Aug 272010
How to kill a TCP connection using tcpkill?
Answer:
You can use the tcpkill program.
tcpkill came with the dsniff in Debian/Ubuntu, you need to install it manually.
# sudo apt-get install dsniff
Usages:
1. Kill all outgoing web (port 80) connection:
# tcpkill -i eth0 port 80
2. Kill all connection by IP
# tcpkill -i eth0 host www.google.com