Ian J. Brown is a Cisco Certified Internetworking Expert with more than 12 years of experience in the networking industry. His areas of expertise include TCP/IP and IP routing, as well as management, security, design, and troubleshooting for large-scale networks.
"I have found this book handy to have around, and would certainly recommend it to anyone involved in administering Cisco hardware, from simple switches to WAN routers."
--Dan Kolb, Durham University Computing Society