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CompTIA Network N10-006 Quick Reference by Anthony Sequeira

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Chapter 8. Unified Communications Technologies

Voice over IP is one of the most exciting areas in IT right now. Why maintain two networks (voice and data) when you can become so much more efficient with one?

Voice over IP Protocols and Components

A voice over IP (VoIP) network digitizes the spoken voice into packets and transmits them across a data network. This enables voice, data, and even video to share the same medium. In a network with unified communications (UC) such as voice, video, and data, specialized UC servers, controllers, devices, and gateways are also likely to be used. In a cloud computing environment, they can be virtualized as well.

Not only can a VoIP network provide significant cost savings over a traditional PBX solution, ...

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