httptunnel
httptunnel creates a bidirectional virtual data connection tunnelled in HTTP requests. The HTTP requests can be sent via an HTTP proxy if so desired.
Discover How To Secure My Firewall HOWTOs
Dynamic iptables firewalls: Flexible (and fun) network security
In this documentation, you will learn how to make rapid, complex changes to your firewall rules dynamic firewall scripts. You can use these scripts to increase your network security and responsiveness, and to inspire your own creative designs.
Firewall Design White Paper
This paper here is not a set of instructions of how to built an access nexus it is more like a white paper of things you should expect from such a device and be able to ask for them from you vendor.
