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Voice over LTE (VoLTE)

This video explains Voice over LTE (VoLTE). How the signaling is established in the EPC & IMS core networks. It gives examples of different bearers being established and how the correct QoS is configured. From a high level it will give the viewer the overall picture of the interactions that take place between key elements of the new LTE/4G networks within the EPC & IMS cores.