Cross-Tenant Inbound Domain Addition

This guide will show an administrator how to add designated domains that will have shared access to internal resources.

Role Requirements

Procedure Scope: Administrators

Required Group Membership: Admin.Collaboration

Handbook Reference

Package: Collaboration Security

Domain: Sharing Connections Management

Modifies: Sanctioned Inbound Cross-Tenant Organizations

Tenant Collaboration Inbound B2B Domain Addition

  1. Navigate to the Cross-Tenant Access Settings – Azure Active Directory portal, from the Organizational Settings tab select Add Organization. Provide the Organizations Domain Name or known Tenant ID into the text field from the generated pop-out, this will grant the ability to the specified organization to access your internal organizational apps or services, select Add.
  2. Locate the newly added entry from the listed below, select the Inherited from Default item under the Inbound Access column for the entry.
  3. Select the B2B Collaboration tab, followed by Customize Settings. Select Allow Access for the External Users and Groups tab, make sure to also select Allow Access for the External Applications tab. Select Save at the bottom of the page to finalize the addition.

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