7号信令map消息

Structure of SS#7MAPOMAP INAP

TCAP

O t h e r ISUP TUP U s ... e r P a r t s

BSSAP

SCCP

MTP

1

MAP

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MAP as TCAP user

Mobile Application Part (TCAP-User)

MAP Application Entity (AE) MAP Application Service Element (ASE) MAP Application Service Element (ASE)

Transaction Capability Application Part (TCAP)

2

MAP

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SCCP addressingTo FromFixed Network

Fixed Network

HLRE: GT T: MSISDN

VLR

MSC

EIR

HLR

I: SPC/GT E: GT T: VLR number I: SPC/GT E: GT T: MGT/MSISDN/ HLR number I: SPC/GT E: GT T: MSISDN I: Intra-PLMN GT: Global Title I: SPC/GT E: GT T: VLR number

VLR

MSC

I: SPC/GT E: GT T: VLR number

I: SPC/GT E: GT T: MSC number

I: SPC/GT E: GT T: EIR number

E: Extra(Inter)-PLMN MGT: Mobile Global Title

T: Address Type SPC: Signalling Point Code

3

MAP

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Structure of IMSINot more than 15 digits

3 digits

2 digits

MCC

MNC

MSIN

NMSI

IMSI

4

MAP

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Basic structure of MAP messages 1/3SCCP-UDT message

User data

CLG parameter

CLD parameter

Ptr to user data

Ptr to CLG

Ptr to CLD

Msg code

Routing label

Order of transmissionTransparent dataLength

BEGIN message (TCAP)

Component portion

Transaction portion

Length field

Msg Type Tag

5

MAP

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Basic structure of MAP messages 2/3Order of transmissionBEGIN message (TCAP)

Component portion

Transaction portion

Length field

Msg Type Tag

Invoke Component

Length field

Component portion Tag

Parameters

Operation

Invoke ID

Length field

Component Type Tag

6

MAP

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Basic structure of MAP messages 3/3Order of transmissionParameters OperationInvoke ID Length field Component Type Tag

IMSI MSC number MSC signalling address signals

Update Location

LMS ID

7

MAP

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Location registration operation

8

UpdateLocation ::= OPERATION --Timer m ARGUMENT updateLocationArg UpdateLocationArg RESULT updateLocationRes UpdateLocationRes ERRORS { SystemFailure, DataMissing, -- DataMissing must not be used in version 1 MAP

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Data types

UpdateLocationArg ::= SEQUENCE { imsi locationInfo LocationInfo, vlr-Number AddressString, lmsi LMSI OPTIONAL, ...}

IMSI,

ISDN[10]

9

MAP

IMSI ::= TBCD-STRING (SIZE (3..8))

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Error and error code

SystemFailure ::= ERROR PARAMETER networkResource NetworkResource -- optional

systemFailure SystemFailure ::= localValue 34

10

MAP

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Detach IMSI and purge MS

MS

BSS

A

MSC

B

VLR

D

HLR

A_LU_REQUEST (Detach IMSI) MAP_DETACH_ IMSI MAP_PURGE_ MS MAP_PURGE_ MS ack

11

MAP

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Location updating when roaming within an VLR area

MS

BSS

A

MSC

B

VLR

A_LU_REQUEST

MAP_UPDATE_ LOCATION_AREAMAP_UPDATE_ LOCATION_AREA ack

A_LU_CONFIRM

12

MAP

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Location updating when changing the VLR areaMS BSS A MSC B MAP_UPDATE_ LOCATION_AREA VLR G D PVLR D HLR A_LU_REQUEST

MAP_SEND_ IDENTIFICATION MAP_SEND_ IDENTIFICATION ack MAP_UPDATE_LOCATION MAP_CANCEL_ LOCATION MAP_CANCEL_ LOCATION ac

k MAP_INSERT_SUBSCRIBER_DATA MAP_INSERT_SUBSCRIBER_DATA ack MAP_UPDATE_ LOCATION_AREA ack A_LU_CONFIRM MAP_UPDATE_LOCATION ack

13

MAP

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Location updating involving both a VLR and an HLR, when IMSI can not be retrieved from the previous VLRMS BSS A MSC B MAP_UPDATE_ LOCATION_AREA MAP_PROVIDE_ IMSI MAP_PROVIDE_ IMSI ack MAP_UPDATE_LOCATION MAP_CANCEL_ LOCATION MAP_CANCEL_ LOCATION ack MAP_INSERT_SUBSCRIBER_DATA MAP_INSERT_SUBSCRIBER_DATA ack MAP_UPDATE_ LOCATION_AREA ack A_LU_CONFIRM MAP_UPDATE_LOCATION ack VLR G D PVLR D HLR

A_LU_REQUEST

14

MAP

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Retrieval of routing informationMSC E GMSC C Nertwork I_IAM MAP_SEND_ROUTING_INFORMATION MAP_PROVIDE_ ROAMING_NUMBER MAP_PROVIDE_ ROAMING_NUMBER ack MAP_SEND_ROUTING_INFORMATION ack I_IAM HLR D VLR

15

MAP

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MS terminating call set-up (MTC) 1/2MS BSS A MSC B VLR I_IAM MAP_SEND_INFO_ FOR_INCOMING_ CALL GMSC

Paging Layer 3 info

MAP_PAGE or MAP_SEARCH_FOR_ MOBILE_SUBSCRIBERMAP_PROCESS_ ACCESS_REQUEST

MAP_PROCESS_ ACCESS_REQUEST ackMAP_COMPLETE_ CALL

16

MAP

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MS terminating call set-up (MTC) 2/2MS BSS A_SETUP A_CALL_CONF A_ASS_REQ A MSC B VLR GMSC

A_ASS_COMPA_ALERT A_CONN A_CONN_ACK I_ACM I_ANM

MAP_SEND_INFO_ FOR_INCOMING_ CALL ack

17

MAP

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MS originating call set-up (MOC)MS BSS A_CM_SER_REQ A MSC B VLR B GMSC MAP_PROCESS_ ACCESS_REQUEST MAP_PROCESS_ ACCESS_REQUEST ack

A_CM_SER_ACC A_SETUP

MAP_SEND_INFO_ FOR_OUTGOING_ CALLMAP_COMPLETE_ CALL

A_CALL_PROC

A_ASS_REQA_ASS_COMP I_IAM MAP_SEND_INFO_ FOR_OUTGOING_ CALL ack

18

MAP

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Successful basic handover procedure to MSC-BMSC-A E MAP_PREPARE_HANDOVER MAP_PREPARE_HANDOVER ack MSC-B B VLR-B

MAP_ALLOCATE_HANDOVER_NUMBER MAP_SEND_HANDOVER_REPORT

MAP_PROCESS_ACCESS_SIGNALLING MAP_SEND_END_SIGNAL MAP_FORWARD_ACCESS_SIGNALLING MAP_PROCESS_ACCESS_SIGNALLING MAP_SEND_END_SIGNAL ack

MAP_SEND_HANDOVER_REPORT ack This can be sent at any time after the connection between MSC-A and MSC-B is established.

19

MAP

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