Telecom Definitions

  • C

    comfort noise generator (CNG)

    A comfort noise generator (CNG) is a program used to generate background noise artificially for voice communications during periods of silence that occur during the course of conversation... (Continued)

  • D

    dense wavelength division multiplexing (DWDM)

    Dense wavelength division multiplexing (DWDM) is a technology that puts data from different sources together on an optical fiber, with each signal carried at the same time on its own separate light wavelength.

  • DSLAM (Digital Subscriber Line Access Multiplexer)

    A DSLAM (Digital Subscriber Line Access Multiplexer) is a network device, usually at a telephone company central office, that receives signals from multiple customer Digital Subscriber Line (DSL) connections and puts the signals on a high-speed backbone line using multiplexing techniques.

  • E

    Ethernet as a service (EaaS)

    Ethernet as a service (EaaS) is the use of high-bandwidth, fiber optic media such as Packet over SONET (PoS) to deliver 10 Mbps, 100 Mbps or even 1000 Mbps Ethernet service to one or more customers across a common bidirectional broadband infrastructure... (Continued)

  • Evolved Packet Core (EPC)

    Evolved Packet Core (EPC) is a flat architecture that provides a converged voice and data networking framework to connect users on a Long-Term Evolutio (LTE) network.

  • F

    femtocell

    A femtocell is a wireless access point that improves cellular reception inside a home or office building. The device, which resembles a wireless router, essentially acts as a VOIP repeater.

  • fiber optics (optical fiber)

    Fiber optics, or optical fiber, refers to the medium and the technology associated with the transmission of information as light pulses along a glass or plastic strand or fiber.

  • fiber to the x (FTTx)

    Fiber to the x (FTTx) is a collective term for various optical fiber delivery topologies that are categorized according to where the fiber terminates

  • H

    Hayes command set

    Hayes command set is a specific programming language originally developed for the Hayes Smartmodem 300 baud modem during the late 1970s... (Continued)

  • I

    Internet metering

    Internet metering is a service model in which an Internet service provider (ISP) tracks the customer's use of bandwidth and charges accordingly. Typically, the customer selects a service package with a flat rate up to a specified limit and pays, probably per gigabyte, beyond that limit... (Continued)

  • IP Multimedia Subsystem (IMS)

    The IP Multimedia Subsystem (IMS) is a concept for an integrated network of telecommunications carriers that would facilitate the use of IP (Internet Protocol) for packet communications in all known forms over wireless or landline... (Continued)

  • IPTV (Internet Protocol television)

    IPTV (Internet Protocol television) is a service that provides television programming and other video content using the TCP/IP protocol suite as opposed to traditional cable or satellite signals.

  • M

    Metro Ethernet

    Metro Ethernet is the use of Carrier Ethernet technology in metropolitan area networks (MANs)... (Continued)

  • millimeter wave (MM wave)

    Millimeter wave is the band of radio spectrum between 30 Ghz and 300 Ghz that is available for use in a broad range of products and services like high speed, point-to-point wireless LAN and broadband access.

  • multichassis multilink PPP (MMP)

    Multichassis multilink PPP (MMP) is an extension of multilink PPP (MP) in which the subscriber can consist of more than one computer... (Continued)

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