A router is a computer and networking device that forwards data packets between computer networks, including internetworks such as the global Internet.
3Com Corporation was an American digital electronics manufacturer best known for its computer network products. The company was co-founded in 1979 by Robert Metcalfe, Howard Charney and others. Bill Krause joined as President in 1981. Metcalfe explained the name 3Com was a contraction of "Computer Communication Compatibility", with its focus on Ethernet technology that he had co-invented, which enabled the networking of computers.
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 leading products including Webex, OpenDNS, Jabber, Duo Security, Silicon One, and Jasper.
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.
A virtual private network (VPN) is a mechanism for creating a secure connection between a computing device and a computer network, or between two networks, using an insecure communication medium such as the public Internet.
Tandberg was an electronics manufacturer located in Oslo, Norway and New York City, United States. The company began in the radio field, but became more widely known for their reel-to-reel tape recorders as well as cassette decks and televisions. The original company went bankrupt in 1978, after a sharp financial downturn. The following year, the company re-formed whilst their data division was split off as Tandberg Data, including the tape recording division, which reduced its scope to data recording.
Linksys Holdings, Inc., is an American brand of data networking hardware products mainly sold to home users and small businesses. It was founded in 1988 by the couple Victor and Janie Tsao, both Taiwanese immigrants to the United States. Linksys products include Wi-Fi routers, mesh Wi-Fi systems, Wifi extenders, access points, network switches, and Wi-Fi networking. It is headquartered in Irvine, California.
Internet Protocol television (IPTV) is the delivery of television content over Internet Protocol (IP) networks. This is in contrast to delivery through traditional terrestrial, satellite, and cable television formats. Unlike downloaded media, IPTV offers the ability to stream the source media continuously. As a result, a client media player can begin playing the content almost immediately. This is known as streaming media.
Scientific Atlanta, Inc. was a Georgia, United States–based manufacturer of cable television, telecommunications, and broadband equipment. Scientific Atlanta was founded in 1951 by a group of engineers from the Georgia Institute of Technology, and was purchased by Cisco Systems in 2005 for $6.9 billion after Cisco received antitrust clearance for the purchase. The Cisco acquisition of Scientific Atlanta was ranked in the top 10 of largest technology acquisitions in history and was Cisco's largest acquisition to date. Prior to the purchase, Scientific Atlanta had been a Fortune 500 company and was one of the top 25 largest corporations in Georgia.
The next-generation network (NGN) is a body of key architectural changes in telecommunication core and access networks. The general idea behind the NGN is that one network transports all information and services by encapsulating these into IP packets, similar to those used on the Internet. NGNs are commonly built around the Internet Protocol, and therefore the term all IP is also sometimes used to describe the transformation of formerly telephone-centric networks toward NGN.
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.
Cisco Certifications are the list of the Certifications offered by Cisco Systems. There are four to five levels of certification: Associate (CCNA/CCDA), Professional (CCNP/CCDP), Expert (CCIE/CCDE) and recently, Architect, as well as nine different paths for the specific technical field; Routing & Switching, Design, Industrial Network, Network Security, Service Provider, Service Provider Operations, Storage Networking, Voice, Datacenter and Wireless.
There are also a number of specialist technicians, sales, Business, data center certifications and CCAI certified instructors.
H.323 is a recommendation from the ITU Telecommunication Standardization Sector (ITU-T) that defines the protocols to provide audio-visual communication sessions on any packet network. The H.323 standard addresses call signaling and control, multimedia transport and control, and bandwidth control for point-to-point and multi-point conferences.
Neuf Cegetel was a French wireline telecommunications service provider and a mobile virtual network operator (MVNO). It offered various telecommunications services to consumers, enterprises and wholesale customers, ranking second in the country in annual revenues. It was legally established in 2005 following the completion of the merger between Neuf Telecom and Cegetel. As of June 2008, the company became a wholly owned subsidiary of SFR, and the brand disappeared commercially.
Net6 was a startup founded in 2000 that created products in Security, Voice over IP VoIP protocols and SSL VPN.
ScanSafe was a privately held company backed by investors Benchmark Capital and Scale Venture Partners, until its 2009 acquisition by Cisco Systems. The company provided Web-based "Software as a service" (SaaS) to organizations.
Tdsoft is an Israeli company, founded in 1994 by Yosi Albagli, Arie Shaham and Eytan Radian, together with Teledata Communications. Tdsoft developed V5.X based products, including V5Core Software, V5Proxi, and Tdgate family of TDM / ATM and Voice over IP access gateways.
ip.access Limited is a multinational corporation that designs, manufactures, and markets small cells technologies and infrastructure equipment for GSM, GPRS, EDGE, 3G, 4G and 5G. The company was acquired by Mavenir in September 2020.
Italtel Ltd. is an Italian telecommunications equipment and ICT company founded in 1921, originally as a branch of Siemens AG. It played a major role in the development of telecommunication systems in Italy, most notably as one of the main equipment providers for the Italian state monopoly telephone operator SIP and as the leading actor in the evolution of the Italian PSTN from analog to digital switching. At its maximum prosperity, the company grew to over 30.000 employees.
