Easy to lock system IP address without tools

Now many units are configured with LAN, in order to facilitate the http://www.aliyun.com/zixun/aggregation/14045.html "> Network management, while in order to improve the speed of the login network, Network administrators typically assign IP addresses to each computer in a local area network. But in the Windows environment other users can easily modify the IP address configuration, so it is easy to cause IP address conflicts and other failures, not conducive to the normal network management. Therefore, it is best to add a "lock" to the IP address so that others cannot easily change the IP address.

Netcfgx.dll,netshell.dll and Netman.dll three dynamic library files exist in Windows 2000/XP, which are actually system controls that are automatically registered during Windows 2000/XP installation. These three controls are closely related to the network capabilities of Windows 2000/XP. When you modify an IP address, you need to use these three controls. So, just unload the three controls above, you can block the Network Connection window so that you can't go to the Network Connection window and modify the IP address in the Local Connection Properties window either by double-clicking the Network Neighborhood icon on the desktop or by double-clicking the Internet Connection item in Control Panel.

In Start/Run, enter "Cmd.exe" to confirm and open the Cmd window, where the "regsvr32/u Netcfgx.dll", "regsvr32/u Netcfgx.dll", "regsvr32/u Netcfgx.dll" are executed respectively. command, you can uninstall the above control from the system. Of course, if you need to modify the IP address later, you can register the above control. The registration method is simple, as long as the "/U" parameter in the above command is removed, you can perform the registration operation. For example, executing the command "Regsvr32 Netcfgx.dll" completes the registration of the control Netcfgx.dll.