O'Reilly logo

Managing Cisco Network Security, 2nd Edition by Syngress

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 3

Cisco PIX Firewall

Introduction

A firewall can be described as a security mechanism located on a network that protects resources from other networks and individuals. It controls access to a network and enforces a security policy that can be tailored to suit the needs of a company.

There is some confusion on what the difference is between a Cisco PIX firewall and a router. Both devices are capable of filtering traffic with access control lists, and both ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required