


Numerous registry keys govern its operation, including the "Tcpip\Parameters" and "DHCP\Parameters" subkeys of "SYSTEM\CurrentControlSet\Services". It handles two of the four layers of the Internet protocol suite that enables communication with a LAN or the Internet, specifically the Transmission Control Protocol (TCP) and Internet Protocol (IP). It should not be removed and Windows Resource Protection will restore it if it is. The Microsoft file "tcpip.sys" in "C:\Windows\System32\drivers" is an important component of the Windows operating system.

The genuine tcpip.sys file is a software component of Microsoft Windows Operating System by Microsoft Corporation.
