1152700• Issue 1 • February 2001 • Section 2 Operations and Maintenance
Page 6 of 23
Table 4-1. Alarm Identifications, continued
ALARM MESSAGE
| SEVERITY |
| IMPACT |
|
|
|
|
|
|
|
|
| DESCRIPTION |
| SUGGESTED COURSE OF ACTION |
|
|
|
|
|
|
|
|
Code
Violation
Threshold
Crossing
Alert
CV-Stca
Information | Service |
al Alert | Degradation |
|
|
Coding violation threshold crossing alert for section layer. A bit of information has changed in the transmission from the previous STE causing Section Code Violations (CVS) that have exceeded the user definable threshold level. Causes a CVL at the line terminating equipment.
Check input levels and signal sources. Increase threshold settings if necessary. Check local requirements for proper levels.
Configurat ion Failure
Configurati onFailure
Control
Slip
Seconds
Threshold
Crossing
Alert
CSSTca
CRC
Threshold
Crossing
Alert
CRCErrorT ca
Degraded
Minutes
Threshold
Crossing
Alert
DegradMin uteTca
Minor – | Installation |
currently an | Eror |
information |
|
al alert |
|
|
|
Information | Service |
al Alert | Degradation |
|
|
Information | Service |
al Alert | Degradation |
|
|
Information | Service |
al Alert | Degradation |
|
|
A request to configure a card or port has failed.
DSX1 alarm: The timing Release is changing too much.
Cyclic Redundancy Check has errors that have exceeded user definable levels.
The input signal power level has dropped over a user definable amount of time.
Check configuration status, verify physical equipment is available and try again.
Check timing source signal.
T1 frames may be bad at the far end or near end. Check signal inputs and line levels.
Check power level at input, verify cleanliness of fiber connections, adjust attenuator if equipped, and check transmit end output power level and replace card if necessary.
(continued)
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© 2000, ADC Telecommunications, Inc.
