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CCIE Professional Development Series Network Security Technologies and Solutions by Yusuf CCIE No. 9305 Bhaiji

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Chapter 5. Cisco IOS Firewall

Security is no longer a straightforward product or technology enabler, but a core system in a network design. The innovative flagship Cisco IOS Software provides an array of security solutions including the flagship IOS Firewall feature set. This set provides integrated firewall and intrusion detection technology for the Cisco IOS Software. The Cisco IOS Firewall feature is a stateful-inspection software component of Cisco IOS Software.

The Cisco IOS Firewall feature set provides a single point of protection at the network perimeter, making security policy enforcement an inherent component of the network.

Cisco IOS Firewall consists of several major subsystems: an advanced firewall engine for stateful-packet inspection ...

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