MADHU@MICROSOFT BLOG

HOW TO CHANGE MSDTC SETTINGS PROGRAMMATICALLY

COPY FOLLOWING SCRIPT TO NOTEPAD AND SAVE IT AS .VBS FILE

'Read all settings from comamnd window
'This script takes 4 params,1 st param=networkDtc,2nd param=DtcAuthenticationMode
'3rd param=EnablexaTransactions,4 th param=Restart DTC

EnableNetworkDTC = WScript.Arguments.Item(0)
DtcAuthenticationMode = WScript.Arguments.Item(1)
EnablexaTransactions=WScript.Arguments.Item(2)
RestartDtc=WScript.Arguments.Item(3)

'create global object

Set objShell = WScript.CreateObject("WScript.Shell")

'If Network DTC is enabled

If EnableNetworkDTC = 1 Then

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\NetworkDtcAccess", 1, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\NetworkDtcAccessInbound", 1, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\NetworkDtcAccessOutbound", 1, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\NetworkDtcAccessTransactions", 1, "REG_DWORD"

ElseIf EnableNetworkDTC = 0 Then

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\NetworkDtcAccess", 0, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\NetworkDtcAccessInbound", 0, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\NetworkDtcAccessOutbound", 0, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\NetworkDtcAccessTransactions", 0, "REG_DWORD"

End If

'Mutual authentication

If DtcAuthenticationMode = 0 Then

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\AllowOnlySecureRpcCalls", 1, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\FallbackToUnsecureRPCIfNecessary", 0, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\TurnOffRpcSecurity", 0, "REG_DWORD"

'Incoming Authentication

ElseIf DtcAuthenticationMode = 1 Then

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\AllowOnlySecureRpcCalls", 0, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\FallbackToUnsecureRPCIfNecessary", 1, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\TurnOffRpcSecurity", 0, "REG_DWORD"

'No authentication

ElseIf DtcAuthenticationMode = 2 Then

     objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\AllowOnlySecureRpcCalls", 0, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\FallbackToUnsecureRPCIfNecessary", 0, "REG_DWORD"

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\TurnOffRpcSecurity", 1, "REG_DWORD"

End If

'ENable Xa transactions

if EnablexaTransactions=0 then

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\XaTransactions", 0, "REG_DWORD"

ElseIf EnablexaTransactions = 1 then

    objShell.RegWrite "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security\XaTransactions", 1, "REG_DWORD"

End if

'restart MSDTC

objShell.Run("net stop msdtc"),1,True
objShell.Run("net start msdtc"),1,True

Published Monday, April 17, 2006 5:02 PM by madhu_ponduru@hotmail.com