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The BT Ultra Smart Hub appeared visually similar to the Smart Hub, but featured a G.fast capable modem and included a BS6312 socket which subscribers to BT Digital Voice can use to attach an analogue telephone. Digital Voice launched in January 2020 as the replacement for analogue voice service, which planned to be turned off by 2025.
The Nortel Norstar, previously the Meridian Norstar, was a small and medium-sized business digital key telephone system introduced by Nortel (formerly Northern Telecom) and later sold to Avaya. It featured automatic call distribution, and supported up to 192 extensions. In the United Kingdom it was sold by British Telecom, rebadged as the BT ...
OpenBTS (Open Base Transceiver Station) is a software-based GSM access point, allowing standard GSM-compatible mobile phones to be used as SIP endpoints in Voice over IP (VoIP) networks. OpenBTS is open-source software developed and maintained by Range Networks .
BT Consumer is the main retail division of United Kingdom telecommunications company BT Group that provides fixed-line, mobile, broadband and digital television to consumers in the UK. It buys access to some of these services from BT's other divisions: Openreach and EE .
Marconi System X originally developed by the British Post Office (later BT), GEC, Plessey and STC, is a type of digital exchange used by BT Group in the UK public telephone network. A digital exchange (Nortel DMS-100) used by an operator to offer local and long-distance services in France. Each switch typically serves 10,000–100,000 ...
BT Fusion was a telecommunications product available from BT Group in the United Kingdom until 1 April 2009 when it was withdrawn. [1] It "fused" together mobile telephony and, from the user's point of view, conventional landline telephony. In fact, the fixed portion of the link was provided by a Voice over IP implementation using the domestic ...
Ribbit was a telecommunications company based in Mountain View, California.It was acquired by BT Group on July 29, 2008, for $105 million. [1] [2]On August 10, 2011, Ribbit announced it was closing most of its external-facing operations and developer program within a couple of months. [3]
The ATA communicates with the server using a protocol such as H.323, SIP, MGCP, SCCP or IAX, and encodes and decodes the voice signal using a voice codec such as G.711, G.729, GSM, or iLBC. Since the ATA communicates directly with the VoIP server, it does not require a personal computer or any software such as a softphone. It uses approximately ...