Location Updating Trace

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Location Updating Description 1

Location updating tracing checkpoint Contents

1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11.

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To check if Location Updating Request from BSC To check if MSC access confirmation To check if Update Location has been sent from MMS to MDS To check if Update Location has been sent to HLR To check if Insert subscriber data has been sent to MSC from HLR To check the result of Insert Subscriber Data, and if MSC sent Insert Subscriber Data ACK AC K To check if Update Location ACK has been sent to MSC from HLR, and the result of insert HLR address Checkpoint of the whole Update Location operation towards HLR To check if Location Updating Accept sent to BSC Other checkpoints Signal Descriptions

By China Unicom FSO Kong Xiangjun (ETCKOXJ)

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1. To check if Location Updating Request from BSC ON IN MVLRP UPDATELOCAREA; ON IN DO: IF DR1=IMSI4-1; IF DR2=IMSI8-5; IF DR3=IMSI12-9; IF DR4=IMSI15-13; P SWD,; 2. To check if MSC access confirmation. ON IN MMMLR UPDATELOCAREA1R; ON IN DO: IF DR1=IMSI4-1; IF DR2=IMSI8-5; IF DR3=IMSI12-9; IF DR4=IMSI15-13; P SWD,; 3. To check if Update Location has been sent from MMS to MDS. ON OU MMMLR STARTOPERATION; ON OU DO: IF PR0=0; IF DR1=IMSI4-1; IF DR2=IMSI8-5; IF DR3=IMSI12-9; IF DR4=IMSI15-13; P SWD,; 4. To check if Update Location has been sent to HLR ON OU MLUAP C7DIALSEIZE2; ON OU DO:IF DR4-DR11 = CALLED PARTY ADDRESS, P SWD,; Please check C7DIALSEIZE2 in your exchange before you send this trace. Called Party address of course is your MGT, which comes from your IMSI analysis. 5. To check if Insert subscriber data has been sent to MSC from HLR. ON IN MLUAP SEIZEMSDH2; ON IN DO: IF DR7=IMSI4-1; IF DR8=IMSI8-5; IF DR9=IMSI12-9; IF DR10=IMSI15-13; P SWD,;

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6. To check the result of Insert Subscriber Data, and if MSC sent Insert Subscriber Data ACK. ON IN MLAUP REQANASUBDATA1(2)R; ON IN DO:IF V MLUAP PR0:43=IMSI4-1; IF V MLUAP PR0:44= IMSI8-5; IF V MLUAP PR0:41= IMSI12-9; IF V MLUAP PR0:42= IMSI15-13; P SWD,; 7. To check if Update Location ACK has been sent to MSC from HLR, and the result of insert HLR address. ON IN MLUAP REQWRHLRADDR; ON IN DO: IF V MLUAP PR0:43=IMSI4-1; IF V MLUAP PR0:44= IMSI8-5; IF V MLUAP PR0:41= IMSI12-9; IF V MLUAP PR0:42= IMSI15-13; P SWD,; 8. Checkpoint of the whole Update Location operation towards HLR. ON OU MMMLR STARTOPERATION; ON OU DO: IF PR0=0; IF DR1=IMSI4-1; IF DR2=IMSI8-5; IF DR3=IMSI12-9; IF DR4=IMSI15-13; P SWD, SET TVAR 0= DR12; ON IN MMMLR OPERATIONRESULT; ON IN DO: IF T VAR 0=PR0; P SWD, STEPTVAR 0 CLEAR,; 9. To check if Location Updating Accept sent to BSC. ON OU MMMLR LRDISC; ON OU DO: IF V MMM PR0:222=IMSI4-1; IF V MMM PR0:223=IMSI8-5; IF V MMM PR0:224=IMSI12-9; IF V MMM PR0:225=IMSI15-13; P SWD,;

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10. Other checkpoints. 10.1 IMSI to MGT

ON IN MSNAN IDENTIFYMS; ON IN DO:IF DR1=H', IF DR2=H', IF DR3=H', IF DR4=H', P SWD,; 10.2 IMSI analysis ON IN MNSAN IMSITOANRES; ON IN DO: IF DR1=H', IF DR2=H', IF DR3=H', IF DR4=H', P SWD,;

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11. Signal Descriptions: 1. UPDATELOCAREA DATA D1 16, ! RECEIVING INDIVIDUAL ! D2 16, ! TYPE OF IDENTITY ! D3 16, ! IDENTITY WORD 1 ! D4 16, ! IDENTITY WORD 2 ! D5 16, ! IDENTITY WORD 3 ! D6 16, ! IDENTITY WORD 4 ! D7 16, ! IDENTITY WORD 5 ! D8 16, ! KEY SEQUENCE NUMBER ! D9 16, ! PREVIOUS LOCATION AREA INDENTITY, MCC DIGITS ! D10 16, ! PREVIOUS LOCATION AREA INDENTITY, MNC DIGITS ! D11 16, ! PREVIOUS LOCATION AREA INDENTITY, LAC DIGITS ! D12 16, ! LOCATION UPDATING TYPE ! D13 16, ! TARGET LOCATION AREA POINTER ! D14 16; ! CLASSMARK1 !

D2 1 : IMSI 4 : TMSI D12 0 : NORMAL LOCATION UPDATING 1 : PERIODIC UPDATING 2 : IMSI ATTACH OTHER VALUES NOT USED 2. UPDATELOCAREA1R DATA D1 16, ! RECEIVING INDIVIDUAL ! D2 16, ! RESULT ! D3 16, ! UPDATE HLR FLAG ! D4 16, ! REJECT CAUSE VALUE ! D5 R, ! MTV POINTER ! D6 16, ! AUTHENTICATION INFORMATION ! D7 16, ! IMSI LENGTH IN DIGITS ! D8 16, ! IMSI DIGITS X1 - X4 ! D9 16, ! IMSI DIGITS X5 - X8 ! D10 16, ! IMSI DIGITS X9 - X12 ! D11 16, ! IMSI DIGITS X13 - X15 ! D12 16, ! UPDATE MOBILE SUBSCRIBER LOCATION D13 16, ! IMEI FETCH INFO ! D14 16, ! IMEI DIGITS X1 - X4 ! D15 16, ! IMEI DIGITS X5 - X8 ! D16 16, ! IMEI DIGITS X9 - X12 ! D17 16, ! IMEI DIGITS X13 - X15 ! D18 16, ! CIPHERING INFO ! -5-

!


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D19 16; ! AUTHENTICATION PERF. INFORMATION D2 0 : ACCESS REQUEST ACCEPTED NO VALID DATA IN D4 AND D6 1 : ACCESS REQUEST REJECTED VALID DATA IN D4,D6 AND D13 ONLY D4 2 : IMSI UNKNOWN IN HLR 11 : PLMN NOT ALLOWED 12 : LOCATION AREA NOT ALLOWED 13 : NATIONAL ROAMING NOT ALLOWED 17 : NETWORK FAILURE 22 : CONGESTION OTHER VALUES 0-255 RESERVED D6 0 : AUTHENTICATION REJECT MESSAGE WAS NOT SENT 1 : AUTHENTICATION REJECT MESSAGE WAS SENT 2 : AUTHENTICATION REJECT MESSAGE WAS NOT SENT HLR ADDRESS NOT FOUND 3- : NOT USED 3. STARTOPERATION DATA D1 16, ! OPERATION CODE ! D2 16, ! LENGTH OF IMSI ! D3 16, ! IMSI DIGITS 4-1 ! D4 16, ! IMSI DIGITS 8-5 ! D5 16, ! IMSI DIGITS 12-9 ! D6 16, ! IMSI DIGITS 15-13 ! D7 R, ! MTV POINTER ! D8 16, ! MAP INFO ! D9 16, ! SPARE, MUST NOT BE USED ! D10 16, ! SPARE, MUST NOT BE USED ! D11 16, ! SPARE, MUST NOT BE USED ! D12 16, ! SPARE, MUST NOT BE USED ! D13 16, ! SENDING BLOCK REFERENCE ! D14 16, ! SENDING INDIVIDUAL ! D15 16, ! TMSI OCTETS 2 - 1 ! D16 16, ! TMSI OCTETS 4 - 3 ! D17 16, ! VLR POINTER ! D18 16, ! SS VERSION INDICATOR INFO ! D19 16, ! SPARE ! D20 16, ! SS REQUIREMENTS ! D21 16; ! LOCATION UPDATE TYPE !

!

D1: OPERATION CODE

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= 0: OPERATION IS LOCATION UPDATING. DATA D15-D18 NOT VALID. DATA D21 VALID. = 1: OPERATION IS RESTORE DATA. HAS TO BE USED IF SUBSCRIBER DATA SHOULD BE FETCHED FROM HLR. DATA D15-D18, D21 NOT VALID. = 2: OPERATION IS SEND PARAMETERS. HAS TO BE USED IF AUTHENTICATION DATA SHOULD BE FETCHED FROM HLR. DATA D15-D18, D21 NOT VALID. = 3: SPARE, MUST NOT BE USED = 4: OPERATION IS SEND IDENTIFICATION DATA D2-D12 AND D18 NOT VALID. = 5-9: SPARE = 10: OPERATION IS REGISTER SS. DATA D8-D12 NOT VALID. DATA D15-D17, D21 NOT VALID. = 11: OPERATION IS ERASE SS. DATA D8-D12 NOT VALID. DATA D15-D17, D21 NOT VALID. = 12: OPERATION IS ACTIVATE SS. DATA D8-D12 NOT VALID. DATA D15-D17, D21 NOT VALID. = 13: OPERATION IS DEACTIVATE SS. DATA D8-D12 NOT VALID. DATA D15-D17, D21 NOT VALID. = 14: OPERATION IS INTERROGATE SS. DATA D8-D12 NOT VALID. DATA D15-D17, D21 NOT VALID. = 15-16: SPARE -7-


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= 17: OPERATION IS REGISTER PASSWORD. DATA D8-D12 NOT VALID. DATA D15-D17, D21 NOT VALID. = 18: SPARE = 19: OPERATION IS PROCESS UNSTRUCTURED SS DATA. DATA D8-D12 NOT VALID. DATA D15-D17, D21 NOT VALID. = 20-: SPARE D18: SS VERSION INDICATOR INFO = 0 : NOT USED = 1 : SS VERSION INDICATOR NOT PRESENT = 2 : SS VERSION INDICATOR INDICATES PHASE 2 SERVICE = 3-: SPARE D20: SUPPLEMENTARY SERVICE REQUIREMENTS B0 = 0: SS DOES NOT REQUIRE MAP2 (FALLBACK ALLOWED) B0 = 1: SS REQUIRES MAP2 (FALLBACK NOT ALLOWED) B1-B15: SPARE, MUST BE SENT AS ZERO D21: LOCATION UPDATE TYPE = 0 : NORMAL = 1 : PERIODIC = 2 : ATTACH = 3-: NOT USED 4. C7DIALSEIZE2 DATA D1 16, ! TC-USER REFERENCE ! D2 16, ! TC- USER POINTER ! D3 16, ! TYPE OF DIALOGUE // DIALOGUE SUPERVISION INFORMATION ! D4 16, ! NETWORK INDICATOR//DIALOGUE LEVEL//SUBSYSTEM NO.(SSN)! D5 16, ! OPC INDICATOR ! D6 16, ! CALLED ADDRESS INDICATOR // CALLED ADDRESS LENGTH !

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D7 16,

! CALLED ADDRESS OCTET 2 // CALLED ADDRESS OCTET

D8 16,


D9 16,


1 ! 3 ! 5 ! D10 16, OCTET 7 ! D11 16, OCTET 9 ! D12 16, OCTET 11 ! D13 16, OCTET 13 ! D14 16, D15 16, LENGTH ! D16 16, OCTET 1 ! D17 16, OCTET 3 ! D18 16, OCTET 5 ! D19 16, OCTET 7 ! D20 16, OCTET 9 ! D21 16, OCTET 11 ! D22 16, OCTET 13 ! D23 16; 5. SEIZEMSDH2 DATA D1 D2 D3 D4 D5 D6 D7 D8 -9-

16, 16, 16, 16, R, 16, 16, 16,

! CALLED ADDRESS OCTET 8 // CALLED ADDRESS ! CALLED ADDRESS OCTET 10 // CALLED ADDRESS ! CALLED ADDRESS OCTET 12 // CALLED ADDRESS ! CALLED ADDRESS OCTET 14 // CALLED ADDRESS ! SPARE OCTET // CALLED ADDRESS OCTET 15 ! ! CALLING ADDRESS INDICATOR // CALLING ADDRESS ! CALLING ADDRESS OCTET 2 // CALLING ADDRESS ! CALLING ADDRESS OCTET 4 // CALLING ADDRESS ! CALLING ADDRESS OCTET 6 // CALLING ADDRESS ! CALLING ADDRESS OCTET 8 // CALLING ADDRESS ! CALLING ADDRESS OCTET 10 // CALLING ADDRESS ! CALLING ADDRESS OCTET 12 // CALLING ADDRESS ! CALLING ADDRESS OCTET 14 // CALLING ADDRESS !

SPARE OCTET

// CALLING ADDRESS OCTET 15 !

! SENDING INDIVIDUAL ! ! SENDING BLOCK REF ! ! OPERATION INDICATOR ! ! MTV / VIIF POINTER INFORMATION ! MTV POINTER ! ! VIIF POINTER ! ! IMSI INFORMATION ! ! LENGTH OF IMSI !

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D9 16, D10 16, D11 16, D12 16;

! IMSI, DIGITS 4-1 ! IMSI, DIGITS 8-5 ! IMSI, DIGITS 12-9 ! IMSI, DIGITS 15-13

! ! ! !

D3 = 0: OPERATION UPDATE LOCATION IN PROGRESS 1: OPERATION RESTORE DATA IN PROGRESS 2: OPERATION STANDALONE INSERT SUBSCRIBER DATA IN PROGRESS 3: RESERVED 6. REQANASUBDATA1(2)R ! FUNCTION: ANSWER TO THE REQUEST TO ANALYSE SUBSCRIBER DATA FETCHED FROM TCAP BUFFER, RECEIVED WITH THE INSERT SUBSCRIBER DATA MESSAGE MAP 1(2) OR WITH THE RESULT OF SEND PARAMETERS MESSAGE MAP 1(2) DATA D1 16, ! RECEIVING INDIVIDUAL ! D2 16; ! RESULT CODE ! D2 = 0: SUCCESSFUL = 1: ERROR, DATA MISSING = 2: ERROR, UNIDENTIFIED SUBSCRIBER = 3: ERROR, UNEXPECTED DATA VALUE = 4: REJECTED, RESOURCES UNAVAILABLE = 5: REJECTED, MISTYPED PARAMETER = 6: SUCCESSFUL, SERVICES NOT SUPPORTED EXIST AND/OR REGIONAL SUBSCRIPTION RESPONSE 7. REQWRHLRADDR ! FUNCTION: RESULT OF REQUEST TO WRITE HLR NUMBER ! ! TO HLR ADDRESS TABLE ! DATA D1 16, ! RECEIVING INDIVIDUAL ! D2 16, ! RESULT CODE ! D3 16; ! HLR ADDRESS TABLE POINTER ! ! DETAILED DATA DESCRIPTION: D2: RESULT CODE = 0 HLR ADDRESS ADDED TO TABLE = 1 HLR ADDRESS ALREADY STORED - 10 -


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= 2 CONGESTION (HLR ADDRESS TABLE FULL OR DUE TO TREE STRUCTURE), NO VALID DATA IN D3 = 3 NOT USED ! 8. STARTOPERATION DATA D1 16, ! RECEIVING INDIVIDUAL ! D2 16, ! RESULT OF THE OPERATION ! D3 16, ! REASON CODE ! D4 16, ! SPARE, MUST NOT BE USED ! D5 16, ! MSDH POINTER ! D6 16, ! CAUSE CODE FOR CLOSED USER GROUP (CUG) D7 16; ! MAP VERSION !

!

! DETAILED DATA DESCRIPTION: D2 = 0 : OPERATION SUCCESSFUL. DATA D3 NOT VALID. 1 : OPERATION UNSUCCESSFUL. REASON CODE IN DATA D3. THE REASON CODE IS INTERPRETED DEPENDING ON THE OPERATION TYPE IF THE OPERATION WAS LOCATION UPDATING OR RESTORE DATA THEN: D3 = 0 : CONGESTION 1 : ROAMING NOT ALLOWED 2 : UNKNOWN IMSI IN HLR 3 : NO MOBILE GLOBAL TITLE FOUND 4 : TIMEOUT 5 : UNEXPECTED DATA VALUE 6 : MANDATORY INFORMATION ELEMENT ERROR 7 : NETWORK FAILURE 8 : NETWORK CONGESTION IF THE OPERATION WAS FETCH SUBSCRIBER DATA THEN: D3 = 0 : SPARE 1 : NULL VALUE 2 : OTHER FAULTS - 11 -


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3 : HLR ADDRESS NOT FOUND 4 : SOFTWARE CONGESTION 5 : UNKNOWN SUBSCRIBER IN HLR IF THE OPERATION WAS SEND IDENTIFICATION/SEND PARAMETERS FROM VLR D3 = 0 : CONGESTION 1 : UNIDENTIFIED SUBSCRIBER 2 : UNEXPECTED DATA VALUE 3 : DATA MISSING 4 : OTHER FAULTS FOR ALL OPERATIONS IS THE FOLLOWING REASON CODE VALID D3 = 16 : SYSTEM FAILURE 17 : OWN CALLING ADDRESS UNDEFINED 18 : IMSI ANALYSIS FAILED 19 : NO GLOBAL TITLE PRESENT 20 : SEIZURE OF TASK INDIVIDUAL FAILED 21 : INCORRECT AC NAME RECEIVED 22 : AC NAME NOT SUPPORTED OR INCORRECT TRANSACTION PORTION 23 : REQUIRED MAP VERSION NOT AVAILABLE

D7: MAP VERSION (ONLY SET BY MMAPVS) B0 = 0:

MAP VERSION ONE USED FOR COMMUNICATION WITH HLR = 1: MAP VERSION TWO USED FOR COMMUNICATION WITH HLR B1-B15: NOT USED, SET TO ZERO ! END SIGNAL; 9. LRDISC DATA D1 16, D2 16, D3 16, D4 16, D5 16;

! RECEIVING INDIVIDUAL ! ! CAUSE INDICATOR ! ! USER'S TYPE ! ! RESULT OF THE UPDATING ! ! RESULT OF ACCESS CONFIRMATION !

! DETAILED DATA DESCRIPTION: - 12 -



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D2 : 0 = RADIO INTERFACE MESSAGE FAILURE. 1 = RADIO INTERFACE FAILURE. 2 = UPLINK QUALITY. 3 = UPLINK STRENGTH. 4 = DOWNLINK QUALITY. 5 = DOWNLINK STRENGTH. 6 = DISTANCE. 7 = OPERATION AND MAINTENANCE INTERVENTION. 8 = RESPONSE TO MSC INVOCATION. 9 = CALL CONTROL RELEASE. 10 = RADIO INTERFACE FAILURE, REVERSION TO OLD CHANNEL. 11 = HANDOVER SUCCESSFUL. 12 = BETTER CELL. 32 = EQUIPMENT FAILURE. 33 = NO RADIO RESOURCE AVAILABLE. 34 = REQUESTED A-INTERFACE LINE UNAVAILABLE. 35 = CCCH OVERLOAD. 36 = PROCESSOR OVERLOAD. 37 = BSS NOT EQUIPED. 38 = MS NOT EQUIPED. 48 = REQUESTED TRANSCODING/RATE ADAPTION UNAVAILABLE. 64 = CIPHERING ALGORITHM NOT SUPPORTED. 80 = A INTERFACE LINE ALREADY ALLOCATED. 81 = INVALID MESSAGE. 96 = PROTOCOL ERROR BETWEEN BSC AND MSC.

D3 : 0 = NOT USED 1 = NOT USED 2 = NOT USED 3 = NOT USED 4 = LOCATION UPDATING 5 = IMSI DETACH 6 = SPARE

D4 : IF D3 = 4 , D4 IS THEN SIGNIFICANT: 0 = HLR UPDATE SUCCESSFUL 1 = HLR UPDATE UNSUCCESSFUL

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D5 : 0 = ACCESS CONFIRMATION SUCCESSFUL 1 = ACCESS CONFIRMATION UNSUCCESSFUL !

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Location Updating Trace

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