Cisco TCP/IP Routing Professional Reference

The First and Second Editions of Cisco TCP/IP Professional Reference by Chris Lewis have sold 50,000 copies to date! The First Edition led the way as the first book to demystify Cisco Routers. The new sophisticated voice enabled IP routers and developments in the VPN, along with Cisco's newly released IOS 11.0 and 12.0 make this new edition absolutely essential. The first chapter in this edition will review Cisco hardware that has come out since the book was first written, and new sections will include

7 VPNs will address VPN implementation, management and security

7 IOS firewall features

7 Cisco security scanning