![]() It is intended to eventually replace all circuit-based technologies currently used in mobile networks, although it can easily be phased in, in a piecemeal fashion, integrating with circuit-based technologies and existing billing systems, etc. The idea behind IMS is to eventually move all voice and multimedia communication (mobile and fixed) to flexible, packet-based technologies derived from Internet protocols. IMS is a back-end, foundational technology that enables other services, not something a user would interact with directly.įor carriers, benefits of IMS include increased flexibility for carriers to offer new 3G services, and lower costs. Video, or any combination of these – in a highly personalized and controlled ![]() IMS is based primarily on SIP (session initiation protocol).įor users, IMS-based services enable person-to-person and person-to-contentĬommunications in a variety of modes – including voice, text, pictures and ![]() ![]() It is a core network technology, that can serve as a low-level foundation for technologies like Voice over IP (VoIP), Push-To-Talk (PTT), Push-To-View, Video Calling, and Video Sharing. IMS is a general-purpose, open industry standard for voice and multimedia communications over packet-based IP networks.
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