ADSL (Asymmetric Digital Subscriber Line)
A common variant of xDSL engineering that allows the use of copper wires to send eminent-speed data (e.g. high speed Internet service downloads) in a downstream direction and lower-speed data (e.g. uploading data to a Website) in the other. overturn frequency POTS signals can use the same copper simple eye simultaneously. While ADSL was originally developed for distributing television signals to residential customers it has proved to be very popular for residential users who generally cash in ones chips most of their Internet time downloading information as irrelevant to uploading.
Allocative Efficiency
Occurs where resources atomic number 18 allocated to their highest shelter usage. An important condition for allocative efficiency is that those who value a product more than the additional personify of producing it are provided with it, and those who value a product less than the additional cost of producing it are not provided with it.
Asynchronous Transfer Mode (ATM)
A high performance switching and multiplexing (sharing) technology that utilises fixed-length packets to carry assorted types of traffic. ATM technology can carry multiple classes of go such as high speed local bailiwick network (LAN) interconnection, voice video and future multi-media business applications.
It is widely used because of its flexibility and ability to streamline network trading operations with its underlying packet architecture. For example, network operators can centrally assemble an ATM service to meet the bandwidth and quality of service characteristics selected by the customer. ATM systems typically operate at speeds of 2 to one hundred fifty-five megabits per second (Mbps).
Backbone
High-capacity system that provides connectivity for users of distributed network elements. Includes the network infrastructure.
Backhaul
The transport of signals from a point of interconnect with a service provider to an devil seekers point of presence, often over a backbone network....If you loss to get a full essay, order it on our website: Orderessay
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