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2. SIP extensions for the IP Multimedia Subsystem - Wikipedia

   en.wikipedia.org/wiki/SIP_extensions_for_the_IP...

   The Session Initiation Protocol (SIP) is the signaling protocol selected by the 3rd Generation Partnership Project (3GPP) [1] [2] to create and control multimedia sessions with multiple participants in the IP Multimedia Subsystem (IMS). It is therefore a key element in the IMS framework.

3. IP Multimedia Subsystem - Wikipedia

   en.wikipedia.org/wiki/IP_Multimedia_Subsystem

   The IP Multimedia Subsystem or IP Multimedia Core Network Subsystem (IMS) is a standardised architectural framework for delivering IP multimedia services. Historically, mobile phones have provided voice call services over a circuit-switched -style network, rather than strictly over an IP packet-switched network.

4. Comparison of VoIP software - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_VoIP_software

   This is a comparison of voice over IP (VoIP) software that examines applications and systems used for conducting voice and multimedia communications across Internet Protocol (IP) networks. VoIP technology has transformed telecommunications by offering alternatives to traditional telephony systems while providing enhanced features and cost savings.

5. Nielsen Plans TV-Ratings Overhaul by 2024 With Focus on ... - AOL

   www.aol.com/nielsen-plans-tv-ratings-overhaul...

   Nielsen, best known for delivering TV ratings, is getting ready for a future when it gauges a lot more than what people are watching on TV. The media-measurement giant plans to launch a new system ...

6. SIP trunking - Wikipedia

   en.wikipedia.org/wiki/SIP_trunking

   SIP trunking is a voice over Internet Protocol (VoIP) technology and streaming media service based on the Session Initiation Protocol (SIP) by which Internet telephony service providers (ITSPs) deliver telephone services and unified communications to customers equipped with SIP-based private branch exchange (IP-PBX) and unified communications facilities. [1]

7. Nielsen Media Research - Wikipedia

   en.wikipedia.org/wiki/Nielsen_Media_Research

   Nielsen TV ratings (commonly referred to as Nielsen ratings) are the audience measurement systems operated by Nielsen Media Research that seek to determine the audience size and composition of television programming in the United States using a rating system. Nielsen lost accreditation by the Media Rating Council (MRC) in 2022 due to inaccurate ...