STM-4 MS Near-end background block errors threshold
crossing 24-hrs
...................................................................................................................................................................................................................................
Alarm identifier
MS4NBBEcTHR24
Information
The STM-4 Multiplex Section near-end background block errors counter
exceeded the provisioned threshold during a 24-hour monitoring period.
Alarm category
Quality of service (performance monitoring)
ASAP
sdhMS
Alarm severity
(default setting)
Information
Reporting state
(default setting)
Not Reported
Local indications
–
Cause
Possible causes are:
•
Dirty optical connector(s).
•
Equipment fault(s) in the upstream station.
Actions
Check upstream external cabling or equipment.
Alarm messages
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365-312-803R7.2
Issue 4, May 2007
Alcatel-Lucent - Proprietary
See notice on first page
1-191
Summary of Contents for 1643 AM
Page 346: ......