The 66-MHz Gigabit Ethernet (GE) card for the Cisco PIX Firewall provides a high-performance interface to firewalling, virtual private networking (VPN), and network address translation (NAT), to address both service provider and enterprise customer requirements. As an extension of the widely used Ethernet and Fast Ethernet standards, Gigabit Ethernet offers an easy and cost-effective way to increase network bandwidth while maintaining security policy.
