MSDTC is short for the Microsoft Distributed Transaction Coordinator. It is a Windows Sevice that SQL Server and other applications rely on when a transaction spans across multiple machines.

MSDTC is short for the Microsoft Distributed Transaction Coordinator. It is a Windows Sevice that SQL Server and other applications rely on when a transaction spans across multiple machines.

Resource: http://technet.microsoft.com/en-us/library/dd337629(v=WS.10).aspx