У вашего броузера проблема в совместимости с HTML5
Ok, this is not really hacking or cracking or whatever. This is just a little fun thing to do to circumvent a Cisco router ACL that uses the "established" keyword.
First video for packetbomb.com at http://packetbomb.com/how-to-hack-a-cisco-router-acl/. More packet analysis and troubleshooting videos to come.