Avaya S8700 Maintenance Manual page 149

Troubleshooting ISDN-BRI / ASAI
ARE THERE
NO
ALARMS OR
ERRORS AGAINST
CRITICAL RELIABILITY
SYSTEM?
(DUPLICATED PNC)
PROBLEM
ISOLATED TO
ARE THERE
ALARMS OR
ERRORS AGAINST
TO
PAGE
2
Figure 4-41. Troubleshooting ISDN-BRI Problems (Page 1 of 2)
555-233-143
START
PKT-BUS
YES
IS THIS A
YES
NO
IS THE
NO
ALARMS OR ERRORS
AGAINST EXP-INTF*
THE PPN
YES
YES
PKT-INT FOR PKT-INT
NO
A
ARE THERE FOLLOW THE
YES
ALARMS OR
ERRORS AGAINST PROCEDURE
M/T-PKT FOR M/T-PKT
NO
ARE THERE FOLLOW THE
YES
PROCEDURE
FOR EXP-INTF
NO
NO
ISDN-BRI
PROBLEM
RESOLVED
FOLLOW THE
REPAIR ISDN-BRI
PROCEDURE PROBLEM
RESOLVED
TO
PAGE
2
Issue 1 May 2002
REPAIR
REPAIR
IS THE
YES
END
IS THE
YES
END
NO
B
4-75