Cisco Systems, Inc. is an American multinational digital communications technology conglomerate corporation headquartered in San Jose, California. Cisco develops, manufactures, and sells networking hardware, software, telecommunications equipment and other high-technology services and products. Cisco specializes in specific tech markets, such as the Internet of things (IoT), domain security, videoconferencing, and energy management with products including Webex, OpenDNS, Jabber, Duo Security, Silicon One, and Jasper.
Vonage Holdings Corp. 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.
Juniper Networks, Inc. is an American multinational corporation headquartered in Sunnyvale, California. The company develops and markets networking products, including routers, switches, network management software, network security products, and software-defined networking technology.
SK Broadband, Inc. KRX: 033630, formerly known as Hanaro Telecom, is a Seoul-based telecommunications company and a wholly owned subsidiary of SK Telecom. It is one of the largest broadband Internet access providers in South Korea. Until its takeover in 2008, Hanaro controlled nearly half of the Korean landline market, as it was the only last mile-competitive local exchange carrier (CLEC) other than the state-owned KT Corp. SK Broadband also has a division known as "Broad &" that controls a large portion of the South Korean calling card market.
Webex by Cisco is an American company that develops and sells web conferencing, videoconferencing and contact center as a service applications. It was founded as WebEx in 1995 and taken over by Cisco Systems in 2007. Its headquarters are in San Jose, California.
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.
PSINet, formerly Performance Systems International, was an American internet service provider based in Northern Virginia. As one of the first commercial Internet service providers (ISPs), it was involved in the commercialization of the Internet until the company's bankruptcy in 2001 during the dot-com bubble and acquisition by Cogent Communications in 2002.
Innovate Corp. is an American public financial services company founded in 1994.
Comverse Technology, Inc. was a technology company located in Woodbury, New York in the United States, that developed and marketed telecommunications software. The company focused on providing value-added services to telecommunication service providers, in particular to mobile network operators. Comverse Technology had several wholly or partly owned subsidiaries. The name "Comverse" is a fusion of the words "communication" and "versatility".
Allot Ltd., formerly Allot Communications, is an Israeli high-tech company that develops telecommunications software. The company is headquartered in Hod Hasharon, Israel.
Eftel Limited was an internet service provider and telecommunications provider in Australia, with approximately 120,000 active accounts. It was established in 1999. Eftel offers a range of services including: DSL and dial-up Internet access, web hosting and telephony services - to the retail, corporate and wholesale telecommunications markets.
OpenDNS is an American company providing Domain Name System (DNS) resolution services—with features such as phishing protection, optional content filtering, and DNS lookup in its DNS servers—and a cloud computing security product suite, Umbrella, designed to protect enterprise customers from malware, botnets, phishing, and targeted online attacks. The OpenDNS Global Network processes an estimated 100 billion DNS queries daily from 85 million users through 25 data centers worldwide.
Brightmail Inc. was a San Francisco–based technology company focused on anti-spam filtering. Brightmail's system has a three-pronged approach to stopping spam, the Probe Network is a massive number of e-mail addresses established for the sole purpose of receiving spam. The Brightmail Logistics and Operations Center (BLOC) evaluates newly detected spam and issues rules for ISPs. The third approach is the Spam Wall, a filtering engine that identifies and screens out spam based on the updates from the BLOC.
Pacnet was a global telecommunications service provider between 2008 and 2015. It was formed from the operational merger of Asia Netcom and Pacific Internet on 8 January 2008. It was owned by a private investor group comprising Ashmore Investment Management Limited, Spinnaker Capital Limited and Clearwater Capital Partners. Its acquisition by the Australian telecommunications company Telstra was announced at the end of 2014, and completed in April 2015.
NetScreen Technologies was an American technology company that was acquired by Juniper Networks for US$4 billion stock for stock in 2004.
EarthLink is an American Internet service provider.
Internet America was an Internet service provider that operated in Texas. In 2015, it was acquired by JAB Broadband and folded into Rise Broadband.
Arbor Networks is a software company founded in 2000 and based in Burlington, Massachusetts, United States, which sells network security and network monitoring software, used – according to the company's claims – by over 90% of all Internet service providers. The company's products are used to protect networks from denial-of-service attacks, botnets, computer worms, and efforts to disable network routers. The service employs port scanning from the IP range 146.88.240.0/24 in which threats are being detected.
Harmonic Inc. is an American technology company that develops and markets video routing, server, and storage products for companies that produce, process, and distribute video content for television and the Internet.
