The dedicated software engine incorporates the state-of-the-art Cisco Adaptive Security Algorithm, which
provides stateful inspection firewall services by monitoring the state of all authorized network communications
while preventing unauthorized network access. Cisco PIX Security Appliances offer an additional layer of security
by integrating more than two dozen purpose-built inspection engines that perform in-depth packet examination
for the most common applications and protocols used today. The Cisco PIX Security Appliance provides a wide
range of integrated security services in an easy-to-deploy, high-performance solution.
THe Cisco PIX 500 Series range from desktop appliances for small and home offices to modular gigabit
appliances for enterprise and service-provider environments, as shown in Table 6-1. (Note that photos are not
available for the Cisco PIX 506E and Cisco PIX 515E.)
Table 6-1. Cisco PIX 500 Series Devices
Device Description
Cisco PIX 501 Compact, plug-n-play Security Appliance
for small office/home office
environments. PIX 501 appliances
provide an integrated 4-port Fast
Ethernet (10/100) switch and a Fast
Ethernet (10/100) interface.
Cisco PIX 506E Cost-effective, high-performance
Security Appliance for remote
office/branch office environments.
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