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  • COFDM

    COFDM is a modulation scheme that divides a single digital signal across 1,000 or more signal carriers simultaneously.  Definition

  • Multicast Dissemination Protocol (MDP)

    The Multicast Dissemination Protocol (MDP) is a communications protocol for one-to-many transmissions in wired or wireless networks.  Definition

  • RSVP (Resource Reservation Protocol)

    RSVP (Resource Reservation Protocol) is a set of communication rules that allows channels or paths on the Internet to be reserved for the multicast (one source to many receivers) transmission of video and other high-bandwidth messages.  Definition

  • NAK (negative acknowledgment or not acknowledged)

    NAK is an abbreviation for negative acknowledgment or not acknowledged.  Definition

  • X.25

    The X.25 protocol, adopted as a standard by the Consultative Committee for International Telegraph and Telephone (CCITT), is a commonly-used network protocol.  Definition

  • What is network latency?

    Learn what network latency is in this expert response.  Ask the Expert

  • Is going from one Web site to another a download?

    Learn what the true definition of a download is and whether going from one Web site to another falls under this category in this Q&A with Amy Kucharik.  Ask the Expert

  • connectionless

    In telecommunication, connectionless describes communication between two network end points in which a message can be sent from one end point to another without prior arrangement.  Definition

  • circuit-switched

    Circuit-switched is a type of network in which a physical path is obtained for and dedicated to a single connection between two end-points in the network for the duration of the connection.  Definition

  • duplex

    In telecommunication, duplex communication means that both ends of the communication can send and receive signals at the same time.  Definition

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