TCP/IP Protocol Driver (Tcpip) Service Defaults in Windows 7

TCP/IP Protocol Driver.

Default Settings

Startup type: Boot
Display name:TCP/IP Protocol Driver
Service name:Tcpip
Service type:kernel
Error control:normal
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip

Default Behavior

TCP/IP Protocol Driver is a kernel device driver. In Windows 7 it is being loaded by Boot Loader before Kernel initialization. If TCP/IP Protocol Driver fails to start, Windows 7 attempts to write the failure details into Event Log. Then Windows 7 startup should proceed and the user should be notified that the Tcpip service is not running because of the error.


If TCP/IP Protocol Driver is stopped, the following services cannot start:

Restore Default Startup Configuration of TCP/IP Protocol Driver

1. Run the Command Prompt as an administrator.

2. Copy the commands below, paste them into the command window and press ENTER:

sc config Tcpip start= boot
sc start Tcpip

3. Close the command window and restart the computer.

The Tcpip service is using the tcpip.sys file that is located in the C:\Windows\System32\drivers directory. If the file is removed or corrupted, read this article to restore its original version from Windows 7 installation media.