What is the difference between a Router ACL and a PIX Firewall, I have searched through google, all links that I found were not rich of informations.

http://honor.icsalabs.com/pipermail/...er/003710.html

http://networking.ittoolbox.com/grou...urity-l/700225

http://honor.icsalabs.com/pipermail/...er/003731.html

http://www.experts-exchange.com/Hard..._21648038.html

Any resources shows us comparison ?