Telnet (TlntSvr) Service Defaults in Windows XP

Enables a remote user to log on to your computer and run programs, and supports various TCP/IP Telnet clients, including UNIX-based and Windows-based computers. If this service is stopped, remote user access to programs might be unavailable. If this service is disabled, any services that explicitly depend on it will fail to start.

Default Settings

Startup type:
Windows XP Home SP0N/A
Windows XP ProfessionalManual
Windows XP Home SP1N/A
Windows XP Professional SP1Manual
Windows XP Home SP2N/A
Windows XP Professional SP2Manual
Windows XP Home SP3N/A
Windows XP Professional SP3Disabled
Display name:Telnet
Service name:TlntSvr
Service type:own
Error control:normal
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\TlntSvr

Default Behavior

Telnet is a Win32 service. It does not exist in Windows XP Home, Home SP1, Home SP2, Home SP3. This service won't start until the current user starts it in Windows XP Professional, Professional SP1, Professional SP2. This service is disabled and isn't loading or starting in Windows XP Professional SP3. When the Telnet service is started, it is running as LocalSystem in its own process of tlntsvr.exe. If the Telnet 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 TlntSvr service has failed to start.


Telnet depends on the following system components:

Restore Default Startup Configuration for Telnet

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

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

3. Run the saved file.

4. Restart the computer.

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