The system has detected a server signal failure (SSF) on an incoming 10G optical channel data unit (ODU2) signal (from the OTU2 port). An ODU2 SSF maintenance signal alerts the client (ODU2) that the server (OTU2) has detected an OTU2 defect.
|
Alarm Data |
Value/Meaning |
|---|---|
|
Severity Levels |
Critical (CR), Major (MJ), Minor (MN), Not Alarmed (NA), Not Reported (NR) SA Default: Critical (CR) NSA Default: Minor (MN) |
|
ASAP Type |
ODU2 Tributary |
|
AID Type |
ODU2 Tributary |
|
Date |
Month/day/year that the condition was detected |
|
Time |
Hour:minute:second that the condition was detected |
|
Probable Cause |
SSF (Signal Server Fail) |
|
Effect on Service |
SA or NSA |
|
Alarm Entity Type |
ODU2 |
|
Description |
inc. ODU2 SSF |
|
Likely Cause |
An OTU2 AIS, LOF, or LOM condition exists or an ODU2 AIS is detected. SA when the OTU2 is the destination of an OCH cross-connection and at least one of the client ports has a Signal Type of other than STNA. Otherwise, the alarm is reported as NSA. |
|
Visible Indication |
Lighted CR, MJ, or MN LED on the SYSCTL faceplate (when the severity level is provisioned to Critical, Major, or Minor, respectively) and a flashing Fault LED on the alarmed circuit pack. |
|
Action |
Proceed to Procedure 5-71: Clear "inc. ODU2/OTU2" alarms. |
| November 2011 | Copyright © 2011 Alcatel-Lucent. All rights reserved. |