STM-1 MS Near-end background block errors threshold
crossing 24-hrs
...................................................................................................................................................................................................................................
Alarm identifier MS1NBBEcTHR24
Information The STM-1 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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1-174
Alcatel-Lucent - Proprietary
See notice on first page
365-312-803R7.2
Issue 4, May 2007
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