Wireshark - Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.
NetCut - NetCut is a Software that helps you admin your network by purely on ARP protocol.
netcat - Netcat is a featured networking utility which reads and writes data across network connections...
SelfishNet - Block anyone or any device from using your internet
Ettercap - Ettercap is a suite for man in the middle attacks on LAN.
CSArp-Netcut - An arpspoofing program that lets users launch spoofed arp requests to disrupt connections in a LAN