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Tier 2 Network
A Tier 2 network is an Internet service provider which engages in the practice of peering with other networks, but which also purchases IP transit to reach some portion of the Internet The Internet (or internet) is the Global network, global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a internetworking, network of networks .... Tier 2 providers are the most common Internet service providers, as it is much easier to purchase transit from a Tier 1 network than to peer with them and attempt to become a Tier 1 carrier. The term Tier 3 is sometimes also used to describe networks who solely purchase IP transit from other networks to reach the Internet. List of large or important Tier 2 networks See also * Peering * Network access point References {{DEFAULTSORT:Tier 2 Network Internet architecture ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Internet Connectivity Distribution & Core
The Internet (or internet) is the Global network, global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a internetworking, network of networks that consists of Private network, private, public, academic, business, and government networks of local to global scope, linked by a broad array of electronic, Wireless network, wireless, and optical networking technologies. The Internet carries a vast range of information resources and services, such as the interlinked hypertext documents and Web application, applications of the World Wide Web (WWW), email, electronic mail, internet telephony, streaming media and file sharing. The origins of the Internet date back to research that enabled the time-sharing of computer resources, the development of packet switching in the 1960s and the design of computer networks for data communication. The set of rules (communication protocols) to enable i ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Singtel
Singapore Telecommunications Limited, trading as Singtel, is a Singaporean telecommunications conglomerate, the country's principal fixed-line operator and one of the four major mobile network operators operating in the country. Overview The company is the largest mobile network operator in Singapore with 4.1 million subscribers and through subsidiaries, has a combined mobile subscriber base of 770 million customers as of 31 March 2022. The company was known as Telecommunications Equipment until 1995. Singtel provides ISP, IPTV ( Singtel TV) and mobile phone networks and fixed line telephony services. Singtel has expanded aggressively outside its home market and owns shares in many regional operators, including full ownership of Australia's second largest telco Optus and 32.15% of Bharti Airtel, the second largest carrier in India. Singtel controls significant market share in Australia and Singapore, with 82% of the fixed-line market, 47% of the mobile market and 4 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Cable & Wireless Worldwide
Cable & Wireless Worldwide PLC (informally Cable & Wireless) was a British multinational telecommunications services company headquartered in Bracknell, United Kingdom. It was formed in 2010 by the split of Cable & Wireless plc into two companies, the other being Cable & Wireless Communications serving Central America and the Caribbean (and now a part of Liberty Latin America). Cable & Wireless Worldwide specialised in servicing large corporates, governments, carriers and resellers and its services included managed voice, data and IP-based services. It had operations in Asia Pacific, Europe, India, the Middle East & Africa and North America. The company was bought by Vodafone in July 2012 and integrated into the business on 1 April 2013. History The company was formed on 26 March 2010, made up of the remaining business of Cable & Wireless plc following the demerger of the company's international division to form Cable & Wireless Communications. The split meant that t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Vodafone
Vodafone Group Public Limited Company () is a British Multinational company, multinational telecommunications company. Its registered office and global headquarters are in Newbury, Berkshire, England. It predominantly operates Service (economics), services in Asia, Africa, Europe, and Oceania. , Vodafone owns and operates networks in 15 countries, with partner networks in 46 further countries. Its Vodafone Global Enterprise division provides telecommunications and IT services to corporate clients in 150 countries. Vodafone has a primary listing on the London Stock Exchange and is a constituent of the FTSE 100 Index. The company has a secondary listing on the NASDAQ as American depositary receipts (ADRs). Name The name Vodafone comes from ''voice data fone'' (the latter a sensational spelling of "telephone, phone"), chosen by the company to "reflect the provision of voice and data services over mobile phones". History Racal Telecom: 1980 to 1991 In 1980, Ernest Harrison, th ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Internet Initiative Japan
was founded in 1992 by Koichi Suzuki, as Japan’s first Internet service provider An Internet service provider (ISP) is an organization that provides a myriad of services related to accessing, using, managing, or participating in the Internet. ISPs can be organized in various forms, such as commercial, community-owned, no ... (ISP). From 1999 IIJ were listed on NASDAQ, USA (listed August 1999; ticker symbol IIJI) and as of 2006 were listed on the First Section of the Tokyo Stock Exchange (listed December 2006; stock ticker number: 3774). References External links Internet in Japan Internet service providers of Japan Companies formerly listed on the Nasdaq Companies listed on the Tokyo Stock Exchange Telecommunications companies established in 1992 Domain name registrars Mobile virtual network operators Internet properties established in 1992 Japanese companies established in 1992 {{Japan-company-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
TDC A/S
TDC Holding A/S or TDC Group (formerly Tele Danmark Communications) is a Danish telecommunications company dating back to 1879. TDC Group is the largest telecommunications company in Denmark. The company's headquarters are located in Copenhagen. TDC Holding is the holding company of two separate companies which were spun-off from TDC; Nuuday A/S and TDC NET A/S. All consumer related services and brands were placed under Nuuday, and the ownership and maintenance of physical infrastructure of mobile antennas as well as coax and fibre optical lines were placed under TDC NET. History Early History In 1879, ''Kjøbenhavns By- og Hustelegraf'' was established by telegraph engineer Severin Lauritzen and telegraphist Th. Thaulow. The company set up private telephone lines over shorter distances, for example between offices and factories. In addition, it offered telegraph service in Copenhagen using small telegraph stations around the city that could communicate by telephone. In 1881, ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Verizon
Verizon Communications Inc. ( ), is an American telecommunications company headquartered in New York City. It is the world's second-largest telecommunications company by revenue and its mobile network is the largest wireless carrier in the United States, with 146 million subscribers as of March 31, 2025. The company was formed in 1983 as Bell Atlantic as a result of the breakup of the Bell System into seven companies, each a Regional Bell Operating Company (RBOC), commonly referred to as "Baby Bells." The company was originally headquartered in Philadelphia and operated in the states of Pennsylvania, New Jersey, Delaware, Maryland, Virginia, and West Virginia. In 1997, Bell Atlantic expanded into New York and the New England states by merging with fellow Baby Bell NYNEX. While Bell Atlantic was the surviving company, the merged company moved its headquarters from Philadelphia to NYNEX's old headquarters in New York City. In 2000, Bell Atlantic acquired GTE, which oper ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
PCCW
PCCW Limited (formerly known as Pacific Century CyberWorks Limited) is a Hong Kong–based information and communication technology (ICT) and telecommunications company. The company is the major owner of telecommunications company HKT Limited, and also holds a major interest in Pacific Century Premium Developments Limited. PCCW headquartered in Hong Kong and operates in Europe, the Middle East, Africa, the Americas, mainland China, and other parts of Asia. Main business and subsidiaries HKT Limited Subsidiaries and services * Netvigator * CSL Mobile ("csl", "1O1O" and "Club SIM") * Sun Mobile (majority stake) * PPS (Payment by Phone Service) – a bill payment service provided by HKT and EPS. * The club – a Hong Kong customer loyalty programme. * HKT Teleservices – formerly PCCW Teleservices, a contact centers and business process outsourcing provider * HKT Payment Limited – the developer of "Tap & Go", a prepaid mobile payment service for Hong Kong users. * H ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
SK Broadband
SK Broadband, Inc. , 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. In October 2014, SK Broadband unveiled the world's first 10 Gbit/s Internet service at the ITU Plenipotentiary Conference. The new Internet service is 100 times faster than existing LAN services in South Korea, which deliver download speeds of 100 Mbit/s. History Originally a domestic fixed-line carrier, Hanaro Telecom entered the broadband market in 1999 and grew from there to become a ‘ Triple-Play’ provider with VoIP service, b ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Telecom Italia
TIM S.p.A. (formerly Telecom Italia S.p.A.) is an Italian telecommunications company with headquarters in Rome, Milan, and Naples (with the Telecom Italia Tower), which provides fixed, public and mobile telephony, and DSL data services. It is the largest Italian telecommunications services provider in revenues and subscribers. It was founded in 1994 by the merger of several state-owned telecommunications companies, the most prominent of which was SIP, the former state monopoly telephone operator in Italy. The company's stock is traded in the Borsa Italiana. The Italian State has exercised the "Golden Power" on TIM since 2017, which allows the government to take a number of actions when the strategic interests of the country are concerned. It has also a subsidiary in Brazil, known as TIM Brasil, with 72.6 million customers. The brand covers over 114 million customers worldwide. As April 2024, Net sales are distributed geographically as follows: Italy (72.9%) and Brazil (27. ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
KT Corporation
KT Corporation (Hangul: 주식회사 케이티), formerly Korea Telecom, is a South Korean telecommunications company, mobile network operator (MNO) and List of mobile virtual network operators in South Korea, mobile virtual network operator (MVNO). KT is the List of mobile network operators of the Asia Pacific region#South Korea, third-largest wireless carrier in South Korea, with 13.5 million subscribers as of Q4 2023. The formerly fully-state-owned firm (the government's National Pension Service currently owns 12.19% shares and is the largest shareholder) is South Korea's first telecommunications company and is a major supplier of the local landline and broadband internet market, serving about 90 percent of the country's fixed-line subscribers and 45 percent of high-speed Internet users. After selling its wireless affiliate SK Telecom#History, Korea Mobile Telecom in 1994, KT returned to the wireless market with the creation of Personal Communications Service, PCS carrier KTF ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
