Troubleshooting
Troubleshooting ISDN-PRI
208
Maintenance Procedures
December 2003
Figure 58: Troubleshooting ISDN-PRI (Page 1 of 2)
ARE THERE
ALARMS OR ERRORS
AGAINST UDS1-BD OR
DETERMINE PRESENT STATUS
OF DS-1 FACILITYVIA UDS1-BD
OR DS1-BD MO SECTION.
ARE THERE
ALARMS OR
ERRORS AGAINST
ISDN-LINK OR
ISDN-SGR
IF MULITPLE ALARMS EXIST,
INVESTIGATE IN FOLLOWING
ORDER:
ISDN-LINK
ISDN-SGR
FOLLOW REPAIR PROCEDURE
FOR APPROPRIATE MO
ARE THERE
ALARMS OR
ERRORS AGAINST
FOLLOW REPAIR
PROCEDURE FOR ISDN-TRK
TO
PAGE
2
NO
YES
START
YES
NO
YES
END
A
NO
DS1-BD
ISDN-TRK
FOLLOW REPAIR PROCEDURES
Summary of Contents for CMC1
Page 1: ...Maintenance Procedures 555 245 103 Issue 1 1 December 2003 ...
Page 14: ...Contents 14 Maintenance Procedures December 2003 ...
Page 416: ...Additional maintenance procedures IP Telephones 416 Maintenance Procedures December 2003 ...
Page 426: ...Index X 426 Maintenance Procedures December 2003 ...