1152700• Issue 1 • February 2001 • Section 2 Operations and Maintenance
Page 19 of 23
Table 4-1. Alarm Identifications, continued
ALARM
MESSAGE
T3 Loopback
DS3Loopback
T3 Remote
Alarm
Indication
DS3Rai
SEVERITY |
| IMPACT |
|
|
|
|
|
|
Informational |
| Service |
Alert |
| Affecting |
|
|
|
Minor | Not service |
| affecting |
|
|
DESCRIPTION
T3 Loopback Indication. Indicates a loopback condition has been initiated by a user which causes a T3 RAI.
T3 Remote Alarm Indication or yellow alarm. CPE equipment is receiving a yellow alarm at T3 port.
SUGGESTED COURSE OF ACTION
Check for troubleshooting activity by other users and release loopback if necessary.
Check EIM connections, signal level and pulse mask.
Twenty Four
Hour Interval,
Errored
Seconds
Threshold
Crossing Alert
EESCMajor24 hTca
Unavailable
Seconds Line
Far
EndThreshold
Crossing Alert
Informational Alert
Informational Alert
Service Degradation
Service Degradation
Exceeded errored seconds have crossed a user definable major or minor threshold crossing alert for a 24 hour period causing an alarm report.
Unavailable seconds threshold crossing alert for line layer at far end. Line layer was unavailable at the far end network element for more seconds than the threshold was set for. UAS overrides all other error counts.
Retrieve PM data to determine problem cards/ports. Check inputs and signal levels. Replace problem cards if necessary. See Section 6 of this manual for warranty and return authorization information.
Check input and transmitter at local node.
Unavailable | Informational | Service |
Seconds Line | Alert | Degradation |
Threshold |
|
|
Crossing Alert |
|
|
|
| |
|
|
|
Unavailable | Informational | Service |
Seconds Path | Alert | Degradation |
Far End |
|
|
Threshold |
|
|
Crossing Alert |
|
|
|
|
|
|
|
|
Page
© 2000, ADC Telecommunications, Inc.
Unavailable seconds threshold crossing alert for line layer. Line layer was unavailable for more seconds than the threshold was set for. UAS overrides all other error counts.
Unavailable seconds threshold crossing alert for path layer at far end. Path layer was unavailable at the far end network element for more seconds than the threshold was set for. UAS overrides all other error counts.
Check input and transmitter at far end node.
Check input source and transmitter at local node.
(continued)
