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 IP Phone User Training - Model Considerations

Ginger is an expert at Dillon IP Communications Services with 26 years of experience. In this video she explains some differences in Cisco IP Phone models 7965 and 9971, and provides considerations for deployment.

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