Cisco®: A Beginner’s Guide, Fifth Edition by Velte Anthony T. & Velte Toby J

Author:Velte, Anthony T. & Velte, Toby J.
Language: eng
Format: epub
Tags: -
Publisher: McGraw-Hill Education
Published: 2013-07-24T16:00:00+00:00

Adaptive Security Appliances

For a long time, Cisco Secure PIX Firewall was Cisco’s premier product for firewall duties. In 2008, Cisco discontinued the line and replaced it with their Adaptive Security Appliance (ASA) line. However, it looks like it might be quite awhile before the PIX is no longer used: It was so prevalent that it’s still out there, being upgraded and maintained—at least until mid-2013 when all support ends. Both are security appliances—they have the sole task of acting as the internetwork’s bouncer, but they do things a bit differently than a firewall.

The IOS Firewall feature set is targeted at more price-sensitive customers or for duty in cordoning off access within enterprise networks. PIX/ASA was positioned by Cisco to compete head-to-head with the major firewall products on the market. ASA Firewall differs from IOS Firewall in these ways:

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