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A Tier 1 network is an Internet Protocol (IP) network that can reach every other network on the Internet solely via settlement-free interconnection (also known as settlement-free peering). [1] [2] Tier 1 networks can exchange traffic with other Tier 1 networks without paying any fees for the exchange of traffic in either direction. [3]
Tier 1 ISPs are also characterized by being: Directly connected to each of the other tier-1 ISPs; Connected to a large number of tier-2 ISPs and other customer networks; International in coverage. Tier 1 ISPs are also known as Internet backbone networks. As of this writing, UUNet (a subsidiary of WorldCom) is the largest Tier 1 ISP; other major ...
Tier 2 ISPs depend on Tier 1 ISPs and often have their own networks, but must pay for transit or internet access to Tier 1 ISPs, but may peer or send transit without paying, to other Tier 2 and/or some Tier 1 ISPs. Tier 3 ISPs do not engage in peering and only purchase transit from Tier 2 and Tier 1 ISPs, and often specialize in offering ...
Internet service providers of the United Arab Emirates (1 C, 4 P) Internet service providers of the United Kingdom (2 C, 35 P) Internet service providers of the United States (9 C, 131 P)
Broadband is defined by the Telecom Regulatory Authority of India as "an always-on data connection ... that offers a minimum downlink and uplink speed of 2 Mbit/s". [2] The number of internet users is 895.832 million, out of whom 34.36 million are narrowband subscribers and 861.472 million are broadband subscribers. [3]
Subscriber counts are sourced from each companies quarterly reports. Subscriber counts include what each companies quarterly report states, whether it be just postpaid and prepaid (as in the case of Boost Mobile and UScellular) or a combination of postpaid, prepaid and fixed-wireless access as in the case of AT&T, T-Mobile and Verizon).
This is an alphabetical list of notable internet service providers in Canada. [1] Among Canada's biggest internet service providers (ISP) are Bell, Rogers, Telus, and Shaw—with the former two being the largest in Ontario, and the latter two dominating western provinces. [2] [3]
Altice USA (also known as Optimum); AT&T Internet; Charter Communications (also known as Spectrum); Comcast High Speed Internet (also known as Xfinity); Consolidated Communications (including FairPoint Communications)