC (DCH)

-- CC-message: AlertingDirect TransferRANAP

-- CC-msg.: Alerting

Downlink Direct TransferRRC (DCH)

-- CC-message: Connect Acknowledge

Direct TransferRANAP

-- CC-msg.: Connect Acknowledge

Uplink Direct TransferRRC (DCH)

-- CC-message: ConnectDirect TransferRANAP

-- CC-msg.: Connect

call active

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3. PS Mobility Management

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3. PS Mobility Management

3.1 GPRS Attach in CELL_FACH

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3.1. GPRS Attach in CELL_FACH (1)

SGSNRNCNode BUE

RRC Connection RequestRRC (RACH)

RRC Connection SetupRRC (FACH)

RRC Connection Setup CompleteRRC (RACH)

Initial Direct TransferRRC (RACH)

Downlink Direct TransferRRC (FACH)

-- GMM-message: Attach RequestInitial UE MessageRANAP

-- GMM-msg.: Attach Request

-- GMM-message: Authentication and Ciphering Request

Direct TransferRANAP

-- GMM-msg.: Authentication AndCiphering Req.

Uplink Direct TransferRRC (RACH)

-- GMM-message: Authentication And Ciphering ResponseDirect TransferRANAP

-- GMM-msg.: Authentication AndCiphering Resp.

Security Mode CMDRANAP

Security Mode COMRANAP

Security Mode CommandRRC (FACH)

Security Mode CompleteRRC (RACH)

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3.1. GPRS Attach in CELL_FACH (2)

SGSNRNCNode BUE

Downlink Direct TransferRRC (FACH)

-- GMM-message: Attach Accept

Direct TransferRANAP

-- GMM-msg.: Attach Accept

Uplink Direct TransferRRC (RACH)

-- GMM-message: Attach Complete Direct TransferRANAP

-- GMM-msg.: Attach Complete

Iu Release CMDRANAP

Iu Release COMRANAPRRC Connection ReleaseRRC (DCH)

RRC Connection Release CompleteRRC (DCH)

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3. PS Mobility Management

3.2 GPRS Detach while UE already connected in CELL_DCH for CS services

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3.2 GPRS Detach - UE already in CELL_DCH (1)

SGSNRNCNode BUE

Initial Direct TransferRRC (DCH)

Downlink Direct TransferRRC (DCH)

-- GMM-message: Detach Request Initial UE MessageRANAP

-- GMM-msg.: Detach Request

-- GMM-message: Detach Accept

Direct TransferRANAP

-- GMM-msg.: Detach Accept

Security Mode CMDRANAP

Security Mode COMRANAP

Security Mode CommandRRC (DCH)

Security Mode CompleteRRC (DCH)

Iu Release CMDRANAP

Iu Release COMRANAPSignalling Connection ReleaseRRC (DCH)

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3. PS Mobility Management

3.3 Routing Area Update in CELL_DCH

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3.3 Routing Area Update in CELL_DCH (1)

SGSNRNCNode BUE

RRC Connection RequestRRC (RACH)

Radio Link Setup RequestNBAP

Radio Link Setup ResponseNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

RRC Connection SetupRRC (FACH)

RRC Connection Setup CompleteRRC (DCH)

Radio Link Restore IndicationNBAP

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3.3 Routing Area Update in CELL_DCH (2)

SGSNRNCNode BUE

Initial Direct TransferRRC (DCH)

Downlink Direct TransferRRC (DCH)

-- GMM-message: Routing Area Update Request Initial UE MessageRANAP

-- GMM-msg.: Routing Area Update Request

-- GMM-message: Authentication And Ciphering Request

Direct TransferRANAP

-- GMM-msg.: Authentication AndCiphering Req.

Uplink Direct TransferRRC (DCH)

-- GMM-message: Authentication And Ciphering Response Direct TransferRANAP

-- GMM-msg.: Auth. And Ciph. Resp.

Security Mode CMDRANAP

Security Mode COMRANAP

Security Mode CommandRRC (DCH)

Security Mode CompleteRRC (DCH)

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3.3 Routing Area Update in CELL_DCH (3)

SGSNRNCNode BUE

Downlink Direct TransferRRC (DCH)

-- GMM-message: Routing Area Update Accept

Direct TransferRANAP

-- GMM-msg.: Routing Area UpdateAccept

Uplink Direct TransferRRC (DCH)

-- GMM-message: Routing Area Update Complete Direct TransferRANAP

-- GMM-msg.: Routing AreaUpdate Complete

Iu Release CMDRANAP

Iu Release COMRANAPRRC Connection ReleaseRRC (DCH)

RRC Connection Release CompleteRRC (DCH)

Radio Link Deletion RequestNBAP

Radio Link Deletion ResponseNBAP

Release RequestALCAPRelease ConfirmALCAP

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4. Session Management

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4. Session Management

4.1 PDP Context Establishment 1 (High Bit Rate QoS, no traffic)

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4.1. PDP Context Establishment 1 (1)

SGSNRNCNode BUE

RRC Connection RequestRRC (RACH)

Radio Link Setup RequestNBAP

Radio Link Setup ResponseNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

RRC Connection SetupRRC (FACH)

RRC Connection Setup CompleteRRC (DCH)

Radio Link Restore IndicationNBAP

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4.1. PDP Context Establishment 1 (2)

SGSNRNCNode BUE

Initial Direct TransferRRC (DCH)

-- GMM-message: Service Request Initial UE MessageRANAP

-- GMM-msg.: Service Request

Security Mode CMDRANAP

Security Mode COMRANAP

Security Mode CommandRRC (DCH)

Security Mode CompleteRRC (DCH)

Uplink Direct TransferRRC (DCH)

-- SM-message: Activate PDP Context Request Direct TransferRANAP

-- SM-msg.: Activate PDP C. Req.

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4.1. PDP Context Establishment 1 (3)

RNC

RAB AssignmentRequestRANAP

Radio Link Reconfiguration PrepareNBAP

Radio Link Reconf. ReadyNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

Radio Link Reconf. CommitNBAP

Radio Bearer SetupRRC (DCH)

Radio Bearer Setup CompleteRRC (DCH) RAB AssignmentResponseRANAP

Downlink Direct TransferRRC (DCH)

-- SM-message: Activate PDP Context Accept

Direct TransferRANAP

-- SM-msg.: Activate PDP ContextAccept

SGSN

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4.1. PDP Context Establishment 1 (4)

RNC

Radio Bearer ReleaseRRC (DCH)

Radio Bearer Release CompleteRRC (DCH)

SGSN

Iu Release CMDRANAP

Iu Release COMRANAPRRC Connection ReleaseRRC (DCH)

RRC Connection Release CompleteRRC (DCH)

Radio Link Deletion RequestNBAP

Radio Link Deletion ResponseNBAP

Release RequestALCAPRelease ConfirmALCAP

2x

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4. Session Management

4.2 PDP Context Activation 2 – ( High bit rate, active data transfer)

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4.2 PDP Context Establishment 2 (1)

SGSNRNCNode BUE

RRC Connection RequestRRC (RACH)

Radio Link Setup RequestNBAP

Radio Link Setup ResponseNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

RRC Connection SetupRRC (FACH)

RRC Connection Setup CompleteRRC (DCH)

Radio Link Restore IndicationNBAP

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4.2 PDP Context Establishment 2 (2)

SGSNRNCNode BUE

Initial Direct TransferRRC (DCH)

-- GMM-message: Service Request Initial UE MessageRANAP

-- GMM-msg.: Service Request

Security Mode CMDRANAP

Security Mode COMRANAP

Security Mode CommandRRC (DCH)

Security Mode CompleteRRC (DCH)

Uplink Direct TransferRRC (DCH)

-- SM-message: Activate PDP Context Request Direct TransferRANAP

-- SM-msg.: Activate PDP C. Req.

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4.2 PDP Context Establishment 2 (3)

RNC

RAB AssignmentRequestRANAP

Radio Link Reconfiguration PrepareNBAP

Radio Link Reconf. ReadyNBAP

Establishment RequestALCAPEstablishment ConfirmALCAP

Radio Link Reconf. CommitNBAP

Radio Bearer SetupRRC (DCH)

Radio Bearer Setup CompleteRRC (DCH) RAB AssignmentResponseRANAP

Downlink Direct TransferRRC (DCH)

-- SM-message: Activate PDP Context Accept

Direct TransferRANAP

-- SM-msg.: Activate PDP ContextAccept

SGSN

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4.2 PDP Context Establishment 2 (4)

RNC

Radio Bearer ReconfigurationRRC (DCH)

Radio Bearer Reconfiguration CompleteRRC (RACH)

SGSN