Diameter Common User Guide Diameter Common on the NOAM MCCMNC Configuration Deleting MCCMNC Entries Deleting MCCMNC Entries Use this task to delete an MCCMNC entry. From the NOAM, select Diameter Common, and then Network Identifiers, and then MCCMNC. The Diameter Common, and then Network Identifiers, and then MCCMNC page appears. Select the MCCMNC entry to be deleted. Click Delete. Click: OK to delete the MCCMNC entry. Cancel to cancel the delete function and return to the Diameter Common, and then Network Identifiers, and then MCCMNC page. If OK is clicked and the selected MCCMNC entry no longer exists (it was deleted by another user), an error message is displayed.