Description
The fundamentals necessary to understand VoIP, gateways and their capabilities, and to describe how phone calls are made on VoIP networks. Students will understand components, standards and architectures. Identify and explain key components, jargon, buzzwords, plus the main standards and protocols. Understand packetized voice, how it happens. Examine carrier’s IP network technologies and the important topic of using MPLS to implement Differentiated Services for Quality of Service (QoS). Discover Session Initiated Protocol, what it is, how it works, how it fits in with soft-switches, call managers and trace the establishment of a IP phone call step by step.