Use this procedure to enable network DTC access.
You can use this procedure to enable network DTC access on Windows Vista® or Windows Server® 2008. This procedure should be followed to allow remote computers to be enlisted in Microsoft Distributed Transaction Coordinator (MSDTC) transactions over the network.
Membership in the local Administrators group, or equivalent, is the minimum required to complete this procedure.
To enable network DTC access and configure Windows Firewall on Windows Vista or Windows Server 2008
Click Start, click Run, type dcomcnfg and then click OK to open Component Services.
In the console tree, click to expand Component Services, click to expand Computers, click to expand My Computer, click to expand Distributed Transaction Coordinator and then click Local DTC.
Right click Local DTC and click Properties to display the Local DTC Properties dialog box.
Click the Security tab.
Set the following options on the Security tab of the Local DTC Properties dialog box and click OK.
| Configuration Option | Default Value | Recommended Value |
|---|
Network DTC Access | Disabled | Enabled |
Client and Administration | | |
Allow Remote Clients | Disabled | Disabled |
Allow Remote Administration | Disabled | Disabled |
Transaction Manager Communication | | |
Allow Inbound | Disabled | Enabled |
Allow Outbound | Disabled | Enabled |
Mutual Authentication Required | Enabled | Enabled if all remote machines are running Win2K3 SP1 or XP SP2 or higher. |
Incoming Caller Authentication Required | Disabled | Enabled if running MSDTC on cluster. |
No Authentication Required | Disabled | Enabled if remote machines are pre-Windows Server 2003 SP1 or pre- Windows XP SP2. |
Enable TIP | Disabled | Enabled if running the BAM Portal. |
Enable XA Transactions | Disabled | Enabled if communicating with an XA based transactional system such as when communicating with IBM WebSphere MQ using the MQSeries adapter. |
Open the Control Panel, open Windows Firewall, and click Change settings to display Windows Firewall Settings.
Click the Exceptions tab.
Check the box for Distributed Transaction Coordinator and click OK.
Additional considerations
Additional references