Classroom remote control Pan zoom tilt web cam

Camera should have remote control of Pan, Tilt and Zoom over IP, follow me feature.

• Shambles' usual amazing resource page: Video Conferencing
• Instructional Strategies That Work with Videoconferencing: Increasing Interactivity | K12 Online Conference
• Video Conferencing in High Definition | LifeSize.
• some cameras: http://www.nextag.com/web-cam-tilt-pan/products-html

Teaching via Interactive Videoconferencing