Hello, everyone!
This post will tell you one issue for CLK NO TRACE MODE alarm on OSN 3500.
Problem description
The customer reported OSN3500 reporting CLK_NO_TRACE_MODE alarm and require to rectify the alarm.
Handling procedure
Check the alarm board SXCSA board was reporting the alarm on OSN 3500. From the configuration check the clock parameters to identify the if the parameters are configured OK or not.
From the NMS check the parameters fromthe following path
NE>>NE Explorer>>Clock>>Physical Layer Clock>>Clock Source Priority
Check the clock source and found NE was running on Internal Clock Source. For the specific NE must be configured with G.811 standard clock source.
Root cause
Alarm was due to NE not configured with G.811 clock standard.
Solution
For the rectification we have to configure the clock source for the NE.
1. NE>>NE Exporer>>Clock>>Physical Layer Clock>>Clock Source Priority and choose Create Tab from lower right corner.
2. Select the source line interface configured on NE from where NE set to get clock . Configure the source board with G.811 standard clock from Add Clock Source window by selecting the relevant slot board.
3. Press Apply Tab to configure the clock source.
4. Set the clock source priority to 1 position by up/down arrows and press apply again.
5. From Clock Subnet Configuations>>Clock Subnet>>Start Standard SSM Protocol and check the option and press Apply tab.
6. Check the Clock Synchronization Status>>Query to query the current clock status. It must be G.811 Reference Clock in Quality Info tab.
That's all, I welcome everyone to leave a message and exchange in the comment area!
Thank you!
