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  1.                                                   MTP LEVEL 2
  2.  
  3.           TEST NUMBER:   3.4                                   PAGE:  1 OF 1              
  4.           REFERENCE:Q.703 S 5.3, 8STD:Fig. 8                                              
  5.           TITLE:Transmission failure                                                      
  6.           SUB TITLE:Link aligned not ready (Corrupt FIBs - Basic)                         
  7.           PURPOSE:To check the response to a link failure after corruption of two       
  8.           FIBs - detected by reception control - while in "Aligned not ready"       
  9.           PRE-TEST CONDITIONS:Link out of service                                         
  10.           CONFIGURATION:1                                      TYPE OF TEST:VAT           
  11.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  12.           SPB                                                  SPA                        
  13.           Link                                            Lin   
  14.                                                           k     
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  70.           PAGE190 Fascicle VI.9 - Q.781
  71.  
  72.                                      <-----------------   1 - 0                SIOS
  73.                                      ---------            
  74.           1 - 0SIOS                   -----------------   
  75.                                      ---------->          
  76.                                                                        :     set LPO
  77.                                                                        : start
  78.                                      <-----------------   1 - 0                SIO
  79.                                      ---------            
  80.           1 - 0SIO                    -----------------   
  81.                                      ---------->          
  82.                                      <-----------------   1 - 0                SIN
  83.                                      ---------            
  84.           1 - 0SIN                    -----------------   
  85.                                      ---------->          
  86.                                      <-----------------   1 - 0                SIPO
  87.                                      ---------            
  88.           1 - 0FISU corrupt FIB       -----------------   
  89.           (FIB+FSN=7F)               ---------->          
  90.           1 - 0FISU corrupt FIB       -----------------   
  91.           (FIB+FSN=7F)               ---------->          
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  141.           Fascicle VI.9 - Q.781         PAGE201
  142.  
  143.                                      <-----------------   1 - 0                SIOS
  144.                                      ---------            
  145.                                                           
  146.           TEST DESCRIPTION                                
  147.            1.   Set LPO at A.                                                             
  148.            2.   Start link alignment at A.                                                
  149.            3.   Send two corrupt FISUs (corrupt FIBs) on link aligned not ready.          
  150.            4.   Check link is taken out of service at A.                                  
  151.                                                                                           
  152.  
  153.                                                   MTP LEVEL 2
  154.  
  155.           TEST NUMBER:   3.5                                   PAGE:  1 OF 1              
  156.           REFERENCE:Q.703 S 4, 10.2STD:Fig. 8                                             
  157.           TITLE:Transmission failure                                                
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  212.           PAGE190 Fascicle VI.9 - Q.781
  213.  
  214.                                                                                           
  215.           SUB TITLE:Link in service (Break Tx path)                                       
  216.           PURPOSE:To test the response to a transmission failure when the link            
  217.           is "In service"                                                           
  218.           PRE-TEST CONDITIONS:Link in service                                             
  219.           CONFIGURATION:1                                      TYPE OF TEST:VAT, CPT      
  220.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  221.           SPB                                                  SPA                        
  222.           Link                                            Lin   
  223.                                                           k     
  224.                                      <-----------------   1 - 0                FISU
  225.                                      ---------            
  226.           1 - 0FISU                   -----------------   
  227.                                      ---------->          
  228.                                                                        : break Tx
  229.                                      
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  283.           Fascicle VI.9 - Q.781         PAGE201
  284.  
  285.                                      <-----------------                       SIOS
  286.                                      ---------            
  287.                                                           
  288.           TEST DESCRIPTION                                
  289.            1.   Break Tx at B, check SIOS returned from A.                                
  290.            2.   Repeat test, break at A.                                                  
  291.                                                                                           
  292.  
  293.                                                   MTP LEVEL 2
  294.  
  295.           TEST NUMBER:   3.6                                   PAGE:  1 OF 1              
  296.           REFERENCE:Q.703 S 5.3 STD: Fig. 8                                               
  297.           TITLE:Transmission failure                                                      
  298.           SUB TITLE:Link in service (Corrupt FIBs - Basic)                                
  299.           PURPOSE:To check the response to a link failure after corruption of two 
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  354.           PAGE190 Fascicle VI.9 - Q.781
  355.  
  356.           FIBS - detected by reception control - while "In service"                       
  357.           PRE-TEST CONDITIONS:Link in service                                             
  358.           CONFIGURATION:1                                      TYPE OF TEST: VAT          
  359.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  360.           SPB                                                  SPA                        
  361.           Link                                            Lin   
  362.                                                           k     
  363.                                      <-----------------   1 - 0          FISU
  364.                                      ---------            
  365.           1 - 0FISU                   -----------------   
  366.           (FIB+FISN=FF)              ---------->          
  367.           1 - 0FISU corrupt FIB       -----------------   
  368.           (FIB+FSN=7F)               ---------->          
  369.           1 - 0FISU corrupt FIB       -----------------   
  370.           (FIB+FSN=7F)               ---------->          
  371.                                      <-----------------   1 - 0          SIOS
  372.                                      ---------            
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  425.           Fascicle VI.9 - Q.781         PAGE201
  426.  
  427.                                                           
  428.           TEST DESCRIPTION                                
  429.            1.   Check that receipt of two FISUs at A  with  corrupt  FIBs  at  link  in 
  430.                 service state causes the link to be taken out of service.                 
  431.                                                                                           
  432.  
  433.  
  434.                                                   MTP LEVEL 2
  435.  
  436.           TEST NUMBER:   3.7                                   PAGE:  1 OF 1              
  437.           REFERENCE:Q.703 S 8, 10.2STD:Fig. 8                                             
  438.           TITLE:Transmission failure                                                      
  439.           SUB TITLE:Link in processor outage (Break Tx path)                              
  440.           PURPOSE:To test the response to a transmission failure when the link            
  441.           is "Processor outage"                                                     
  442.           PRE-TEST CONDITIONS:Link in service                                             
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  496.           PAGE190 Fascicle VI.9 - Q.781
  497.  
  498.           CONFIGURATION:1                                      TYPE OF TEST:VAT           
  499.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  500.           SPB                                                  SPA                        
  501.           Link                                            Lin   
  502.                                                           k     
  503.                                      <-----------------   1 - 0                FISU
  504.                                      --------             
  505.           1 - 0FISU                   -----------------   
  506.                                      ---------->          
  507.                                                                         :      set LPO
  508.                                      <-----------------   1 - 0            SIPO
  509.                                      ---------            
  510.                                                                         : break Tx
  511.                                      <-----------------   1 - 0           SIOS
  512.                                      ---------            
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  567.           Fascicle VI.9 - Q.781         PAGE201
  568.  
  569.           TEST DESCRIPTION                                
  570.            1.   Break Tx path at B when in "Processor outage"  state,  check  that  the 
  571.                 SUERM detects the failure and the link is taken out of service.           
  572.            2.   Repeat test, break TX at A.                                               
  573.                                                                                           
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  576.  
  577.                                                   MTP LEVEL 2
  578.  
  579.           TEST NUMBER:   3.8                                   PAGE:  1 OF 1              
  580.           REFERENCE:Q.703 S 5.3, 8STD:Fig. 8                                              
  581.           TITLE:Transmission failure                                                      
  582.           SUB TITLE:Link in processor outage (Corrupt FIBs - Basic)                       
  583.           PURPOSE:To check the response to a link failure after corruption of two       
  584.           FIBs - detected by reception control - while in "Processor outage"        
  585.           PRE-TEST CONDITIONS:Link in service                                             
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  638.           PAGE190 Fascicle VI.9 - Q.781
  639.  
  640.           CONFIGURATION:1                                      TYPE OF TEST:VAT           
  641.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  642.           SPB                                                  SPA                        
  643.           Link                                            Lin   
  644.                                                           k     
  645.                                      <-----------------   1 - 0                FISU
  646.                                      ---------            
  647.           1 - 0FISU                   -----------------   
  648.                                      ---------->          
  649.                                                                         : set LPO
  650.                                      <-----------------   1 - 0                SIPO
  651.                                      ---------            
  652.           1 - 0FISU corrupt FIB       -----------------   
  653.           (FIB+FSN=7F)               ---------->          
  654.           1 - 0FISU corrupt FIB       -----------------   
  655.           (FIB+FSN=7F)               ---------->          
  656.                                      <-----------------   1 - 0                SIOS
  657.                                      ---------            
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  709.           Fascicle VI.9 - Q.781         PAGE201
  710.  
  711.                                                           
  712.           TEST DESCRIPTION                                
  713.            1.   Check that receipt of two FISUs at A with  corrupt  FIBs  on  processor 
  714.                 outage state causes the link to be taken out of service.                  
  715.                                                                                           
  716.  
  717.  
  718.                                                   MTP LEVEL 2
  719.  
  720.           TEST NUMBER:   4.1                                   PAGE:   1 OF 1             
  721.           REFERENCE:Q.703 S 8 STD:Fig. 10                                                 
  722.           TITLE:Processor outage control                                                  
  723.           SUB TITLE:Set and clear LPO while link in service                               
  724.           PURPOSE:To check the ability to perform correctly when LPO is set               
  725.           and recovered                                                             
  726.           PRE-TEST CONDITIONS:Link in service                                             
  727.           CONFIGURATION:1                                      
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  780.           PAGE190 Fascicle VI.9 - Q.781
  781.  
  782.                                                                TYPE OF TEST:VAT           
  783.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  784.           SPB                                                  SPA                        
  785.           Link                                            Lin   
  786.                                                           k     
  787.                                      <-----------------   1 - 0             FISU
  788.                                      ---------            
  789.           1 - 0FISU                   -----------------   
  790.                                      ---------->          
  791.                                                                        :  set LPO
  792.                                      <-----------------   1 - 0             SIPO
  793.                                      ---------            
  794.                                                                        :  clear LPO
  795.                                      <-----------------   1 - 0            FISU
  796.                                      ---------            
  797.                                      <-----------------   1 - 0            MSU
  798.                                      ---------                             (FIB+FSN=80)
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  811.  
  812.  
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  830.  
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  840.  
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  843.  
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  847.  
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  849.  
  850.  
  851.           Fascicle VI.9 - Q.781         PAGE201
  852.  
  853.                                                           
  854.           TEST DESCRIPTION                                
  855.            1.   Set LPO at A while link in service.                                       
  856.            2.   Check message is discarded.                                               
  857.            3.   Clear LPO at A.                                                           
  858.            4.   Check MSU is sent correctly.                                              
  859.                                                                                           
  860.  
  861.  
  862.                                                   MTP LEVEL 2
  863.  
  864.           TEST NUMBER:   4.2                                   PAGE:  1 OF 1              
  865.           REFERENCE:Q.703 S 8STD:Fig. 10                                                  
  866.           TITLE:Processor outage control                                                  
  867.           SUB TITLE:RPO during LPO                                                  
  868.  
  869.  
  870.  
  871.  
  872.  
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  874.  
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  920.  
  921.  
  922.           PAGE190 Fascicle VI.9 - Q.781
  923.  
  924.                                                                                           
  925.           PURPOSE:To test the response to RPO is set and cleared when "LPO"               
  926.           PRE-TEST CONDITIONS:Link in service. PO set at B                                
  927.           CONFIGURATION:1                                      TYPE OF TEST:VAT           
  928.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  929.           SPB                                                  SPA                        
  930.           Link                                            Lin   
  931.                                                           k     
  932.                                                                         :  set LPO
  933.                                      <-----------------   1 - 0             SIPO
  934.                                      ---------            
  935.           1 - 0SIPO                   -----------------   
  936.                                      ---------->          
  937.                                      <-----------------   1 - 0           SIPO
  938.                                      ---------            
  939.                                      
  940.  
  941.  
  942.  
  943.  
  944.  
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  987.  
  988.  
  989.  
  990.  
  991.  
  992.  
  993.           Fascicle VI.9 - Q.781         PAGE201
  994.  
  995.                                                                         :  clear LPO
  996.           1 - 0FISU                   -----------------   
  997.                                      ---------->          
  998.                                      <-----------------   1 - 0                SIPO
  999.                                      ---------            
  1000.                                                           
  1001.           TEST DESCRIPTION                                
  1002.            1.   Set LPO at A.                                                             
  1003.            2.   Clear LPO at B.                                                           
  1004.            3.   Check is SIPO sent from A.                                                
  1005.                                                                                           
  1006.  
  1007.  
  1008.                                                   MTP LEVEL 2
  1009.  
  1010.           TEST NUMBER:   4.3                                   PAGE:  1 OF 1              
  1011.           REFERENCE: Q.703 S 8STD: Fig. 10                                          
  1012.  
  1013.  
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  1016.  
  1017.  
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  1063.  
  1064.           PAGE190 Fascicle VI.9 - Q.781
  1065.  
  1066.                                                                                           
  1067.           TITLE:Processor outage control                                                  
  1068.           SUB TITLE:Clear LPO when "Both processor outage"                                
  1069.           PURPOSE:To test the response to LPO, RPO recovered when "Both                   
  1070.           processor outage"                                                         
  1071.           PRE-TEST CONDITIONS:PO set at A and B                                           
  1072.           CONFIGURATION:1                                      TYPE OF TEST:VAT           
  1073.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  1074.           SPB                                                  SPA                        
  1075.           Link                                            Lin   
  1076.                                                           k     
  1077.                                      <-----------------   1 - 0                SIPO
  1078.                                      ---------            
  1079.           1 - 0SIPO                   -----------------   
  1080.                                      ---------->          
  1081.                                      
  1082.  
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  1133.  
  1134.  
  1135.           Fascicle VI.9 - Q.781         PAGE201
  1136.  
  1137.                                                                         : clear LPO
  1138.                                      <-----------------   1 - 0                FISU
  1139.                                      ---------            
  1140.                                                                         : clear LPO
  1141.           1 - 0FISU                   -----------------   
  1142.                                      ---------->          
  1143.                                      <-----------------   1 - 0                FISU
  1144.                                      ---------            
  1145.                                                           
  1146.           TEST DESCRIPTION                                
  1147.            1.   Clear LPO at A.                                                           
  1148.            2.   Clear LPO at B.                                                           
  1149.            3.   Check is FISU sent from A.                                                
  1150.                                                                                           
  1151.  
  1152.  
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  1199.  
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  1201.  
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  1204.  
  1205.  
  1206.           PAGE190 Fascicle VI.9 - Q.781
  1207.  
  1208.  
  1209.                                                   MTP LEVEL 2
  1210.  
  1211.           TEST NUMBER:   5.1                                   PAGE:  1 OF 1              
  1212.           REFERENCE:Q.703 S 4.1STD:Fig. 11                                                
  1213.           TITLE:SU delimitation, alignment, error detection and correction                
  1214.           SUB TITLE:More than seven '1's between MSU opening and closing flags            
  1215.           PURPOSE:To test the signal  unit  delimitation,  alignment,  and  error       
  1216.           detection action  on  receipt  of  an  MSU  containing  seven  or  more 
  1217.           consecutive '1's                                                          
  1218.           PRE-TEST CONDITIONS:Link in service                                             
  1219.           CONFIGURATION:1                                      TYPE OF TEST:VAT           
  1220.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  1221.           SPB                                                  SPA                        
  1222.           Link                                            Lin   
  1223.                                                           k     
  1224.  
  1225.  
  1226.  
  1227.  
  1228.  
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  1234.  
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  1275.  
  1276.  
  1277.           Fascicle VI.9 - Q.781         PAGE201
  1278.  
  1279.                                      <-----------------   1 - 0                FISU
  1280.                                      ---------            
  1281.           1 - 0FISU                   -----------------   
  1282.                                      ---------->          
  1283.           1 - 0corrupt MSU            -----------------   
  1284.           (FIB+FSN=80)               ---------->          
  1285.           (containing                
  1286.           seven                      
  1287.           consecutive                
  1288.           '1's)                      
  1289.                                      <-----------------   1 - 0                FISU
  1290.                                      ---------                                 (BSN 
  1291.                                                           unchanged)
  1292.           1 - 0FISU                   -----------------   
  1293.                                      ---------->          
  1294.                                                           
  1295.           TEST DESCRIPTION                                
  1296.            1.   Send a corrupt MSU at B containing seven consecutive '1's.                
  1297.            2.   Check that A discards the signal unit, and goes into octet counting       
  1298.                 mode.                                                                     
  1299.            3.   On reception of a correct FISU, check that A leaves the octet  counting 
  1300.                 mode and remains in the "in service" state.                               
  1301.                                                                                           
  1302.  
  1303.  
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  1346.  
  1347.  
  1348.           PAGE190 Fascicle VI.9 - Q.781
  1349.  
  1350.  
  1351.  
  1352.                                                   MTP LEVEL 2
  1353.  
  1354.           TEST NUMBER:  5.2                                    PAGE:   1 OF 1             
  1355.           REFERENCE:Q.703 S 4.1STD:Fig. 11                                                
  1356.           TITLE:SU delimitation, alignment, error detection and correction                
  1357.           SUB TITLE:Greater than maximum signal unit length                               
  1358.           PURPOSE:To test the signal unit delimitation, alignment, error detection        
  1359.           action on receipt of signal unit greater than the maximum length          
  1360.           PRE-TEST CONDITIONS:Link in service                                             
  1361.           CONFIGURATION:1                                      TYPE OF TEST:VAT           
  1362.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  1363.           SPB                                                  SPA                        
  1364.           Link                                            Lin   
  1365.                                                           k     
  1366.  
  1367.  
  1368.  
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  1417.  
  1418.  
  1419.           Fascicle VI.9 - Q.781         PAGE201
  1420.  
  1421.                                      <-----------------   1 - 0                FISU
  1422.                                      ---------            
  1423.           1 - 0FISU                   -----------------   
  1424.                                      ---------->          
  1425.           1 - 0corrupt MSU            -----------------   
  1426.           (FIB+FSN=80)               ---------->          
  1427.           (signal unit               
  1428.           length                     
  1429.           > max. allowed)            
  1430.                                      <-----------------   1 - 0                FISU
  1431.                                      ---------                                 (BSN 
  1432.                                                           unchanged)
  1433.           1 - 0FISU                   -----------------   
  1434.                                      ---------->          
  1435.                                                           
  1436.           TEST DESCRIPTION                                
  1437.            1.   Send corrupt MSU at B with maximum length plus extra bits and good        
  1438.                 sumcheck.                                                                 
  1439.            2.   Check A discards the signal unit, and goes into octet counting mode.      
  1440.            3.   On reception of a correct FISU, check that A leaves the octet  counting 
  1441.                 mode and remains in the "in service" state.                               
  1442.                                                                                           
  1443.  
  1444.  
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  1488.  
  1489.  
  1490.           PAGE190 Fascicle VI.9 - Q.781
  1491.  
  1492.  
  1493.  
  1494.                                                   MTP LEVEL 2
  1495.  
  1496.           TEST NUMBER:   5.3                                   PAGE:  1 OF 1              
  1497.           REFERENCE:Q.703 S 4.1STD:Fig. 11                                                
  1498.           TITLE:SU delimitation, alignment, error detection and correction                
  1499.           SUB TITLE:Below minimum signal unit length                                      
  1500.           PURPOSE:To test the  signal  unit  delimitation,  alignment  and  error       
  1501.           detection action on receipt of signal unit less than the minimum length   
  1502.           PRE-TEST CONDITIONS:Link in service                                             
  1503.           CONFIGURATION:1                                      TYPE OF TEST:VAT           
  1504.           EXPECTED SIGNAL UNIT SEQUENCE:                        
  1505.           SPB                                                         SP      A           
  1506.           Link                                            Lin   
  1507.                                                           k     
  1508.  
  1509.  
  1510.  
  1511.  
  1512.  
  1513.  
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  1554.  
  1555.  
  1556.  
  1557.  
  1558.  
  1559.  
  1560.  
  1561.           Fascicle VI.9 - Q.781         PAGE201
  1562.  
  1563.                                      <-----------------   1 - 0          FISU
  1564.                                      --------                            (BIB+BSN=FF)
  1565.           1 - 0FISU                   -----------------   
  1566.                                      --------->           
  1567.           1 - 0corrupt MSU            -----------------   
  1568.           (FIB+FSN=80)               --------->           
  1569.           (signal unit               
  1570.           less                       
  1571.           than 6 octets)             
  1572.                                      <-----------------   1 - 0          FISU
  1573.                                      --------                            (BSN unchanged)
  1574.           1 - 0FISU                   -----------------   
  1575.                                      --------->           
  1576.                                                           
  1577.           TEST DESCRIPTION                                
  1578.            1.   Generate a corrupt MSU at B of less than 6 octets (i.e. less than 5       
  1579.                 octets between flags).                                                    
  1580.            2.   Check A discards the signal unit, and goes into octet counting mode.      
  1581.            3.   On reception of a correct FISU, check that A leaves the octet  counting 
  1582.                 mode and remains in the "in service" state.                               
  1583.                                                                                           
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  1632.           PAGE190 Fascicle VI.9 - Q.781
  1633.  
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  1636.                                                   MTP LEVEL 2
  1637.  
  1638.           TEST NUMBER:   5.4                                   PAGE:  1 OF 1              
  1639.           REFERENCE:Q.703 S 2STD: Fig. 11                                                 
  1640.           TITLE:SU delimitation, alignment, error detection and correction                
  1641.           SUB TITLE:Reception of single and multiple flags between FISUs                  
  1642.           PURPOSE:To check that single and multiple flags between FISUs can be            
  1643.           received                                                                  
  1644.           PRE-TEST CONDITIONS:Link in service                                             
  1645.           CONFIGURATION:1                                      TYPE OF TEST:VAT           
  1646.           EXPECTED SIGNAL UNIT SEQUENCE:                                                  
  1647.           SPB                                                  SPA                        
  1648.           Link                                            Lin   
  1649.                                                           k     
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  1703.           Fascicle VI.9 - Q.781         PAGE201
  1704.  
  1705.           1 - 0FISU                    -----------------  
  1706.                                         ------------>     
  1707.           case 1                         FISU F FISU      
  1708.           case 2                        FISU F F FISU                   F: Flag
  1709.                                            n( │ 2)                   n=number of flags
  1710.           1 - 0FISU                    -----------------  
  1711.                                         ------------>     
  1712.                                                           
  1713.           TEST DESCRIPTION                                
  1714.            1.   Check that single and n flags, case 1 and case 2 respectively, can be     
  1715.                 received.                                                                 
  1716.                                                                                           
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  1774.           PAGE190 Fascicle VI.9 - Q.781
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