Stopping the WinPcap Packet capture service

Solution 1:

The WinPCap services is known as "NPF" (NetGroup Packet Filter), you can start/stop it on command line with

c:\>net start npf
The NetGroup Packet Filter Driver service was started successfully.

C:\>net stop npf
The NetGroup Packet Filter Driver service was stopped successfully.

To find it in a GUI, you'll have to open "Properties" for "My Computer", then select the "Hardware" tab, open "Device Manager". Here, select View -> Show hidden devices, open up Non-Plug and Play Drivers, right-click on NetGroup Packet Filter Driver and select Properties from the menu, thus you will get a "NetGroup Packet Filter Driver Properties" window.

Solution 2:

Other commands that may be of interest are:

Change NPF to run manually

sc config npf start= demand

Change NPF to run automatically at boot

sc config npf start= auto