Book excerpt: Here's the book you need to prepare for Exam 1D0-460, CIW Internetworking Professional. This Study Guide provides: In-depth coverage of official exam objectives Practical information on internetworking technologies Hundreds of challenging review questions, in the book and on the CD Leading-edge exam preparation software, including a testing engine and electronic flashcards Authoritative coverage of all exam topics, including: Defining the Internet infrastructure and key internetworking protocols Understanding routing processes Working with application layer protocols--HTTP, FTP, SMTP, and SNMP Analyzing BOOTP and the DHCP servers and clients Using exterior protocols and gateways Working with network troubleshooting tools Comparing and contrasting IPv4 and IPv6 Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.