Lucent Technologies Definity Release 8.2 Atm Installation Manual

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-17 Troubleshooting ATM-PNC 
6
nTroubleshooting interoperability—Provides guid elines for troub leshooting
nPhysical connections
nAdministration
nTN2305/TN2306 circuit pack
nATM signaling architecture
nUnusual ATM trouble conditions—Desc rib es d iffic ult-to-d iag nose failure 
mod es in the DEFINITY ECS and  ATM switc h c omb inations.
nDEFINITY ECS ATM-PNC troubleshooting...

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-18 Troubleshooting ATM-PNC 
6
3. Reseat c ircuit p ack Reseat the DS1 c ircuit p ack.
4. Retest the circuit 
packRep eat the test (test board 
UUCSS). 
If Tests 138 throug h 145 p ass, g o to step  14 (release).
If any test fails, go to step  5.
5. Busyout the DS1 
circuit packTo supp ress alarms on the DS1 circ uit p ac k, type busyout 
board 
UUCSS and press En te r.
6. Remove...

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-19 Troubleshooting ATM-PNC 
6
Connected through a DSU/CSU
To troub leshoot sync hronization p rob lems in systems where the sync hronization 
sig nal c onnec ts throug h a Data Servic e Unit (DSU) or Channel Servic e Unit 
(CSU), follow the p roc ed ures in Table 6-8
.
Use this tab le if the
nDTE or RLB loop b ac k tests fail
nCSU or DSU/CSU d oes not return to normal servic e
Table...

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-20 Troubleshooting ATM-PNC 
6
15. If the 316X CSU or 
DSU/CSU fails the 
DTE or RLB loop bac k 
testsRemove the H600-307 DS1 cab le from the sp litter and  the 
splitter from the DS1 c irc uit pac k
16. Remove sp litter Remove the sp litter from the DS1 circuit p ac k
17. Rec onnec t the c ab le Reconnec t the H600-307 c ab le d irectly to the DS1 circ uit 
pack
After ab out 30 s,...

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-21 Troubleshooting ATM-PNC 
6
Troubleshooting synchronization
(401A/402A/403A)
To troub leshoot 401A/402A/403A sync hronization p rob lems, follow the 
p roc ed ures in Table 6-9
.
Table 6-9. Troubleshooting 401A/402A/403A synchronization
ÖStep Action Description
1. Check all c onnections If the LEDs on the DS1 circ uit p ac k indic ate an error 
c ond ition, or any of the tests...

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-22 Troubleshooting ATM-PNC 
6
Troubleshooting interoperability 
This sec tion c overs the following  ATM interop erab ility top ic s:
nPhysical connections—Chec ks for c orrec t ATM installation and  
configuration
nAdministration—Chec ks for c orrec t DEFINITY ECS and  ATM switc h 
ad ministration
nTN2305/TN2306 circuit pack—Chec ks LED status, c irc uit p ac k insertion, 
and  d...

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-23 Troubleshooting ATM-PNC 
6
nHas the ATM switc h b een b ooted  using  either a reset b utton or b y turning  
the p ower off then on ag ain?
nDid  the ATM switc h g o throug h a normal p ower up  seq uenc e, inc luding  
testing  all of the LEDs?
nAre any ATM switc h FAULT LEDs lit?
nAre the remaining  ATM switc h LEDs in a normal state?
nCan you log  into the ATM switc h c...

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-24 Troubleshooting ATM-PNC 
6
Screen 6-3. Screen output for list atm pnc command
Alternatively, typ e list configuration 
UUC and press En t e r (noncontrol 
c ab inets) to c onfirm the PPN and  EPN c irc uit p ac k loc ations and  c orrec t 
insertion.
2. Type status pnc
 and  p ress 
En t e r. This d isp lay tells you whic h 
TN2305/TN2306 c irc uit p ac k is ac tive in a d uplic...

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-25 Troubleshooting ATM-PNC 
6
Screen 6-5. Screen output for display circuit-packs 1
Screen 6-6. Screen output for circuit-packs 2
4. Type display atm pnc 
connection and press En t e r. 
display circuit-packs 1
                              CIRCUIT PACKS                                    
        Cabinet: 1                            Carrier: A
 Cabinet Layout: five-carrier...

DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration  555-233-124  Issue 1
April 2000
Troubleshooting 
6-26 Troubleshooting ATM-PNC 
6
This d isp lay tells you the ATM ad d resses that have b een ad ministered  for 
eac h TN2305/TN2306. Verify that eac h ATM ad d ress (the c onc atenation of 
the 5 d isp layed  hexad ec imal field s) is c orrec t and  matc h those in the ATM 
switc h. Screen 6-7
 shows the output for the display atm pnc 1
 command; 
Screen 6-8
 shows the outp ut for...