544Mbps

См. также в других словарях:

• fractional T1 —    One portion of a T1 circuit. A T1 circuit has a capacity of 1.544Mbps, the equivalent of twenty four 64Kbps channels. Customers can lease as many of these 64Kbps channels as they need; they are not required to lease the entire 1.544Mbps… …   Dictionary of networking

• National Hsinchu University of Education — (NHCUE) National Hsinchu University of Education (NHCUE) was founded in April, 1940, renamed National Hsinchu Teachers College in 1987 and finally got the name of National Hsinchu University of Education in 2005.At present, the university… …   Wikipedia

• A+B signaling —    A type of in band signaling used in T1 transmission; 1 bit from each of the 24 subchannels in every sixth frame is used to carry dialing and other control information. A+B signaling reduces the T1 bandwidth from 1.544Mbps to 1.536 Mbps.    See …   Dictionary of networking

• connection speed —    The speed of a data communications circuit. Some circuits are symmetrical and can maintain the same speed in both directions; others are asymmetrical and use a faster speed in one direction, usually the down stream side.TableC.1 compares the… …   Dictionary of networking

• digital signal —    Abbreviated DS; also known as digital service. There are several levels of common carrier digital transmission service:    • DS 0 64Kbps.    • DS 1 1.544Mbps (T1).    • DS 1C    Two DS 1 channels are multiplexed into a single DS 1C 3.152Mbps… …   Dictionary of networking

• High-Bit-Rate Digital Subscriber Line —    Abbreviated HDSL. A high speed data transmission technology originally developed by Bellcore that delivers high bandwidth over existing twisted pair copper telephone lines.    HDSL is the most common Digital Subscriber Line (DSL) service and… …   Dictionary of networking

• Primary Rate ISDN —    Abbreviated PRI. An ISDN (Integrated Services Digital Network) service that provides 23 B (bearer) channels, capable of speeds of 64Kbps, and one D (data) channel, also capable of 64Kbps. The combined capacity of 1.544Mbps is equivalent to one …   Dictionary of networking

• Single-Line Digital Subscriber Line —    Abbreviated SDSL; sometimes called Symmetrical Digital Subscriber Line. A symmetrical, bidirectional Digital Subscriber Line service that operates on one twisted pair wire.    SDSL can provide data rates of up to the T1 rate of 1.544Mbps over… …   Dictionary of networking

• T1 —    A long distance, point to point circuit, providing 24 channels of 64Kbps, giving a total bandwidth of 1.544Mbps.    The standard T1 frame is 193 bits long, made up of twenty four 8 bit voice samples and one synchronization bit. It transmits… …   Dictionary of networking

• T1 small aperture terminal —    Abbreviated TSAT. A small satellite terminal used for digital communications that can handle T1 data rates of up to 1.544Mbps.    See also fractional T1; T1 …   Dictionary of networking

• T-carrier —    A digital communications service from a common carrier for voice or data transmission.    The four level, time division multiplexing specification for the U.S. telephone system allows the bit stream of the smaller carriers to be multiplexed… …   Dictionary of networking