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Tier 1 network. 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 ...
A cable modem termination system ( CMTS, also called a CMTS Edge Router) [1] is a piece of equipment, typically located in a cable company's headend or hubsite, which is used to provide data services, such as cable Internet or Voice over IP, to cable subscribers. A CMTS provides many of the same functions provided by the DSLAM in a DSL system.
Internet backbone. Each line is drawn between two nodes, representing two IP addresses. This is a small look at the backbone of the Internet. The Internet backbone is the principal data routes between large, strategically interconnected computer networks and core routers of the Internet. These data routes are hosted by commercial, government ...
Comcast just introduced a far more powerful cable modem, boasting gigabit download speeds and digital video decoding right in the box. With this tool in your wiring closet, you can match the ...
Prefix delegation. IP networks are divided logically into subnetworks. Computers in the same subnetwork have the same address prefix. For example, in a typical home network with legacy Internet Protocol version 4, the network prefix would be something like 192.168.1.0/24, as expressed in CIDR notation . With IPv4, commonly home networks use ...
NAPT-PT. v. t. e. 6to4 is an Internet transition mechanism for migrating from Internet Protocol version 4 (IPv4) to version 6 (IPv6) and a system that allows IPv6 packets to be transmitted over an IPv4 network (generally the IPv4 Internet) without the need to configure explicit tunnels. Special relay servers are also in place that allow 6to4 ...
Network address translation ( NAT) is a method of mapping an IP address space into another by modifying network address information in the IP header of packets while they are in transit across a traffic routing device. [1] The technique was originally used to bypass the need to assign a new address to every host when a network was moved, or ...
Comcast Corporation (simply known as Comcast, and formerly known as American Cable Systems and Comcast Holdings ), [ note 1] incorporated and headquartered in Philadelphia, is an American multinational telecommunications and media conglomerate. [ 8] The corporation is the fourth-largest broadcasting and cable television company in the world by ...