Kernel Office 365 to Amazon WorkMail is a light-weight tool to migrate Office 365 mailboxes to Amazon WorkMail with accuracy. The tool performs a secure and error-free migration of single and multiple Office 365 mailboxes to Amazon WorkMail. Mailboxes, Archive Mailboxes, and Public folder can be migrated using this tool.

How to perform mailbox migration using Kernel Office 365 to Amazon WorkMail?

Two modes are used by Kernel Office 365 to Amazon WorkMail tool to perform migrations:

Migrate single/archive mailboxes.

To migrate single WorkMail mailbox to Office 365/Exchange (On-premise & hosted), follow the steps as given under:

Step 1:

Launch the Kernel Office 365 to Amazon WorkMail application. Click the Add button in the Add Source section to add a single Office 365/Exchange account. There will be two login methods that you can choose. Click OK.

Add Source section to add a single Office 365/Exchange account
Step 2:

In Office 365/Exchange login page, input the source credentials of Office 365/ Exchange account –

To add Exchange Server as a source, enter the details:
  • Server name (excluding the domain name)
  • User Login ID (username@domain name)
  • Password
To add Office 365 account as a source, enter the details:

For Basic Authentication,

  • Server name (outlook.office365.com)
  • User Login ID (username@domain name)
  • Password

For Modern Authentication

  • Tenant ID
  • Client ID
  • Client Secret Key

Select the Mailbox/Office 365 Group option and click Add.

Select the Single/Archive Mailbox option
Note: Input Tenant ID, Client ID, and Client Secret key from Active Directory of Azure Portal. Click Add.
Click Add
Step 3:

The source mailbox gets added. Now, click the Add button in Add destination section.

Click the Add button in Add destination section
Step 4:

In the Amazon WorkMail Login page, input the destination credentials of the AWS account –

To add AWS account as the destination, enter the details:
  • Origin Domain Name (select according to the region of your mailbox)
  • User Email/Login ID
  • Password

After inputting the destination details, select Mailbox/Office 365 Group and click Add.

Select Single/Archive Mailbox and click Add
Step 5:

Now both source and destination get added. Select the required destination mailbox (from the drop-down menu) against each source mailbox (under Mapping of Source and Destination). Finally, click Set Filter and Migrate.

Mapping of Source and Destination
Step 6:

In Migration Type Selection, select Mailbox, Archive Mailbox, or Public Folder. Finally, click Migrate.

Migration Type Selection
Note: Mailbox, Archive Mailbox, or Public Folder can be selected at the source as well as destination ends.
Step 7:

In the Filter Selection window, you can provide the required filtering options:

  • Review the folder selection – Select the folders for migration.
  • Date Filter – Select From/To dates.
  • Item Type Filter – Select the required item types.
  • Exclude Deleted folder – Select to skip Deleted item folder from migration
  • Exclude empty folders – Select to skip empty folders from the migration.
  • Migrate data into the following folder – Select and give a folder name to save the mailbox data in that folder with the hierarchy
  • Select if you want – Provide a time limit beyond which migration is to be rejected.
  • Set operation timeout – Select the time limit to skip large email items.

In the end, click I am OK, Start Migration.

Click I am OK, Start Migration
Step 8:

As soon as the migration process finishes, the tool displays a message box reporting that migration has completed. Click OK.

Displays a message box reporting that migration has completed
Step 9:

To verify the migration process, you can save its report in a CSV format.

Save report in a CSV format
Note: The summary provides all the details of mailbox folders migrated from Office 365/Exchange to Amazon WorkMail.
Summary provides all the details of mailbox folders migration

Migrate multiple mailboxes (using Administrator account)

Migrating multiple Office 365/Exchange Server mailboxes to Amazon WorkMail is as simple as migrating a single mailbox. For multiple mailbox migration, the user must have administrative accounts (for source and destination) with permissions over all the mailboxes. Just follow the given steps:

Step 1:

Run the Kernel Office 365 to Amazon WorkMail application and click Add in the Add Source section. Choose the login method.

Add Source section
Note: To save the time and effort, you can choose to import the account details using a CSV file. First download a sample CSV file, input details and then import the CSV file to the tool. For this, use the buttons Download Sample CSV File and Import form CSV.
Download Sample CSV File and Import form CSV.
Step 2:

In Office 365/ Exchange Login page, input the source (Office 365/Exchange Server) account details having administrative privileges. Select List all Mailboxes using above credentials and click Get User Mailbox(es). Then select the desired mailboxes and click Add.

Select List all Mailboxes using above credentials
Note: If you use Modern Authentication for login, then input Tenant ID, Client ID, and Client Secret Key. Select List all Mailboxes using the above credentials and click Get User Mailbox(es). Then select the desired mailboxes and click Add.
Select the desired mailboxes and click Add
Step 3:

The source mailboxes gets added. Now click Add in Add Destination section.

Click Add in Add Destination section
Step 4:

Enter the credentials of the destination Amazon WorkMail account (the account must have permissions over all mailboxes). Then select List all mailboxes using above credentials and click Get User Mailbox(es). Then select the desired mailboxes (where you want to migrate the data). Finally, click the Add button

Select List all mailboxes using above credentials and click Get User Mailbox(es)
Step 5:

Both the Source and Destination get added. Now to map the source mailboxes to the destination mailboxes using the Select drop-down (in Mapping of Source and Destination section). Finally, click Set Filter and Migrate.

Mapping of Source and Destination section
Step6:

In Migration Type Selection page select an option : Mailbox, Archive Mailbox, or Public Folder.

Select an option : Mailbox, Archive Mailbox, or Public Folder
Note: Mailbox, Archive Mailbox, or Public Folder can be selected at the source as well as destination ends.
Step 7:

In the Filter Selection window, you can provide the required filtering:

  • Review the folder selection – Select the folders for migration.
  • Date Filter – Select From/To dates.
  • Item Type Filter – Select the required item types.
  • Exclude Deleted folder – Select to skip Deleted item folder from migration
  • Exclude empty folders – Select to skip empty folders from the migration.
  • Migrate data into the following folder – Select and give a folder name to save the mailbox data in that folder with the hierarchy
  • Select if you want – Provide a time limit beyond which migration is to be rejected.
  • Set operation timeout – Select the time limit to skip large email items.

In the end, click I am OK, Start Migration.

Click I am OK, Start Migration
Step 8:

After a successful migration, the tool provides a message that the process has completed. Click OK.

Displays a message that the process has completed
Step 9:

Click Save report to CSV to get a complete migration report.

Click Save report to CSV
Note: Thus, mailboxes get migrated from the Source (Exchange Server/Office 365) to the destination (Amazon WorkMail). The CSV file provides all the details of the migration.
CSV file provides all the details of the migration
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