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Microsoft Teams is a team collaboration application developed by Microsoft as part of the Microsoft 365 family of products, offering workspace chat and video conferencing, file storage, and integration of proprietary and third-party applications and services.
The PSTN consists of telephone lines, fiber-optic cables, microwave transmission links, cellular networks, communications satellites, and undersea telephone cables interconnected by switching centers, such as central offices, network tandems, and international gateways, which allow telephone users to communicate with each other.
The broader terms Internet telephony, broadband telephony, and broadband phone service specifically refer to the delivery of voice and other communication services, such as fax, SMS, and voice messaging, over the Internet, in contrast to the traditional public switched telephone network (PSTN), commonly known as plain old telephone service (POTS).
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Skype for Business Server (formerly Microsoft Office Communications Server and Microsoft Lync Server) is real-time communications server software that provides the infrastructure for enterprise instant messaging, presence, VoIP, ad hoc and structured conferences (audio, video and web conferencing) and PSTN connectivity through a third-party gateway or SIP trunk. [3]
An Aastra 6753i RP phone a typical Response Point phone. Microsoft Response Point was an advanced software-based telephone system developed by Microsoft.Response Point, a PBX system targeting small businesses with less than 50 employees, [1] [2] was launched in March 2007, with systems available on the market in the fourth quarter of that year. [1]
Telephone number mapping is a system of unifying the international telephone number system of the public switched telephone network with the Internet addressing and identification name spaces. Internationally, telephone numbers are systematically organized by the E.164 standard, while the Internet uses the Domain Name System (DNS) for linking ...
A trunking gateway, also known as a PSTN gateway, is an interface between Voice over Internet Protocol (VoIP) and Public switched telephone network (PSTN). The gateway connects the VoIP line and PSTN line so that an end user can use PSTN phones to make a call over the Internet with VoIP.