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Network Infrastructure

  • channel-associated signaling (CAS)

    Channel-associated signaling (CAS) is signaling (for example, in a T-carrier system line) in which control signals, such as those for synchronizing and bounding frames, are carried in the same channels as voice and data signals... (Continued) Continue Reading

  • fax

    A fax (short for facsimile and sometimes called telecopying) is the telephonic transmission of scanned-in printed material (text or images), usually to a telephone number associated with a printer or other output device. Continue Reading

  • What the Dickens!

    For a little geeky and festive fun, try our new quiz, What the Dickens! In which, Dear Reader, we ask the techy questions and then supply hints from the text of Charles Dickens' seasonal classic, "A Christmas Carol." Continue Reading

  • OSI model: Crash Course

    The OSI model is the conceptual backbone of most enterprise networks, but do you remember all the details? Read our rundown of the OSI model and what all those layers do. Continue Reading

  • port

    On computer and telecommunication devices, a port (noun) is generally a specific place for being physically connected to some other device, usually with a socket and plug of some kind. Continue Reading

  • acceleration hardware

    Acceleration hardware is a general term that refers to devices that speed up data communications, storage and retrieval, encryption and decryption, mathematical operations, graphics, and Web page viewing. Acceleration hardware can consist of an ...Continue Reading

  • chiral fiber

    Chiral fiber is a specialized optical fiber medium with its core twisted into a helical shape.Continue Reading

  • Infranet Initiative

    The Infranet Initiative is a collaborative effort to develop a high-performance universal public network that would serve as a supplement to the Internet for businesses and other high-demand users.Continue Reading

  • zone

    In general, a zone is an area of administration.Continue Reading

  • multimode fiber

    In optical fiber technology, multimode fiber is optical fiber that is designed to carry multiple light rays or modes concurrently, each at a slightly different reflection angle within the optical fiber core.Continue Reading

  • RCA connector

    An RCA connector is a plug and a jack designed for use with coaxial cable for frequencies ranging from the very lowest up to several megahertz.Continue Reading

  • gigapop (gigabit point-of-presence)

    Gigapop is short for gigabit point-of-presence, an access point to Internet2, the network collaboration between universities and partners in industry and government to develop advanced Internet technologies and applications such as telemedicine and ...Continue Reading

  • whiteboard

    A whiteboard is a non-electronic variation of the traditional "rewriteable" schoolroom blackboard, but is white instead of black and of a material that can be written on with colored markers (known as dry erase markers).Continue Reading

  • E-ZPass

    E-ZPass is a toll collection system in the northeastern U.S. that uses RFID technology to allow a driver to pass through a tollbooth and pay the toll without stopping the vehicle.Continue Reading

  • autofax

    Autofax is the automatic (computer-initiated) sending of a facsimile (fax) message over a network in one of two ways: ( to a receiving computer or fax machine that is always ready to receive and store or immediately print such transmissions or (2), ...Continue Reading

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