Voice over Internet Protocol (VoIP), also called IP telephony, is a method and group of technologies for voice calls, the delivery of voice communication sessions over Internet Protocol (IP) networks, such as the Internet.
Mitel Networks Corporation is a Canadian telecommunications company. The company previously produced TDM PBX systems and applications, but after a change in ownership in 2001, now focuses almost entirely on Voice-over-IP (VoIP), unified communications, collaboration and contact center products. Mitel is headquartered in Ottawa, Ontario, Canada, with offices, partners and resellers worldwide.
Vonage is an American cloud communications provider operating as a subsidiary of Ericsson. Headquartered in Holmdel Township, New Jersey, the organization was founded in 1998 as Min-X as a provider of residential telecommunications services based on voice over Internet Protocol (VoIP). In 2001, the organization changed its name to Vonage.
A business telephone system is a multiline telephone system typically used in business environments, encompassing systems ranging in 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.
net2phone is a Cloud Communications provider offering cloud based telephony services to businesses worldwide. The company is a subsidiary of IDT Corporation.
Radvision was a provider of video conferencing solution and enabling products for IP communication developers based in Tel Aviv, Israel. Radvision was acquired by Avaya in June 2012. Spirent Communications acquired Radvision's Technology Business Unit from Avaya in July 2014, to become Spirent Developer Tools Business Unit.
Deltathree Inc. is an American company engaged in the business of voice over IP telephony services. The company was one of the first in the world to offer a telephony service over the internet, reducing the cost of international calls by over 90 percent.
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.
A virtual number, also known as direct inward dialing (DID) or access numbers, is a telephone number without a directly associated telephone line. Usually, these numbers are programmed to forward incoming calls to one of the pre-set telephone numbers, chosen by the client: fixed, mobile or VoIP. A virtual number can work like a gateway between traditional calls (PSTN) and VoIP.
SunComm Technology is a Taiwan multinational computer technology and GSM Voice over IP gateway manufacturer. The main products in 2010 focused on GSM VoIP gateways & IP surveillance camera devices. Core members have been engaging in the communication & networks industry since 1977.
AireSpring is a super-carrier operating worldwide and nationwide managed services that provides cloud communications and managed connectivity services to businesses. Headquartered in Clearwater, Florida, the company provides managed services including unified communications, voice, data, security, failover, network management, and IP services to around 14,000 small, medium-sized, and multi-location enterprises in more than 80 major metropolitan markets across the United States.
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.
Dialexia Communications, Inc. is a privately held Canadian corporation headquartered in Montréal, Quebec, that develops, manufactures, and sells VoIP-based Telecommunication products and services.
Dial-Office IP-PBX is a SIP-based IP-PBX business phone system, first released in 2003 by Canadian telecommunications software provider Dialexia. The software allows users to connect multiple phones, share lines among several phones and implement business PBX telephone phone features such as voicemail, caller ID, call forwarding & call recording into their system. Dial-Office is also suitable for multi-office connections, connecting branches which are geographically distant from each other. Dialexia Communications, Inc. released the latest version of Dial-Office IP-PBX (4.1) in 2013. On June 3, 2014, the company's development team announced in a client newsletter that support for Dial-Office versions 3.9 and earlier would cease effective September 1, 2014.
HERO Hosted PBX is a SIP-based hosted IP-PBX business phone system, first released in 2008 by Canadian telecommunications software provider Dialexia. The HERO software allows users to connect multiple phones, share lines among several phones and implement business PBX telephone phone features such as voicemail, caller ID, call forwarding & call recording into their virtual PBX. The software is also suitable for multi-office connections, connecting branches which are geographically distant from each other. Dialexia Communications, Inc. released the latest version of HERO Hosted PBX (4.3) in 2013.
Ribbon Communications Inc. is a public company that makes software, IP and optical networking solutions for service providers, enterprises and critical infrastructure sectors. The company was formed in 2017, following the merger of Genband and Sonus Networks and is headquartered in Plano, Texas.
