1、INTERNATIONAL TELECOMMUNICATION UNION)45G134 1 TELECOMMUNICATIONSTANDARDIZATION SECTOROF ITU30%#) removal of blocking from one end1.3.2.4 Interruption for FDM circuits1.4 Continuity check test call* 1.4.1 CCTC received: successful* 1.4.2 CCTC sent: successful1.4.3 CCTC received: unsuccessful1.4.4 CC
2、TC sent: unsuccessful1.5 Receipt of unreasonable signalling information1.5.1 Received2 Normal call set-up2.1 Both way circuit selection* 2.1.1 IAM sent by controlling SP* 2.1.2 IAM sent by non controlling SP2.2 Called address sending* 2.2.1 “en bloc“ operation* 2.2.2 Overlap operation2.3 Successful
3、call set-up2.3.1 Ordinary call (with various ACM and ANS)* 2.3.2 Call switched via satellite* 2.3.3 Test for echo suppressor call set-up* 2.3.4 Blocking and unblocking during a call (initiated)* 2.3.5 Blocking and unblocking during a call (received)3 Normal call release* 3.1 Calling party clears: be
4、fore ACM* 3.2 Calling party clears: before ANS* 3.3 Calling party clears: after ANS* 3.4 Calling party clears: after CLEAR BACK* 3.5 Reanswer4 Unsuccessful set-up4.1 SEC4.1.1 SEC receivedFascicle VI.9 - Rec. Q.783 34.1.2 SEC sent4.2 CGC4.2.1 CGCreceived4.2.2 CGC sent4.3 NNC4.3.1 NNC received4.3.2 NN
5、C sent4.4 ADI* 4.4.1 ADI received* 4.4.2 ADI sent4.5 CFL4.5.1 CFL received4.5.2 CFL sent4.6 SSB* 4.6.1 SSB received* 4.6.2 SSB sent4.7 UNN* 4.7.1 UNN received* 4.7.2 UNN sent4.8 LOS4.8.1 LOS received4.8.2 LOS sent4.9 SST4.9.1 SST received4.9.2 SST sent4.10 ACB4.10.1 ACB received4.10.2 ACB sent4.11 D
6、PN4.11.1 DPN received4.11.2 DPN sent4 Fascicle VI.9 - Rec. Q.7835 Abnormal situation during a call5.1 Inability to release in response to a CLF5.2 Inability to release in response to a backward signal5.3 Timers5.3.1 T25.3.2 T35.3.3 T45.3.4 T55.3.5 T6* 5.3.6 ANS signal not received (Q.118 Timer)* 5.3
7、.7 Delay in clearing by calling party (Q.118 Timer)5.4 Reset of circuits during a call5.4.1 Of an outgoing circuit5.4.2 Of an incoming circuit5.5 Receipt of unreasonable signalling information5.5.1 (Now test No. 1.5.1)fs 5.5.2 Received5.6 Interruption of signalling relation6 Special call set-up6.1 C
8、ontinuity check call* 6.1.1 COT applied on an outgoing circuit* 6.1.2 COT applied on previous circuit* 6.1.3 COT on a satellite circuit6.1.4 Calling party clears during a COT* 6.1.5 Delay of through connect6.1.6 COT unsuccessful6.1.7 COT received on incoming circuit6.2 Automatic repeat attempt6.2.1
9、Dual seizure6.2.2 Circuit reset6.2.3 Reception of unreasonable signal informationFascicle VI.9 - Rec. Q.783 5* 6.2.4 Blocking of the circuit6.2.5 Continuity check failure6.3 Dual seizure6.3.1 Dual seizure for controlling side7 Supplementary servicesfs 7.1 CUGfs 7.2 User access to the calling line id
10、entityfs 7.3 User access to the called line identityfs 7.4 Redirection of callsfs 7.5 CCBSfs 7.6 Network access to calling line identity8 Performance testsNote - For further study.6 Fascicle VI.9 - Rec. Q.783TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.1REFERENCE :TITLE : Circuit supervisionSUBTITL
11、E : Non-allocated circuitsPURPOSE : To verify that on receipt of a CIC relating to a circuit which does not exist, SP A will discard the message andalert maintenance personnelPRE-TEST CONDITIONS : Arrange the data in signalling point B such that the CIC identifies a circuit that does not existbetwee
12、n SP A and SP BCONFIGURATION : 1 TYPE OF TEST : VAT and CPT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP B- IAMTEST DESCRIPTION1.2.3.4.Arrange for SP B to send an initial address message.Record the message sequence using a signal monitor.CHECK A: IS THE CIRCUIT IDLE ? CHECK B: WAS THE MESSAGE S
13、EQUENCE AS SHOWN ABOVE? CHECK C: WAS THE INDICATION GIVEN TO THE MAINTENANCE PERSONNEL? Fascicle VI.9 - Rec. Q.783 7TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.2.1REFERENCE : Q.724 1.15.1TITLE : Reset of circuitsSUBTITLE : RSC received on an idle circuitPURPOSE : To verify that on receipt of a res
14、et circuit signal SP A will respond by sending a release guard signalPRE-TEST CONDITIONS : The circuit is idleCONFIGURATION : 1 TYPE OF TEST : VAT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP B- RSCRLG -TEST DESCRIPTION1.2.3.Arrange for SP B to send a reset-circuit signal.Record the message seq
15、uence using a signal monitor.CHECK A: IS THE CIRCUIT IDLE ? CHECK B : WAS THE MESSAGE SEQUENCE AS ABOVE ? 8 Fascicle VI.9 - Rec. Q.783TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.2.2REFERENCE : Q.724 1.15.1TITLE : Reset of circuitsSUBTITLE : RSC sent on an idle circuitPURPOSE : To verify that SP A
16、is able to generate reset-circuit signalPRE-TEST CONDITIONS : The circuit is idleCONFIGURATION : 1 TYPE OF TEST : VAT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP BRSC - RLGTEST DESCRIPTION1.2.3.Arrange for SP A to send a reset-circuit signal.Record the message sequence using a signal monitor.C
17、HECK A: IS THE CIRCUIT IDLE ? CHECK B: WAS THE MESSAGE SEQUENCE AS ABOVE ? Fascicle VI.9 - Rec. Q.783 9TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER: 1.2.3REFERENCE : Q.724 1.15.2TITLE : Reset of circuitsSUBTITLE : Group reset receivedPURPOSE : To verify that on receipt of two circuit group reset messag
18、e within a period of 5 seconds, SP A will respondby sending a circuit reset acknowledge messagePRE-TEST CONDITIONS :CONFIGURATION : 1 TYPE OF TEST : VAT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP B- GRS- GRSGRA -TEST DESCRIPTION1.2.3.Arrange for SP B to send two circuit group reset messages w
19、ithin a period of 5 seconds.Record the message sequence using a signal monitor.CHECK A : IS THE CIRCUIT IDLE ?CHECK B : WAS THE MESSAGE SEQUENCE AS ABOVE ?.10 Fascicle VI.9 - Rec. Q.783TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.2.4REFERENCE : Q.724 1.15.2TITLE : Reset of circuitsSUBTILE : Group r
20、eset sentPURPOSE : To verify that SP A is able to generate a circuit group reset messagePRE-TEST CONDITIONSCONFIGURATION : 1 TYPE OF TEST : VAT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP BGRS -GRS - GRATEST DESCRIPTION1.2.3.Arrange for SP A to send two circuit group reset messages within a pe
21、riod of 5 seconds.Record the message sequence using a signal monitor.CHECK A : IS THE CIRCUIT GROUP IDLE ?CHECK B: WAS THE MESSAGE SEQUENCE AS ABOVE ?.Fascicle VI.9 - Rec. Q.783 11TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.3.1.1REFERENCE : Q.724 5.2TITLE : Group blocking/unblockingSUBTITLE : HGB
22、receivedPURPOSE : To verify that the hardware failure group blocking procedure can be correctly initiatedPRE-TEST CONDITIONS :CONFIGURATION : 1 TYPE OF TEST : VAT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP B- HGB- HGBHBA - HGU- HGUHUA -TEST DESCRIPTION1.2.3.4.5.Arrange for SP B to send two ha
23、rdware failure oriented group blocking messages within a period of 5 seconds.Record the message sequence using a signal monitor.CHECK A: VERIFY THAT CAN ONLY BE ORIGINATED FROM SP B ON THE CIRCUITSINDICATED BY THE RANGE FIELD IN THE HGB MESSAGEArrange for SP B to send two hardware failure oriented g
24、roup unblocking messages within a period of 5 seconds.CHECK B: VERIFY THAT A CALL CAN BE ORIGINATED FROM EITHER SP ON THE CIRCUITSINDICATED BY THE RANGE FIELDCHECK C: WAS THE MESSAGE SEQUENCE AS ABOVE ?.12 Fascicle VI.9 - Rec. Q.783TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.3.1.2REFERENCE : Q.724
25、 5.2TITLE : Group blocking/unblockingSUBTITLE : HGB sentPURPOSE : To verify that SP A is able to generate both hardware failure oriented group blocking messages and hardware failure oriented group unblocking messagesPRE-TEST CONDITIONS :CONFIGURATION : 1 TYPE OF TEST : VAT TYPE OF SP : SPEXPECTED ME
26、SSAGE SEQUENCE :SP A SP BHGB -HGB - HGBHGU -HGU - HUATEST DESCRIPTION1.2.3.4.5.Arrange for SP A to send two hardware failure oriented group blocking messages within a period of 5 seconds.Record the message sequence using a signal monitor.CHECK A: VERIFY THAT A CALL CAN ONLY BE ORIGINATED FROM SP A O
27、N THE CIRCUITSINDICATED BY THE RANGE FIELD IN THE HGB MESSAGEArrange for SP A to send two hardware failure oriented group unblocking messages within a period of 5 seconds.CHECK B: VERIFY THAT A CALL CAN BE ORIGINATED FROM EITHER SP ON THE CIRCUITSINDICATED BY THE RANGE FIELDCHECK C: WAS THE MESSAGE
28、SEQUENCE AS ABOVE ?.Fascicle VI.9 - Rec. Q.783 13TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.3.1.3REFERENCE : Q.724 5.1TITLE : Group blocking/unblockingSUBTITLE : MGB receivedPURPOSE : To verify that the maintenance oriented group blocking procedure can be correctly initiatedPRE-TEST CONDITIONS :C
29、ONFIGURATION : 1 TYPE OF TEST : VAT and CPT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP B- MGB- MGBMBA - MGU- MGUMUA -TEST DESCRIPTION1.2.3.4.5.Arrange for SP B to send two maintenance oriented group blocking messages within a period of 5 seconds.Record the message sequence using a signal moni
30、tor.CHECK A: VERIFY THAT A CALL CAN ONLY BE ORIGINATED FROM SP B ON THE CIRCUITSINDICATED BY THE RANGE FIELD IN THE MGB MESSAGEArrange for SP B to send two maintenance oriented group unblocking messages within a period of 5 seconds.CHECK B: VERIFY THAT A CALL CAN BE ORIGINATED FROM EITHER SP ON THE
31、CIRCUITSINDICATED BY THE RANGE FIELDCHECK C: WAS THE MESSAGE SEQUENCE AS ABOVE ?.14 Fascicle VI.9 - Rec. Q.783TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.3.1.4REFERENCE : Q.724 5.1TITLE : Group blocking/unblockingSUBTITLE : MGB sentPURPOSE : To verify that SP A is able to generate both maintenance
32、 oriented group blocking messages and maintenanceoriented group unblocking messagesPRE-TEST CONDITIONS :CONFIGURATION : 1 TYPE OF TEST : VAT and CPT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP BMGB -MGB - MGAMGU -MGU - MUATEST DESCRIPTION1.2.3.4.5.Arrange for SP A to send two maintenance orien
33、ted group blocking messages within a period of 5 seconds.Record the message sequence using a signal monitor.CHECK A: VERIFY THAT A CALL CAN ONLY BE ORIGINATED FROM SP A ON THE CIRCUITSINDICATED BY THE RANGE FIELD IN THE MGB MESSAGEArrange for SP A to send two maintenance oriented group unblocking me
34、ssages within a period of 5 seconds.CHECK B: VERIFY THAT A CALL CAN BE ORIGINATED FROM EITHER SP ON THE CIRCUITINDICATED BY THE RANGE FIELDCHECK C: WAS THE MESSAGE SEQUENCE AS ABOVE ?.Fascicle VI.9 - Rec. Q.783 15TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.3.2.1REFERENCE : Q.724 5.1TITLE : Group b
35、locking/unblockingSUBTITLE : BLO receivedPURPOSE : To verify that the blocking/unblocking procedure can be correctly initiatedPRE-TEST CONDITIONS :CONFIGURATION : 1 TYPE OF TEST : VAT and CPT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP B- BLOBLA - UBLUBA -TEST DESCRIPTION1.2.3.4.5.Arrange for
36、SP B to send a blocking signal.Record the message sequence using a signal monitor.CHECK A: VERIFY THAT A CALL CAN ONLY BE ORIGINATED FROM SP B ON THIS CIRCUITArrange SP B to send an unblocking signal.CHECK B: VERIFY THAT A CALL CAN BE ORIGINATED FROM EITHER EXCHANGE ON THISCIRCUITCHECK C: WAS THE ME
37、SSAGE SEQUENCE AS ABOVE ?.16 Fascicle VI.9 - Rec. Q.783TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.3.2.2REFERENCE : Q.724 5.1TITLE : Circuit blocking/unblockingSUBTITLE : BLO sentPURPOSE : To verify that SP A is able to generate blocking messagesPRE-TEST CONDITIONS :CONFIGURATION : 1 TYPE OF TEST
38、: VAT and CPT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP BBLO - BLAUBL - UBATEST DESCRIPTION1.2.3.4.5.Arrange for SP A to send a blocking signal.Record the message sequence using a signal monitor.CHECK A: VERIFY THAT A CALL CAN ONLY BE ORIGINATED FROM SP A ON THIS CIRCUITArrange for SP A to s
39、end an unblocking signal.CHECK B: VERIFY THAT A CALL CAN BE ORIGINATED FROM EITHER SP ON THIS CIRCUITCHECK C: WAS THE MESSAGE SEQUENCE AS SHOWN ABOVE ?.Fascicle VI.9 - Rec. Q.783 17TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.3.2.3REFERENCE : Q.724 5.1TITLE : Circuit blocking/unblockingSUBTITLE : B
40、locking from both ends : removal of blocking from one endPURPOSE : To verify that the blocking/unblocking procedure can be correctly initiatedPRE-TEST CONDITIONS :CONFIGURATION : 1 TYPE OF TEST : VAT and CPT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP BBLO - BLA- BLOBLA -UBL - UBA- UBLUBA -TES
41、T DESCRIPTION1.2.3.4.5.6.7.8.Arrange for SP A to send a blocking signal.Record the message sequence using a signal monitor.CHECK A: VERIFY THAT A CALL CAN ONLY BE ORIGINATED FROM SP A ON THIS CIRCUITArrange for SP B to send an unblocking signal.CHECK B: VERIFY THAT A CALL CANNNOT BE ORIGINATED ON TH
42、IS CIRCUIT EITHER SPArrange for SP A to send an unblocking signal.CHECK C: VERIFY THAT A CALL CAN ONLY BE ORIGINATED BY SP BArrange for SP B to send an unblocking signal.CHECK D : WAS THE MESSAGE SEQUENCE AS ABOVE?18 Fascicle VI.9 - Rec. Q.783TUP LEVEL 4 TEST SPECIFICATIONTEST NUMBER : 1.3.2.4REFERE
43、NCE : Q.724 9.2TITLE : Circuit blocking/unblockingSUBTITLE : Interruption from FDM circuitsPURPOSE : To verify that an interruption of the pilot in FDM system causes a blocking signal to be sentPRE-TEST CONDITIONS : The signalling points must be linked by a transmission system using FDMCONFIGURATION : 1 TYPE OF TEST : VAT TYPE OF SP : SPEXPECTED MESSAGE SEQUENCE :SP A SP BBLO - BLAUBL -
