Create Migration Mappings

After creating an Exchange Online migration project, create migration mappings to define the source and destination mailboxes/distribution lists/dynamic distribution lists/mail-enabled security groups.

There are two ways to create mappings for a project.

- You can create mappings directly after creating the project using any of the following methods. - Add mappings - Import mappings - Auto map - You can also click **Projects** in the left pane to access the **Projects** page, and click the project name of the project for which you want to create mappings. On the **Project mappings** page, you can directly click **Create mapping** to add mappings one by one or import mappings in bulk; or click the down arrow next to **Create mapping**, and then select **Add/Import mapping** or **Auto map** to create mappings. The **Auto map** method automatically maps the source and destination mailboxes and groups.

Add mappings:

To manually add mappings, refer to the following steps:
  1. Click Add on the Add/Import mapping page.

  2. Enter the source and destination email addresses you want to migrate from/to.

  3. Select the source and destination types from the drop-down lists.

  4. Click Save to save the new mapping.

    Repeat the steps above to add additional mappings.

    If there are mappings that already exist in another project, the Alert panel will appear. You can select to remove duplicate mappings from the current project, or move duplicate mappings found in other projects to the current project. Then, click Save to save the updates.

Import mappings:

To import mappings in bulk by importing a configured Excel file, refer to the following steps:

  1. Click Import on the Add/Import mapping page.

  2. In the Import panel, you can download the template for mapping examples and configure mappings directly in the file; or you can click Export on the Add/Import mapping page to export a mapping file and modify it.

  3. For Exchange Online to Exchange Online migrations, configure the information of each mapping in one row, and save the file. You can refer to the screenshot and table below for how to configure the mappings.

SourceDestination
Archive mailboxMicrosoft 365 Group mailboxResource mailboxShared mailboxUser mailboxArchive mailboxMicrosoft 365 Group mailboxResource mailboxShared mailboxUser mailbox
Distribution listMail-enabled security groupDistribution listMail-enabled security groupMicrosoft 365 Group
Dynamic distribution listDynamic distribution list
> ***Note**: We do not recommend that you configure more than 10000 mappings in one project. For Exchange Online to Gmail migrations, configure the information of each mapping in one row, and save the file. You can refer to the screenshot and table below for how to configure the mappings.
SourceDestination
User mailbox● Calendar resource● Google GroupUser mailbox
Shared mailbox● Calendar resource● Google Group● User mailbox
Archive mailbox● Google Group● User mailbox
Resource mailbox● Calendar resource● User mailbox
Microsoft 365 Group mailbox● Google Group
  1. After the configurations, import the mapping file by dragging the file or browsing the file from the local location. Click Save to save the mapping file to the project.

  2. Click Save after you finish adding mappings to the project.

Auto map:

To auto map the mailboxes/distribution lists/dynamic distribution lists/mail-enabled security groups, make sure you have configured in AvePoint Online Services.

After you click Auto map, the source and destination mailboxes/distribution lists/dynamic distribution lists/mail-enabled security groups will be automatically mapped based on names. You can click Re-scan to map the source and destination mailboxes/distribution lists/dynamic distribution lists/mail-enabled security groups again.

- If there is no mapped mailbox/distribution list/dynamic distribution list/mail-enabled security group in the destination, enter one in the field. - You can update the destination type based on your migration requirements.

Click Save to save the mappings.

Other Actions

You can also perform the following actions to manage migration mappings in the project.

- Refresh stage status – Click **Refresh** to retrieve the stage’s latest status of the mappings. - Prioritize mapping job – Select desired in queue mappings under the **Migration** stage, click the More (![Button: More button.](/en/fly-user-guide/perform-exchange-online-migrations/images/image94.png "Button: More button.")) button, and click **Prioritize mapping job** to move the mappings to the front of the queue. Fly will prioritize running migration jobs for these mappings when resources are available. - Edit Mapping – Select a mapping, click the More (![Button: More button.](/en/fly-user-guide/perform-exchange-online-migrations/images/image95.png "Button: More button.")) button, and click **Edit** **mapping** to update the source, source type, destination, and destination type of the mapping. > ***Note**: If a mapping contains successfully migrated data or is running, you cannot edit it. - Clear mapping report – To clear the migration details of mappings, select the mappings, click the More (![Button: More button.](/en/fly-user-guide/perform-exchange-online-migrations/images/image96.png "Button: More button.")) button, and click **Clear mapping report**. Once finished, **Mailbox folders**, **Error statistics**, and **Migration errors** on the **View mapping** **report** page of the selected mappings are cleared. - Move mappings – To move mappings from the current project to a different project, select the mappings, click the More (![Button: More button.](/en/fly-user-guide/perform-exchange-online-migrations/images/image97.png "Button: More button.")) button, and click **Move mapping**. Select a project and click **Move** in the **Move mapping** panel. You can enter the keyword of a project in the **Search** **project** text box and press **Enter** on the keyboard to search the project. - Delete mappings – To delete mappings that are not needed, select the mappings, click the More (![Button: More button.](/en/fly-user-guide/perform-exchange-online-migrations/images/image98.png "Button: More button.")) button, and click **Delete mapping**.

Generate migration report – When the migration jobs are finished, you can generate summary reports and detailed reports of objects for selected mappings. Refer to Generate Report for details.

- Categorize with color – You can categorize your mappings with a desired color. What the applied color represents is left entirely up to your organization. - You can hover your mouse over a mapping and click the apply color (![Icon: Apply color](/en/fly-user-guide/perform-exchange-online-migrations/images/image99.png "Icon: Apply color")) button. Select a color in the **Select a color** window to apply to the mapping. - You can also select one or multiple mappings, click the More (![Button: More button](/en/fly-user-guide/perform-exchange-online-migrations/images/image100.png "Button: More button")) button, and click **Categorize with color**. In the **Select a color** window, select a color and click **Apply**. - Export mapping – To export mappings in a project to an Excel file, select desired mappings, click the More (![Button: More button.](/en/fly-user-guide/perform-exchange-online-migrations/images/image101.png "Button: More button.")) button, and click **Export mapping**. - Manage columns – Click **Column** to select the columns you want to display on the page, and click **Apply** to apply the display conditions. The **Source** column cannot be deselected. - Filter mappings – Click **Filter** to filter mappings by desired conditions. - Create personal view – This allows you to create a personal view for the configuration of filters or displayed columns for convenience. Click the **System view** drop-down list behind **Filter**, and click **Save as**. In the **Save as** window, enter a name for your view. To make this view available only to you, enable the **Make this a private view** button to save it as a private view. To make it available to all accounts of your AOS tenant, leave the **Make this a private view** button disabled to save it as a public view. - After creation, either a private or public view can be set as default, renamed, or deleted. A private view can also be made public. - Search mappings – Search mappings by entering the keyword of the source/destination in the search box.
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