Clearing of alarms caused by unused WDM ports

1. In the main view, double-click the icon for the optical NE to open the state diagram of the optical NE.
2. Right-click the subrack NE and choose NE Explorer from the shortcut menu. The NE Explorer dialog box is displayed.
3. In the navigation tree on the left, select the OTU board and choose Configuration > WDM Interface.
4. On the Basic Attributes tab, set Channel Use Status to Unused.
5. Click Apply.
6. Check for the alarm to determine whether the alarm is cleared.

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