Use Cisco concentrators, routers, Cisco PIX and Cisco ASA security appliances, and remote access clients to build a complete VPN solution A complete resource for understanding VPN components and VPN design issues Learn how to employ state-of-the-art VPN connection types and implement complex VPN configurations on Cisco devices, including routers, Cisco PIX and Cisco ASA security appliances, concentrators, and remote access clients Discover troubleshooting tips and techniques from real-world scenarios based on the author's vast field experience Filled with relevant configurations you can use immediately in your own network With increased use of Internet connectivity and less reliance on private WAN networks, virtual private networks (VPNs) provide...