How do I enable MSDTC on SQL Server?

Configure MSDTC

Table of Contents

Open Component Services.
Expand Component Services, expand Computers, expand My Computer, expand Distributed Transaction Coordinator, right-click Local DTC, and select Properties.
Select the Security tab.
Select OK to save your changes.
If prompted to restart the MSDTC service, select Yes.

How do I fix MSDTC problems?

To ensure that MSDTC communications are not blocked between computers, add msdtc.exe to the Windows Firewall exception list if the Windows Firewall service is running. Click Start, click Run, type firewall. cpl, and then click OK to display the Windows Firewall dialog box.

How do I activate MSDTC?

On the server where the trigger resides, you need to turn the MSDTC service on. You can this by clicking START > SETTINGS > CONTROL PANEL > ADMINISTRATIVE TOOLS > SERVICES. Find the service called ‘Distributed Transaction Coordinator’ and RIGHT CLICK (on it and select) > Start.

How do I enable MSDTC in my firewall?

Add MSDTC to Windows Firewall exceptions list

Open Windows Firewall, and select Advanced Settings on the left. Or, In Server Manager, select Tools, and then select Windows Firewall with Advanced Security.
Right click Inbound Rules, and select New Rule.
In the wizard:
Complete the wizard, and close Windows Firewall.

What is MSDTC SQL Server?

Microsoft Distributed Transaction Coordinator (popularly known as MSDTC) is a coordinator to handle the distributed transactions. A distribution transaction involves two or more databases in a single transaction.

How do I know if XA transactions are enabled in SQL Server?

Right-click Local DTC and then select Properties. Click the Security tab on the Local DTC Properties dialog box. Select the Enable XA Transactions check box, and then click OK.

What is MSDTC SQL server?

What ports does MSDTC use?

MSDTC on the database server computer uses RPC dynamic port allocation to randomly select a port number ranging from 1024 to 65535 for communication with the central computer.

How do I know if MSDTC is enabled?

Expand Component Services, right-click My Computer, and then select Properties. Expand Distributed Transaction Coordinator and right-click Local DTC. Click the MSDTC tab, and then click Security Configuration. Select the Enable XA Transactions check box, and then click OK to restart the Microsoft DTC service.

How do I avoid MSDTC?

Try calling ChangeDatabase on your connection. MSDTC will always be involved if you use more than one connection. Even for one database. So may I suggest always keeping one connection around and change database via this method.

What is Msdtc SQL Server?

What is XA connection?

Interface XAConnection An object that provides support for distributed transactions. An XAConnection object may be enlisted in a distributed transaction by means of an XAResource object. A transaction manager, usually part of a middle tier server, manages an XAConnection object through the XAResource object.