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What is Change Blackout Window?

You can define the blackout periods for a CI or a set of CIs during the maintenance phase of the CI items. The time period during which the blackout is defined is referred as Freeze Time of CIs. During the Freeze Time, you cannot modify the CIs and the associated CRs.

To configure Change Blackout Window:

1. Select CMDB > Configuration > Change Blackout Window.
2. On the CHANGE BLACKOUT WINDOW page, select the Tenant and click ADD NEW on the ACTIONS panel.
3. Click Filters on the ACTIONS panel, the FILTERS pop-up page is displayed. Provide data in all the filter fields and click SUBMIT. 
   
   
   Figure: FILTERS pop-up page

   The following table describes the fields on the FILTERS pop-up page:

   Field	Description
   Classification	Select the Classification for the CIs.
   Configuration ID	Specify the CI ID range.
   Host Name	Type in the name of the host name of the CIs.
   Owner Workgroup	Select the Owner Workgroup of the CIs.
   Vendor	Select the Vendor of the CIs.
   Make	Select the make of the CIs.
   Customer	Select the customer.
   Location	Select the location.

4. Select the From Date, To Date, Time Zone, and CI Selection. From CI Selection drop-down list, select ALL CIs or Selected CI. If ALL CIs is selected, the table is not displayed, and application consider all available CI for blackout. However, if Selected CI is selected, the table containing CI ID and relevant information is displayed where Administrators can select the required CI(s) for blackout.
5. Specify remarks in the Remarks field.

6. Click SUBMIT. The new Change Blackout Window is configured.

   
   Figure: CHANGE BLACKOUT WINDOW page

ACTIONS

This section explains all the icons displayed on the ACTIONS panel of the CHANGE BLACKOUT WINDOW page.

SHOW LIST

Click SHOW LIST to display the LIST table showing all the configured change blackout windows for the selected Tenant.

• To edit the Change Blackout Window, click Change Blackout Window. Make appropriate changes and click SUBMIT.