With the large-scale deployment of LTE networks, Voice over Internet Protocol (VoIP), a solution based on the packet switched (PS) domain, is gradually replacing traditional circuit switched (CS) voice solutions and becoming the major mobile voice communication solution at present and in the future. The VoIP solution includes voice over Long Term Evolution (VoLTE) and Internet-based voice applications provided by a large number of over the top (OTT) vendors.
This white paper from Huawei considers developments, trends and the impact of VoIP and to comprehensively understand the working principle and performance of VoLTE and OTT voices, Huawei’s state-of-the-art mobile broadband (MBB) research laboratory, mLAB conducted comparison and analysis from different aspects based on the network architecture of 3GPP specifications.
This white paper is published on the GSA web site with the permission of the author.
Huawei is an Executive Member of GSA
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