Understanding VoIP Requirements
The increased efficiency of IP networks and the ability to statistically multiplex voice traffic with data packets allows companies to maximize their return on investment (ROI) in data network infrastructures. Decreased cost and an increase in the availability of differentiated services are two major reasons companies are evaluating the implementation of VoIP.
As demand for voice services in the IP network expands, it is important to understand the components and functionality that must be present for a successful implementation. Several protocols and tools are available for carrying voice in a data network. In defining the VoIP protocol stack, you must understand at which layer these tools and protocols reside ...
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