Enable Distributed Transaction Coordinator (DTC) Access

To enable Distributed Transaction Coordinator (DTC) Access:

1. From the Start menu, select Run.

2. Type dcomcnfg, and then select OK.

3. In the left pane of the Component Services window, expand the following nodes:

   1. Component Services

   2. Computers

   3. My Computer

   4. Distributed Transaction Coordinator

4. Right-click Local DTC, and then select Properties.

5. In the Local DTC Properties window, select the Security tab.

6. Under Security Settings, select the following check boxes.

   5. Network DTC Access

   6. Allow Remote Clients

7. Under Transaction Manager Communicator, select the following check boxes as required, based on your environment:

   7. Allow Inbound

   8. Allow Outbound

   

8. If the AIM Application Server and Database Server are on the same server, select Mutual Authentication Required.

9. If AIM Application Server and Database Server are on separate servers:

   9. On the Application server, select Mutual Authentication Required.

   10. On the Database server, select either of the following:

       1. Incoming Caller Authentication Required

       2. No Authentication Required

10. If the server is part of a cluster server, select Incoming Caller Authentication Required.

11. In the following instances, select No Authentication Required:

    11. The network Access is between two domains that do not have a mutual trust configured.

    12. The network access is between computers that are members of a workgroup.

    Note: If you have enabled Windows Firewall for Windows Server, you must add the Distributed Transaction Coordinator service to the exception list in the Windows Firewall settings.