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Voice over Internet Protocol (VoIP), also called IP telephony, is a method and group of technologies for voice calls for the delivery of voice communication sessions over Internet Protocol (IP) networks, such as the Internet.
Asterisk is a software implementation of a private branch exchange (PBX). In conjunction with suitable telephony hardware interfaces and network applications, Asterisk is used to establish and control telephone calls between telecommunication endpoints such as customary telephone sets, destinations on the public switched telephone network (PSTN) and devices or services on voice over Internet Protocol (VoIP) networks. Its name comes from the asterisk (*) symbol for a signal used in dual-tone multi-frequency (DTMF) dialing.
A business telephone system is a telephone system typically used in business environments, encompassing the range of technology from the key telephone system (KTS) to the private branch exchange (PBX).
Broadvoice is a privately owned company headquartered in Northridge, California. They provide Voice over IP (VOIP) cloud-based telecommunications services to small, medium, and enterprise businesses in the United States. Broadvoice offers telephone services, unified communications as a service (UCaaS), SIP Trunking, telecommunications network and security, along with virtual call centers, so business customers can use voice and video communications via a broadband Internet connection or cellular phone.
Cirpack is an NGN, SBC and IMS vendor for Telecommunications Operators, Internet and Application Service Providers, focusing on telephony services such as residential and business VoIP, IP Centrex, SIP Trunking, Triple play, Fixed Mobile Convergence, VoLTE, Transcoding etc.
Snom Technology GmbH is a German company which manufactures Voice over Internet Protocol (VoIP) telephones, based on the IETF standard Session Initiation Protocol (SIP). Snom's products are targeted at the small- to medium-sized business sector, home offices, Internet service providers, carriers, and original equipment manufacturers. The company, founded in 1996 and headquartered in Berlin, is a wholly owned subsidiary of VTech Holdings Limited, since 2016.
Ooma, Inc. is an American publicly traded telecommunications company based in the Silicon Valley, California area. Ooma offers communications services including Voice over IP (VoIP) calling for business, home and mobile users.
Overture Networks was a company that designed, manufactured, and marketed networking and telecommunications equipment. It was "a leading developer of converged packet access platforms for Carrier Ethernet services." Overture was headquartered in Research Triangle Park (RTP), North Carolina and also maintained offices in Westford, MA and Bangalore, India.
Iristel is a Canadian provider of telecommunication services that is a competitive local exchange carrier (CLEC). The company was founded in 1999 and is headquartered in Markham, Ontario.
Aculab is a privately held, UK-based limited company that was founded in 1978. It is a designer, developer and manufacturer that specialises in providing API-driven, enabling technology sub-systems for telecommunications related OEM products such as are used in fixed line PSTN, wireless and VoIP networks. Aculab's products are sold worldwide, primarily through direct sales and also via the reseller channel. Aculab's headquarters and R&D facilities are located in Milton Keynes, UK. It has a branch office in Norwood, Massachusetts, USA.
Pac-West Telecomm, Inc. is a privately, wholesale telecommunications carrier headquartered in Oakland, California, United States.
Cloud communications are Internet-based voice and data communications where telecommunications applications, switching and storage are hosted by a third-party outside of the organization using them, and they are accessed over the public Internet. Cloud services is a broad term, referring primarily to data-center-hosted services that are run and accessed over an Internet infrastructure. Until recently, these services have been data-centric, but with the evolution of VoIP, voice has become part of the cloud phenomenon. Cloud telephony refers specifically to voice services and more specifically the replacement of conventional business telephone equipment, such as a private branch exchange (PBX), with third-party VoIP service.
Voice Elements is a Microsoft Cloud Service, as well as a Calling Plan for Microsoft Teams. Voice Elements were released by Inventive Labs Corporation in 2008, based on their original CTI32 toolkit. Software developers who use C#, VB.NET, or Delphi use Voice Elements to write telephony-based applications, such as Interactive Voice Response systems, Voice dialers, Auto Attendants, Call centers, and more.
The Internet Telephony Service Providers Association (ITSPA) is a British body representing providers of Internet Telephony services (VoIP).
Voiceserve Inc. is a Delaware, USA telecommunications and softswitch company headquartered in Middlesex, United Kingdom and incorporated December 9, 2005. The company offers Voice Over IP (VoIP), mobility, and IP-PBX software with management, administration, billing, mobility, hosted IP-PBX, and softphone functionality found among its services, VoipSwitch, Call-to-PBX, and Vippie.
Ingate Systems AB is a Swedish company that sells data network security and telecommunication equipment. The company primarily provides SIP Trunking of IP PBX:s on the US market. It is associated with sister company Intertex Data AB.
AstraQomInternational is a multi-national holding company that serves the telecommunications sector. The company is a provider of VoIP services and integrated communication solutions.
*astTECS is an Indian telecom company, which provides enterprise telecom products and Asterisk-based open source communication services, headquartered in Bangalore, India. The company is ISO 9001:2008 and ISO 9001:2015 certified.
STIR/SHAKEN, or SHAKEN/STIR, is a suite of protocols and procedures intended to combat caller ID spoofing on public telephone networks. Caller ID spoofing is used by robocallers to mask their identity or to make it appear the call is from a legitimate source, often a nearby phone number with the same area code and exchange, or from well-known agencies like the Internal Revenue Service or Ontario Provincial Police. This sort of spoofing is common for calls originating from voice-over-IP (VoIP) systems, which can be located anywhere in the world.
References
- ↑ "TMC Labs Innovation Awards 2010 - Part 2". www.tmcnet.com. Retrieved 2016-11-01.
- ↑ "Отличиха ключови инвеститори за региона на Пловдив". Expert.bg. Retrieved 2016-11-01.
- ↑ "Bulgaria strives to become tech capital of the Balkans". Financial Times.
- ↑ "The winners of the 2019 Messaging and SMS Global Awards are announced". Capacity Media. Retrieved 2019-12-04.
- ↑ Silva, Victor Anthony V. (2016-09-12). "Telcos' 'power women' share success secrets". Cebu Daily News. Retrieved 2016-11-01.