Robert C ElsenpeterRobert C. Elsenpeter is an author, Web content writer, and award-winning journalist. His is co-author of eBusiness: A Beginner's Guide. Toby J. Velte, Ph.D., MCSE+I, CCNA, CCDA, is CEO of FireSummit, Inc., an innovative network services firm. He is arespected industry leader in the field of networking. Dr. Velte specializes in future-looking technologies and making them easy to understand for consumers and profitable for businesses. For Osborne/McGraw-Hill, he has authored Cisco: A Beginner's Guide, Windows Enterprise Networking, Windows 2000 Enterprise Networking, Cisco Internetworking with Windows NT and 2000 and eBusiness: A Beginner's Guide. Read More Read Less