Creating the transport rule

  1. From the Office 365 management interface, go to Mail Flow > Rules.
  2. Click the plus sign.
    Creating a new rule
  3. Select Create a new rule. The wizard for creating a new transport rule opens.
    Options for the new rule
  4. Enter any name for the rule.
  5. Under Apply this rule if, set the following options:
    • The recipient is located and
    • Outside the organization.
  6. Under Do the following, select Use the following connector.
  7. Then specify the previously created connector and click OK.

    NOTE: If you can only select persons at this point, click More options. There you can select the option Use the following connector under Redirect the message to. You can then use the connector you created earlier.

  8. Click Save.

Next steps

Now continue with the following steps:

Using NoSpamProxy in Microsoft 365 with Exchange Online

Necessary configurations for the operation in Microsoft Azure