Avaya S8700 - Page 149

Troubleshooting ISDN-BRI / ASAI
Issue 1 May 2002
4-75555-233-143
Figure 4-41. Troubleshooting ISDN-BRI Problems (Page 1 of 2)
START
ARE THERE
ALARMS OR
ERRORS AGAINST
PKT-BUS
NO
YES
IS THIS A
CRITICAL RELIABILITY
SYSTEM?
NO
ARE THERE
ALARMS OR
ERRORS AGAINST
M/T-PKT
YES
IS THE
PROBLEM
ISOLATED TO
ARE THERE
ALARMS OR ERRORS
AGAINST EXP-INTF*
THE PPN
A
TO
PAGE
2
IS THE
ISDN-BRI
PROBLEM
RESOLVED
END
ARE THERE
ALARMS OR
ERRORS AGAINST
PKT-INT
IS THE
ISDN-BRI
PROBLEM
RESOLVED
NO
YES
YES
(DUPLICATED PNC)
NO
YES
NO
TO
PAGE
2
NO
B
FOLLOW THE
REPAIR
PROCEDURE
FOR PKT-INT
FOLLOW THE
REPAIR
PROCEDURE
FOLLOW THE
REPAIR
PROCEDURE
FOR M/T-PKT
YES
END
YES
YES
FOR EXP-INTF
NO
NO