What is Voice over Internet Protocol (VoIP)? Is a family of transmission technologies for delivery of voice communications over IP networks such as the Internet or other packet-switched networks.

Cisco phone service: ETA Tic-Tac-Toe - free

www.entelap.com With ETA you can play Tic-Tac-Toe game on office phone. Play game with your collegue in office for free on Cisco phone.

« Cisco Systems videos