• VOIP calls are similar to traditional digital telephony and involve signaling,

  • Transmission occurs as IP packets over a packet-switched network.

  • VoIP are based on the linear predictive coding

  • Popular codecs include the MDCT-based AAC-LD (used in FaceTime) 

 (VoIP), also called IP telephony, is a method and group of technologies for the delivery of voice communications and multimedia sessions over Internet Protocol(IP) networks, such as the Internet

Voice over Internet Protocol 


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