Everything You Need to Know About Cisco Internetworking Technologies
*Step-by-Step Instructions for Integrating Wired and Wireless LAN Technologies, Including Coverage of the Cisco Aironet Line of Devices
*Detailed Coverage of Cisco WAN Technologies, Including Configuration and Deployment
*Build a Working PIX Firewall Design, from Initial Planning to Robust Configuration Это и многое другое вы найдете в книге The Best Damn Cisco Internetworking Book Period (Charles Riley)