Remote Access NDIS WAN Driver (NdisWan) Service Defaults in Windows XP

Remote Access NDIS WAN Driver.

Default Settings

Startup type:Manual
Display name:Remote Access NDIS WAN Driver
Service name:NdisWan
Service type:kernel
Error control:normal
Path:%SystemRoot%\system32\DRIVERS\ndiswan.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NdisWan

Default Behavior

Remote Access NDIS WAN Driver is a kernel device driver. In Windows XP it won't start until the current user starts it. If the Remote Access NDIS WAN Driver fails to start, the technical information about the error is added to the Event Log. Windows XP startup should proceed, but a message box should be displayed informing the user that the NdisWan service has failed to start.

Restore Default Startup Configuration for Remote Access NDIS WAN Driver

1. Select your Windows XP edition and service pack, and then click Download.

2. Save the WinXP_NdisWan_Service_Startup.cmd file to a local storage device.

3. Run the saved file.

4. Restart the computer.

The NdisWan service is using the ndiswan.sys file that is located in the %WinDir%\system32\DRIVERS folder. If the file is changed, damaged or deleted, you can restore its original version from Windows XP installation media.