MTP LEVEL 2 TEST NUMBER: 8.8 PAGE: 1 OF 1 REFERENCE:Q.703 S 5.3STD:Fig. 14 TITLE:Transmission and reception control (Basic) SUB TITLE:Single FISU with corrupt FIB PURPOSE:To test the response to receive an FISU with a corrupt FIB PRE-TEST CONDITIONS:Link in service CONFIGURATION:1 TYPE OF TEST:VAT EXPECTED SIGNAL UNIT SEQUENCE: SPB SPA Link Lin k PAGE218 Fascicle VI.9 - Rec. Q.781 <----------------- 1 - 0 FISU --------- 1 - 0FISU ----------------- (FIB+FSN=FF) ----------> 1 - 0FISU ----------------- (FIB+FSN=7F) ----------> <----------------- 1 - 0 FISU --------- 1 - 0FISU ----------------- (FIB+FSN=FF) ----------> <----------------- 1 - 0 FISU --------- TEST DESCRIPTION 1. Generate one FISU with a corrupt FIB at B, and check that the link status remains in service. MTP LEVEL 2 TEST NUMBER: 8.9 Fascicle VI.9 - Rec. Q.781 PAGE219 PAGE: 1 OF 1 REFERENCE: Q.703 S 5.2 STD: Fig. 10, Fig. 14 TITLE: Transmission and reception control (Basic) SUB TITLE: Single FISU prior to RPO being set PURPOSE: To test the response to RPO while in the abnormal FIB state PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link <------------------------ PAGE218 Fascicle VI.9 - Rec. Q.781 - 1 - 0 FISU 1 - 0 FISU ------------------------ -> 1 - 0 FISU (one only) (FIB+FSN=7F) ------------------------ -> 1 - 0 SIPO ------------------------ -> 1 - 0 MSU (FIB+FSN=80) ------------------------ -> 1 - 0 FISU Fascicle VI.9 - Rec. Q.781 PAGE219 (FIB+FSN=80) ------------------------ -> a) 1 - 0 FISU ----------- (FIB+FSN= ------------ 80) --> <-------- 1 - 0 FISU --------- -------- (BIB+BSN= 7F) 1 - 0 PAGE218 Fascicle VI.9 - Rec. Q.781 MSU ----------- (FIB+FSN= ------------ 00) --> <-------- 1 - 0 FISU --------- -------- (BIB+BSN= 00) a) RPO at A has recovered, but this FISU is discarded. TEST DESCRIPTION Fascicle VI.9 - Rec. Q.781 PAGE219 1. Generate one FISU at B with abnormal FIB. 2. Send SIPO from B, followed by an MSU. 3. Check A responds correctly with negative acknowledgement and a retransmission is received corrrectly. PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T76.781], p. H.T. [T77.781] MTP LEVEL 2 TEST NUMBER: 8.10 PAGE: 1 OF 1 REFERENCE: Q.703 S 5.3 STD: Fig. 14 TITLE: Transmission and reception control (Basic) SUB TITLE: Abnormal BSN - single MSU PURPOSE: To test the response to an abnormal BSN Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <-------- 1 - 0 FISU --------- -------- 1 - 0 FISU (FIB+FSN= FF) ----------- (BIB+BSN= ------------ FF) --> 1 - 0 MSU Fascicle VI.9 - Rec. Q.781 PAGE219 (FIB+FSN= 80) ----------- (BIB+BSN= ------------ BF) --> 1 - 0 FISU (FIB+FSN= 80) ----------- (BIB+BSN= ------------ FF) --> a) 1 - 0 FISU PAGE218 Fascicle VI.9 - Rec. Q.781 (FIB+FSN= 80) ----------- (BIB+BSN= ------------ FF) --> <-------- 1 - 0 FISU --------- -------- (BIB+BSN= 7F) 1 - 0 MSU Fascicle VI.9 - Rec. Q.781 PAGE219 (FIB+FSN= 00) ----------- (BIB+BSN= ------------ FF) --> <-------- 1 - 0 FISU --------- -------- (BIB+BSN= 00) a) Though UNB: = 1, abnormal BSNR is not canceled. TEST DESCRIPTION PAGE218 Fascicle VI.9 - Rec. Q.781 1. Generate a single MSU with abnormal BSN at B, followed by FISUs with correct BSN. 2. Check that A responds with a negative acknowledgement. 3. Retransmit the MSU correctly at B. 4. Check that the MSU is received correctly and positive acknowledgement is given. Fascicle VI.9 - Rec. Q.781 PAGE219 Tableau [T77.781], p. H.T. [T78.781] MTP LEVEL 2 TEST NUMBER: 8.11 PAGE: 1 OF 1 REFERENCE: Q.703 S 5.3 STD: Fig. 14 TITLE: Transmission and reception control (Basic) SUB TITLE: Abnormal BSN - two consecutive FISUs PURPOSE: To test the response to abnormal BSNs in two consecutive FISUs PAGE218 Fascicle VI.9 - Rec. Q.781 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link Fascicle VI.9 - Rec. Q.781 PAGE219 <-------- 1 - 0 FISU --------- -------- 1 - 0 FISU ----------- (BIB+BSN= ------------ FF) --> 1 - 0 FISU ----------- (BIB+BSN= ------------ BF) --> 1 - 0 PAGE218 Fascicle VI.9 - Rec. Q.781 FISU ----------- (BIB+BSN= ------------ BF) --> 1 - 0 FISU ----------- (BIB+BSN= ------------ FF) --> <-------- 1 - 0 SIOS --------- -------- Fascicle VI.9 - Rec. Q.781 PAGE219 TEST DESCRIPTION 1. Generate two consecutive FISUs at B with abnormal BSNs. 2. Check that A responds by taking the link out of service. PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T78.781], p. H.T. [T79.781] MTP LEVEL 2 TEST NUMBER: 8.12 PAGE: 1 OF 1 REFERENCE: Q.703 S 5.3 STD: Fig. 14 TITLE: Transmission and reception control (Basic) SUB TITLE: Excesssive delay of acknowledgement PURPOSE: To test the transmission control response to the expiration of EDA timer T7 Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <-------- 1 - 0 T7 | FISU --------- -------- 1 - 0 FISU ----------- (BIB+BSN= ------------ FF) --> <-------- 1 - 0 T7 | MSU --------- -------- T7 | (FIB+FSN= 80) T7 | Fascicle VI.9 - Rec. Q.781 PAGE219 T7 | <-------- 1 - 0 T7 | SIOS --------- -------- TEST DESCRIPTION 1. Generate an MSU at A. PAGE218 Fascicle VI.9 - Rec. Q.781 2. Discard the received MSU at B and send no acknowledgement to A for more than T7 period. 3. Check that the link is taken out of service by SIOS generated at A after T7 has expired. 4. Timer T7 shall be in the range 0.5 secs to 2.0 secs. Fascicle VI.9 - Rec. Q.781 PAGE219 Tableau [T79.781], p. H.T. [T80.781] MTP LEVEL 2 TEST NUMBER: 8.13 PAGE: 1 OF 1 REFERENCE: Q.703 S 7 STD: Fig. 14 TITLE: Transmission and reception control (Basic) SUB TITLE: Level 3 Stop command PURPOSE: To test the response to a Stop command PAGE218 Fascicle VI.9 - Rec. Q.781 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link Fascicle VI.9 - Rec. Q.781 PAGE219 <-------- 1 - 0 FISU --------- -------- 1 - 0 FISU ---------------------- ---> : stop <-------- 1 - 0 SIOS --------- -------- TEST DESCRIPTION PAGE218 Fascicle VI.9 - Rec. Q.781 1. Give Stop command at A. 2. Check that A responds with link out of service. Fascicle VI.9 - Rec. Q.781 PAGE219 Tableau [T80.781], p. H.T. [T81.781] MTP LEVEL 2 TEST NUMBER: 9.1 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.2 STD: Fig. 15, Fig. 16 TITLE: Transmission and reception control (PCR) SUB TITLE: MSU transmission and reception PURPOSE: To check basic MSU transmission and reception PAGE218 Fascicle VI.9 - Rec. Q.781 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT, CPT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link Fascicle VI.9 - Rec. Q.781 PAGE219 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=0, BSN=7F) 1 - 0 FISU Fascicle VI.9 - Rec. Q.781 PAGE219 ------------- (FSN=7F -----------> , BSN=0) <------ 1 - 0 FISU ------- ------- ----- (FSN=0, BSN=7F) 1 - 0 MSU ------------- (FSN=0, -----------> BSN=0) PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 FISU ------- ------- ----- (FSN=0, BSN=0) TEST DESCRIPTION 1. Generate an MSU at A. 2. Check that B receives the MSU correctly. Fascicle VI.9 - Rec. Q.781 PAGE219 3. Check that A sends FISUs after receiving an FISU with a positive acknowledgement. 4. Generate an MSU at B. 5. Check that A receives the MSU correctly and returns a positive acknowledgement. PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T81.781], p. H.T. [T82.781] MTP LEVEL 2 TEST NUMBER: 9.2 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.3 STD: Fig. 15, Fig. 16 TITLE: Transmission and reception control (PCR) SUB TITLE: Priority control PURPOSE: To check the preventive retransmission procedure Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- Fascicle VI.9 - Rec. Q.781 PAGE219 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=1, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=2, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=0, BSN=7F) Fascicle VI.9 - Rec. Q.781 PAGE219 <------ 1 - 0 MSU ------- ------- ----- (FSN=1, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=2, BSN=7F) PAGE218 Fascicle VI.9 - Rec. Q.781 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=0) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=1) 1 - 0 FISU Fascicle VI.9 - Rec. Q.781 PAGE219 ------------- (FSN=7F -----------> , BSN=2) <------ 1 - 0 FISU ------- ------- ----- (FSN=2, BSN=7F) TEST DESCRIPTION 1. Generate two MSUs at A. PAGE218 Fascicle VI.9 - Rec. Q.781 2. No positive acknowledgement is sent from B. 3. Check that MSUs are retransmitted at A. 4. Generate another MSU at A. 5. Check that B receives MSUs correctly. 6. Reply with positive acknowledgements at B. Fascicle VI.9 - Rec. Q.781 PAGE219 7. Check that A stops retransmission after receiving the positive acknowledgement for the last MSU in RTB and sends FISU. PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T82.781], p. H.T. [T83.781] MTP LEVEL 2 TEST NUMBER: 9.3 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.4 STD: Fig. 15 TITLE: Transmission and reception control (PCR) SUB TITLE: Forced retransmission with the value N1 PURPOSE: To check that "RTB full" is detected by N1 and forced retransmission occurs Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- Fascicle VI.9 - Rec. Q.781 PAGE219 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=7E , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=X, BSN=7F) Fascicle VI.9 - Rec. Q.781 PAGE219 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=0) <------ 1 - 0 MSU ------- ------- ----- (FSN=X+ 1, BSN=7F) PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 MSU ------- ------- ----- (FSN=7F , BSN=7F) TEST DESCRIPTION 1. Generate 128 MSUs at A, at a rate of 100 per second, in order to fill the RTB before the EDA timer T7 expires. Fascicle VI.9 - Rec. Q.781 PAGE219 2. No positive acknowledgement is sent from B until a forced retransmission starts at A. 3. Reply with a positive acknowledgement with BSN=0 before T7 expires at A. 4. Check that the forced retransmission is canceled after the transmission of the last MSU in RTB. Note - N1 is the maxim um numbe r of MSUs which are avail able for retra nsmis sion. (The value of N1 is norma lly 127). PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T83.781], p. H.T. [T84.781] MTP LEVEL 2 TEST NUMBER: 9.4 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.4 STD: Fig. 15 TITLE: Transmission and reception control (PCR) SUB TITLE: Forced retransmission with the value N2 PURPOSE: To check that "RTB full" is detected by N2 and forced retransmission starts Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- Fascicle VI.9 - Rec. Q.781 PAGE219 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=N- 1, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=X, BSN=7F) Fascicle VI.9 - Rec. Q.781 PAGE219 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=a-1 ) <------ 1 - 0 MSU ------- ------- ----- (FSN=a, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=N, BSN=7F) PAGE218 Fascicle VI.9 - Rec. Q.781 (a > X) TEST DESCRIPTION 1. Generate N+1 MSUs at A, (the octet count of N MSUs is larger than N2). 2. Send no positive acknowledgement at B until a forced retransmission starts at A. Fascicle VI.9 - Rec. Q.781 PAGE219 3. Check that B receives the MSUs with FSN=0 up to FSN=N-1 but does not receive the MSU with FSN=N. 4. Reply with a positive acknowledgement with BSN=a-1 at B. 5. Check that the retransmission restarts from the next value of FSN which is acknowledged by B when the retransmission is interrupted. 6. Check that B receives the MSU with FSN=N. Note - N2 is the maxim um numbe r of octet s which are avail able for retra nsmis sion. PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T84.781], p. H.T. [T85.781] MTP LEVEL 2 TEST NUMBER: 9.5 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.4 STD: Fig. 15 TITLE: Transmission and reception control (PCR) SUB TITLE: Forced retransmission cancel PURPOSE: To check that the forced retransmission is canceled when BSN equal to FSNL is received Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- Fascicle VI.9 - Rec. Q.781 PAGE219 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=7E , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=X, BSN=7F) Fascicle VI.9 - Rec. Q.781 PAGE219 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7E) <------ 1 - 0 MSU ------- ------- ----- (FSN=7F , BSN=7F) TEST DESCRIPTION PAGE218 Fascicle VI.9 - Rec. Q.781 1. Generate N1+1 MSUs at A, (e.g. 128). 2. Send no positive acknowledgement at B until a retransmission occurs at A. 3. Reply with a positive acknowledgement with BSN=7E at B. 4. Check that a forced retransmission is canceled and the MSU with FSN=7F is sent at A. Note 1 - FSNL is the FSN of the last MSU in RTB. Note 2 - Alter nativ ely, the numbe r of octet s thres hold (N2), inste ad of the numbe r of MSUs thres hold (N1), could be used to start force d retra nsmis sion. Fascicle VI.9 - Rec. Q.781 PAGE219 PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T85.781], p. H.T. [T86.781] MTP LEVEL 2 TEST NUMBER: 9.6 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.4 STD: Fig. 15 TITLE: Transmission and reception control (PCR) SUB TITLE: Repetition of forced retransmission PURPOSE: To check that the forced retransmission repeats when "RTB full" is still detected after finishing a forced retransmission Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- Fascicle VI.9 - Rec. Q.781 PAGE219 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=7E , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=0, BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=7E , BSN=7F) Fascicle VI.9 - Rec. Q.781 PAGE219 <------ 1 - 0 MSU ------- ------- ----- (FSN=0, BSN=7F) TEST DESCRIPTION 1. Generate MSUs at A at a rate of N per second, in order to make A repeat a forced retransmission. PAGE218 Fascicle VI.9 - Rec. Q.781 (N 127 ö T, where T = lower limit of T7) 2. No acknowledgement is sent from B. 3. Check that A repeats a forced retransmission. Fascicle VI.9 - Rec. Q.781 PAGE219 Tableau [T86.781], p. H.T. [T87.781] MTP LEVEL 2 TEST NUMBER: 9.7 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.2 STD: Fig. 15 TITLE: Transmission and reception control (PCR) SUB TITLE: MSU transmission while RPO set PURPOSE: To ensure correct performance while RPO is set PAGE218 Fascicle VI.9 - Rec. Q.781 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link Fascicle VI.9 - Rec. Q.781 PAGE219 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) <------ 1 - 0 MSU ------- ------- ----- PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=0, BSN=7F) : set LPO 1 - 0 SIPO ------------- (FSN=7F -----------> , BSN=7F) Fascicle VI.9 - Rec. Q.781 PAGE219 <------ 1 - 0 FISU ------- ------- ----- (FSN=0, BSN=7F) : clear LPO PAGE218 Fascicle VI.9 - Rec. Q.781 1 - 0 MSU ------------- (FSN=0, -----------> BSN=7F) <------ 1 - 0 MSU ------- ------- ----- (FSN=0, BSN=7F) 1 - 0 MSU ------------- (FSN=0, -----------> BSN=0) Fascicle VI.9 - Rec. Q.781 PAGE219 <------ 1 - 0 FISU ------- ------- ----- (FSN=0, BSN=0) TEST DESCRIPTION 1. Generate an MSU at A. PAGE218 Fascicle VI.9 - Rec. Q.781 2. Instead of sending positive acknowledgement, set and keep PO at B. 3. Check A stops a retransmission of the MSU and sends FISUs, and not detect link failure by the expiration of T7. 4. Cease PO and send an MSU with no positive acknowledgement at B. 5. Check A starts a retransmission of the MSU. 6. Generate an MSU with a positive acknowledgement at B. 7. Check A receives the MSU and responds correctly. Fascicle VI.9 - Rec. Q.781 PAGE219 PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T87.781], p. H.T. [T88.781] MTP LEVEL 2 TEST NUMBER: 9.8 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.3 STD: Fig. 16 TITLE: Transmission and reception control (PCR) SUB TITLE: Abnormal BSN - Single MSU PURPOSE: To test the response to an abnormal BSN Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) 1 - 0 MSU Fascicle VI.9 - Rec. Q.781 PAGE219 (FSN=0, ------------- BSN=0) -----------> 1 - 0 MSU ------------- (FSN=0, -----------> BSN=7F) 1 - 0 MSU ------------- (FSN=0, -----------> BSN=7F) <------ 1 - 0 FISU ------- ------- ----- PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=7F , BSN=0) TEST DESCRIPTION 1. Generate a single MSU at B with abnormal BSN followed by retransmission of that MSU with normal BSN. 2. Check that A responds with a positive acknowledgement and not detect link failure. Fascicle VI.9 - Rec. Q.781 PAGE219 PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T88.781], p. H.T. [T89.781] MTP LEVEL 2 TEST NUMBER: 9.9 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.3 STD: Fig. 16 TITLE: Transmission and reception control (PCR) SUB TITLE: Abnormal BSN - Two MSUs PURPOSE: To test the response to two consecutive MSUs with an MSU having normal BSN between them Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) 1 - 0 MSU Fascicle VI.9 - Rec. Q.781 PAGE219 (FSN=0, ------------- BSN=7E) -----------> 1 - 0 MSU ------------- (FSN=0, -----------> BSN=7F) 1 - 0 MSU ------------- (FSN=0, -----------> BSN=7E) <------ 1 - 0 SIOS ------- ------- ----- PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=7F , BSN=7F) TEST DESCRIPTION 1. Generate two consecutive MSUs at B with abnormal BSN with an MSU having normal BSN between them. 2. Check that all MSUs are discarded at A. Fascicle VI.9 - Rec. Q.781 PAGE219 3. Check that A responds by taking the link out of service. PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T89.781], p. H.T. [T90.781] MTP LEVEL 2 TEST NUMBER: 9.10 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.2 STD: Fig. 16 TITLE: Transmission and reception control (PCR) SUB TITLE: Unexpected FSN PURPOSE: To check the reception control response to an MSU with unexpected FSN Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) 1 - 0 MSU Fascicle VI.9 - Rec. Q.781 PAGE219 (FSN=0, ------------- BSN=7F) -----------> 1 - 0 MSU ------------- (FSN=2, -----------> BSN=7F) <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=0) PAGE218 Fascicle VI.9 - Rec. Q.781 TEST DESCRIPTION 1. Generate an MSU with unexpected FSN at B. 2. Check A discards the MSU with unexpected FSN and not sends acknowledgement for that MSU. Fascicle VI.9 - Rec. Q.781 PAGE219 Tableau [T90.781], p. H.T. [T91.781] MTP LEVEL 2 TEST NUMBER: 9.11 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.3 STD: Fig. 15 TITLE: Transmission and reception control (PCR) SUB TITLE: Excessive delay of acknowledgement PURPOSE: To test the transmission control response to the expiration of EDA timer T7 PAGE218 Fascicle VI.9 - Rec. Q.781 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link Fascicle VI.9 - Rec. Q.781 PAGE219 <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) <------ 1 - 0 | MSU ------- ------- ----- | PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=0, BSN=7F) | T7 | T7 | T7 <------ 1 - 0 SIOS ------- ------- ----- (FSN=0, BSN=7F) Fascicle VI.9 - Rec. Q.781 PAGE219 TEST DESCRIPTION 1. Generate an MSU at A. 2. Suspend sending positive acknowledgement at B for more than T7 period. 3. Check that A sends SIOSs instead of retransmission of MSU after T7 expires. PAGE218 Fascicle VI.9 - Rec. Q.781 4. Timer T7 shall be in the range 0.5 secs to 2.0 secs. Fascicle VI.9 - Rec. Q.781 PAGE219 Tableau [T91.781], p. H.T. [T92.781] MTP LEVEL 2 TEST NUMBER: 9.12 PAGE: 1 OF 1 REFERENCE: Q.703 S 6.2 STD: Fig. 16 TITLE: Transmission and reception control (PCR) SUB TITLE: FISU with FSN expected for MSU PURPOSE: To check that the received FISU having FSN expected for MSU is discarded PAGE218 Fascicle VI.9 - Rec. Q.781 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link Fascicle VI.9 - Rec. Q.781 PAGE219 1 - 0 FISU ------------- (FSN=7F -----------> , BSN=7F) <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) 1 - 0 FISU PAGE218 Fascicle VI.9 - Rec. Q.781 (FSN=0, ------------- BSN=7F) -----------> <------ 1 - 0 FISU ------- ------- ----- (FSN=7F , BSN=7F) TEST DESCRIPTION 1. Generate an FISU with FSN expected for MSU at B. Fascicle VI.9 - Rec. Q.781 PAGE219 2. Check that A discards the FISU and responds with an FISU with correct BSN. PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T92.781], p. H.T. [T93.781] MTP LEVEL 2 TEST NUMBER: 9.13 PAGE: 1 OF 1 REFERENCE: Q.703 S 7 STD: Fig. 16 TITLE: Transmission and reception control (PCR) SUB TITLE: Level 3 Stop command PURPOSE: To test the response to a Stop command Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 <-------- 1 - 0 FISU --------- -------- 1 - 0 FISU ---------------------- --> : stop <-------- 1 - 0 SIOS --------- -------- TEST DESCRIPTION Fascicle VI.9 - Rec. Q.781 PAGE219 1. Give Stop command at A. 2. Check that A responds with link out of service. PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T93.781], p. H.T. [T94.781] MTP LEVEL 2 TEST NUMBER: 10.1 PAGE: 1 OF 1 REFERENCE: Q.703 S 9 STD: Fig. 19 TITLE: Congestion Control SUB TITLE: Congestion abatement PURPOSE: To check the congestion abatement procedure Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 T5 | : make congestio n T5 | : <----------- 1 - 0 T5 | state ------------ SIB -- T5 | T5 | T5 | <-------- Fascicle VI.9 - Rec. Q.781 PAGE219 --------- 1 - 0 T5 | SIB -------- T5 | T6 | T5 | : clear congestio n T5 | : <----------- 1 - 0 T5 | state ------------ FISU -- PAGE218 Fascicle VI.9 - Rec. Q.781 TEST DESCRIPTION 1. Make congestion state at A and check A sends SIB. (Impl ement ation of conge stion contr ol is not speci fied. ) 2. Check B receives SIBs at the interval of T5. 3. Clear congestion state at A and check A stops sending SIBs. 4. Timer T5 shall be in the range 80 ms to 120 ms. Fascicle VI.9 - Rec. Q.781 PAGE219 PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T94.781], p. H.T. [T95.781] MTP LEVEL 2 TEST NUMBER: 10.2 PAGE: 1 OF 1 REFERENCE: Q.703 S 9.2 STD: Fig. 19 TITLE: Congestion Control SUB TITLE: Timer T7 PURPOSE: To check timer T7 is restarted at the reception of SIB (without expiring of T6) Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 . 1 - 0 1 - 0 1 - 0 1 - 0 Fascicle VI.9 - Rec. Q.781 PAGE219 . SIB SIB PAGE218 Fascicle VI.9 - Rec. Q.781 SIB FISU . | | | Ct Fascicle VI.9 - Rec. Q.781 PAGE219 | | | Bt | | PAGE218 Fascicle VI.9 - Rec. Q.781 | <---- ------ ------ ------ --- -------- --------- --------> -------- --------- --------> -------- --------- --------> Fascicle VI.9 - Rec. Q.781 PAGE219 -------- 1 - 0 MSU --------- --------> | | | | PAGE218 Fascicle VI.9 - Rec. Q.781 | T6 | | | | Fascicle VI.9 - Rec. Q.781 PAGE219 | TEST DESCRIPTION 1. Generate an MSU at A. 2. Generate SIBs at B with the time intervals of T5 for Ct, instead of positive acknowledgement. PAGE218 Fascicle VI.9 - Rec. Q.781 3. Check that link remains in service during Ct. 4. Send FISU with positive acknowledgement from B after Bt expires. 5. Check that link remains in service. 6. Ct = more than T7 and less than T6. 7. Bt = less than T7. Fascicle VI.9 - Rec. Q.781 PAGE219 8. (Ct + Bt) is less than T6. PAGE218 Fascicle VI.9 - Rec. Q.781 Tableau [T95.781], p. H.T. [T96.781] MTP LEVEL 2 TEST NUMBER: 10.3 PAGE: 1 OF 1 REFERENCE: Q.703 S 9.3 STD: Fig. 19 TITLE: Congestion Control SUB TITLE: Timer T6 PURPOSE: To check "Remote Congestion" Timer T6 Fascicle VI.9 - Rec. Q.781 PAGE219 PRE-TEST CONDITIONS: Link in service CONFIGURATION: 1 TYPE OF TEST: VAT EXPECTED SIGNAL UNIT SEQUENCE: SP B SP A Link Link PAGE218 Fascicle VI.9 - Rec. Q.781 1 - 0 1 - 0 1 - 0 1 - 0 SIB SIB Fascicle VI.9 - Rec. Q.781 PAGE219 SIB SIB ----------- ------------ --> PAGE218 Fascicle VI.9 - Rec. Q.781 -------- --------- --------> -------- --------- --------> -------- --------- --------> <------- . --------- --------- 1 - 0 | | Fascicle VI.9 - Rec. Q.781 PAGE219 | | T6 | | | PAGE218 Fascicle VI.9 - Rec. Q.781 | SIOS TEST DESCRIPTION 1. Generate SIB at B until Timer T6 expires. 2. Fascicle VI.9 - Rec. Q.781 PAGE219 Check link becomes out of service. 3. Timer T6 shall be in the range 3 secs to 6 secs (8 to 12 secs for 4.8 kbit/s). PAGE218 Fascicle VI.9 - Rec. Q.781