Dan Farkas, CCIE #3800, is a general manager for Advanced Network Information (ANI), a high-quality Cisco Learning Partner. Dan is a Certified Cisco Systems Instructor and, for the past five years, has been teaching a variety of network configuration, design, and troubleshooting classes, including various router, LAN switching, and voice/data integration classes. He performs both internal training for Cisco engineers, technicians, and programmers, as well as training for Cisco end users through several international training partners. Dan also works with Information Innovation to provide seminar presentations at Cisco University events.