Sdsl Excessive Bit Error Rate - Alcatel-Lucent 1643 AMS Operation Manual

Alarm messages

SDSL Excessive bit error rate

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Alarm identifier
Information
Alarm category
ASAP
Alarm severity
(default setting)
Reporting state
(default setting)
Local indications
Cause
Actions
Note(s)
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1-126
SDSLcEXC
The bit error ratio in the incoming SHDSL signal is very high. The signal
quality of the incoming SHDSL signal is considerably impaired.
Transmission
sdsl
Prompt
Reported
–
In the incoming SHDSL signal, the number of CRC errors per second exceeds
a predefined error threshold.
Check SHDSL connection on attenuation and crosstalk.
These bit error thresholds are defined:
•
More than 37 CRC errors per second lead to an SDSLcDEG alarm.
•
More than 163 CRC errors per second lead to an SDSLcEXC alarm.
Alcatel-Lucent - Proprietary
See notice on first page
365-312-803R7.2
Issue 4, May 2007