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Total Access 3000 DSLAM DS3 Primary Switch Module Installation and Maintenance Practice
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61181041L3-5A
Table 65. DS3 Performance Monitoring Definitions
Parameter
Description
Line Related
Code Violation, Line
This parameter indicates the number of Bipolar Violations (BPVs)
and Excessive Zeros (EXZs) that have occurred during the accumu-
lation period.
Errored Seconds, Line
This parameter indicates the number of seconds for which one or
more Line Coding Violations (CV-Ls), or one or more Loss of Signal
(LOS) defects occurred.
Severely Errored Seconds,
Line
This parameter indicates the number of seconds with 45 or more
CV-Ls or one or more LOS defects.
Loss of Signal Second, Line
This parameter indicates the number of seconds for which one or
more LOSS defects occurred.
Path Related
Code Violation, P-P
2
This parameter value indicates a count of P-bit Parity errors that
have occurred during the accumulation period.
Code Violation, CP-P
1
This parameter value indicates a count of C-bit Parity errors that
have occurred during the accumulation period.
Errored Seconds, P-P
This parameter indicates the number of seconds containing at least
one of the following during the accumulation period:
• one or more P-bit Parity errors
• one or more SEF
3
defects
• one or more AIS
4
events
Errored Seconds, CP-P
This parameter indicates the number of seconds containing at least
one of the following during the accumulation period:
• one or more C-bit Parity errors
• one or more SEF defects
• one or more AIS events
Severely Errored Seconds, P-P
This parameter indicates the number of seconds containing at least
one of the following during the accumulation period:
• 45 or more P-bit Parity errors
• one or more SEF defects
• one or more AIS events
Severely Errored Seconds, CP-
P
This parameter indicates the number of seconds containing at least
one of the following during the accumulation period:
• 45 or more C-bit Parity errors
• one or more SEF defects
• one or more AIS events
Unavailable Second, P-P
This parameter indicates the number of seconds for which the DS3
path contains ten contiguous SESs while in M13/M23 framing.