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availability
23 Dec 2002
WORD - 1) In a telephone circuit, availability is the ratio between the time during which the circuit is operational and elapsed time.
2) In a network switching system, availability is the accessibility of input and output ...
carrier detect
30 Jul 2007
WORD - Carrier detect (see modem lights) is a control signal between a modem and a computer that indicates that the modem detects a "live" carrier that can be used for sending and receiving information.
fiber jumper
10 Jul 2007
WORD - A fiber jumper, sometimes called a fiber patch cord is a length of fiber cabling fitted with LC, SC, MTRJ or ST connectors at each end. The LC, a smaller form factor connector, is most commonly used. Fiber jumpers also ...
patch cord
09 Jul 2007
WORD - A patch cord (sometimes called a patch cable) is a length of cable with connectors on the ends that is used to connect an end device to something else, such as a power source. One of the most common uses is connecting a ...
staggered quadrature phase-shift keying
24 Jun 2007
WORD - Staggered quadrature phase-shift keying (SQPSK), also known as offset quadrature phase-shift keying (OQPSK), is a method of phase-shift keying (PSK) in which the signal carrier-wave phase transition is always 90 degrees or ...
layer 2
29 Jul 2001
WORD - Layer 2 refers to the Data Link layer of the commonly-referenced multilayered communication model, Open Systems Interconnection (OSI). The Data Link layer is concerned with moving data across the physical links in the ...
networking
WORD - In information technology, networking is the construction, design, and use of network, including the physical (cabling, hub, bridge, switch, router, and so forth), the selection and use of telecommunication protocol and ...
OSI
29 Jan 2003
WORD -
Also see OSI Reference Model illustrated.
OSI (Open Systems Interconnection) is a standard description or "reference model" for how messages should be transmitted between any two points in a telecommunication network. Its ...
Network layer
27 Jul 2001
WORD - In the Open Systems Interconnection (OSI) communications model, the Network layer knows the address of the neighboring nodes in the network, packages output with the correct network address information, selects routes and ...
MAE
30 Aug 2002
WORD - A MAE (pronounced MAY), originally an abbreviation for Metropolitan Area Exchange and now a service mark of MCI WorldCom, is a major center in the United States for interconnecting traffic between Internet service providers ...
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