tcpkill with IPv6 support. See this post for more information.
cd project_root && make
# make install -- installs dependencies
# make tcpkill -- make standard tcpkill
# make tcpkill6 -- make tcpkill6 for ipv6
- libpcap
- libnet
# in
project_root/dependencies
$ make tcpkill6
$ sudo ./tcpkill6 -i eth0 port 5201