Lolck
Table 1: Alarm Details
Parameter | Description |
---|---|
Code | lolck |
Description | Loss of Lock: The optical channel cannot lock on to the encoded signal received. |
Entities Affected | Optical channel interfaces (see respective table below). |
Possible Causes |
|
Default Severity | Critical |
Service Affecting | Yes (true). |
Alarm Clearing | |
Related Fault Hierarchy |
Table 2: Optical Channel Interfaces
Entity Name | Fault Indicator | ||
---|---|---|---|
Module | Indicator | Status | |
och:<chassis>/<slot>/<2>/<1>/<subport.och> | UFM6 | Fault LED, 200G line port | On |
Clearing a Lolck Alarm
![]() | Note: Follow all applicable safety requirements as described in the BTI7800 Series Hardware Overview and Installation Guide. |
- Retrieve information for both the local and far-end optical
channel interfaces to view configuration data:
show interface och:identifier detail
- Correct the configuration settings where required. For information, see the BTI7800 Series Software Configuration Guide.
- Retrieve statistics for the local and far-end optical
channel interfaces to view the values of all optical signal-to-noise
ratio counters, and ensure that the OSNR is within specification.
show statistics current och:identifier
- If required, improve the signal-to-noise ratio.
- Check for alarms on the local interface.
- If the alarm clears, you have completed this procedure.
- If the alarm does not clear, contact your next level of support.