Cisco Catalyst SD-WAN Control Components and Device Management Guide, Releases 26.x and Later

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Configure the SD-WAN Manager server maintenance window

Updated: June 9, 2026

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Describes how to configuration server maintenance windows for Cisco SD-WAN Manager, to determine scheduled downtime.

Before you begin

Perform these steps to set or cancel the start and end times and the duration of the maintenance window for the Cisco SD-WAN Manager server.

Procedure

1.

From the Cisco SD-WAN Manager menu, choose Administration > Settings.
2.

Click Maintenance Window.

If you are using Cisco IOS XE Catalyst SD-WAN Release 17.12.x or earlier, click Maintenance Window and then click Edit.

To cancel the maintenance window, click Cancel.
3.

Click the Start Date and Start Time drop-down list. Select the date and time when the Maintenance Window will start.

  1. From Cisco Catalyst SD-WAN Manager Release 20.18.x, you can Select timezone for the start time and end time.

    The default selected timezone is UTC.

  2. Click the Start Date and Start Time drop-down list. Select the date and time when the Maintenance Window will start.

    The default start time is 7 days from the configuration date at 00:00.

  3. Click the End Date and EndTime drop-down list. Select the date and time when the Maintenance Window will end.

    The default end time 6 hours after the start time.
4.

From Cisco Catalyst SD-WAN Manager Release 20.18.x, you can set the Lead Time (in days) for when the Pre-Maintenance Alert message should pop up.

The default Lead Time is 2 days.
5.

From Cisco Catalyst SD-WAN Manager Release 20.18.x, you can enter banner information text of maximum 256 characters for the Pre-Maintenance Alert, which is displayed prior to the maintenance time period.
6.

From Cisco Catalyst SD-WAN Manager Release 20.18.x, you can enable the Active-Maintenance Alert. Enter banner information text here of maximum 256 characters, which is displayed during the specified maintenance window.

The Active-Maintenance Alert is disabled by default.

Note

The banners support HTML hyperlinks including URL-based links and mailto-based email links.
7.

Click Save. The start and end times and the duration of the maintenance window are displayed in the Maintenance Window bar.

Two days before the start of the window, the Cisco SD-WAN Manager Dashboard displays a maintenance window alert notification.