Technology.
Pure ARP protocols enhanced kernel cut-off function, so that nothing can escape from the disconnection unless the machine has been installed and protected anti netcut or use Linux that it's IP has been change.
Easy to use, single click to protect computer users! no one in the network can disconnect with ARP spoof technology anymore.
Effectively, one click to disconnect the computers in one network to the gateway. Obtain an IP address of all computers on the LAN (Local Area Network) in seconds, can be used in a LAN boarding, campus LAN, or even in the cafe with slight modifications. Can work on your friends by making other online or offline computer from another computer.
Safe, can not be trace who the culprit
Advantages and disadvantages.
If used for good, indeed very profitable use of this software, eg to set the bandwidth in the cafe or hotspot, because it required management to manage users who are entitled and not entitled to use the internet. However, it is usually too many ignorant hands that use it for private purposes, eg to steal bandwidth from the neighbors, so the bandwidth should be divided for multiple users, just used by the users of this netcut.