By definition, a firewall is a single device used to enforce security policies within a network or between networks by controlling traffic flows.

The Firewall Services Module (FWSM) is a very capable device that can be used to enforce those security policies. The FWSM was developed as a module or blade that resides in either...

• SECUR is the first and most important of the 5 required exams to obtain a CCSP.

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• Build security into the network by defining zones, implementing secure routing protocol designs, and building safe LAN switching environments

• Understand the inner...

In today's age of remote users and widespread Internet access, security continues to be of utmost importance to network administrators and engineers. This important, comprehensive guide shows you how to avoid common mistakes...

Cisco LAN Switching Configuration Handbook, Second Edition, is a quick and portable reference guide to the most commonly used features that can be configured on Cisco® Catalyst® switches. Written to be used across all Catalyst IOS platforms, the book covers general use of Cisco IOS®, followed by a series...

• The comprehensive line of Cisco PIX Firewall products and the technology and features central to each...