网络剪刀手，利用ARP协议，网络剪刀手（NetCut 3.1）可以切断局域网里任何主机和网关之间的连接，使其断开与Internet的连接，同时也可以看到局域网内所有主机的IP地址和MAC地址。-Network scissors in hand, use ARP protocol, network scissors in hand (NetCut 3.1) can be cut in any local area network connection between hosts and gateways, to disconnect Internet connection, but can also see all the hosts within the LAN IP address and MAC address.