Cisco IOS Firewall Features
The optional Cisco IOS Firewall component takes advantage of corporate investment in Cisco IOS routers by adding security functions to the already versatile Cisco IOS software. Security can be very effective when correctly configured on routers because it is an inherent part of networks, not an added component.
Cisco IOS Firewall is a full-featured security product that can be used for security and policy enforcement on direct intranet or extranet connections, and on connections through the Internet, such as those used by remote users or branch offices. The Cisco IOS Firewall security product is available for a wide range of Cisco routers:
Small routers— Cisco 800, URB900, and 1700 series routers that are typically ...
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