• July 31, 2007 31 Jul'07

    triple-play network

    A triple-play network is one in which voice, video and data are all provided in a single access subscription... (Continued)  Continue Reading

  • July 31, 2007 31 Jul'07

    multilink PPP

    Multilink PPP is a communications protocol that enables a personal computer (PC) to use two PPP (Point-to-Point Protocol) communications ports as if they were a single port of greater bandwidth... (Continued)  Continue Reading

  • July 31, 2007 31 Jul'07

    operational support system (OSS)

    An operational support system (OSS) is a set of programs that help a communications service provider monitor, control, analyze and manage a telephone or computer network.  Continue Reading

  • July 31, 2007 31 Jul'07

    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 ...  Continue Reading

  • July 31, 2007 31 Jul'07

    point-of-presence (POP)

    On the Internet, a point-of-presence (POP) is an access point from one place to the rest of the Internet.  Continue Reading

  • July 31, 2007 31 Jul'07

    backbone

    A backbone is a larger transmission line that carries data gathered from smaller lines that interconnect with it.  Continue Reading

  • July 31, 2007 31 Jul'07

    switch

    In a telecommunications network, a switch is a device that channels incoming data from any of multiple input ports to the specific output port that will take the data toward its intended destination.  Continue Reading

  • July 31, 2007 31 Jul'07

    cable TV or CATV (community antenna television)

    Cable TV is also known as "CATV" (community antenna television).  Continue Reading

  • July 31, 2007 31 Jul'07

    T-carrier system

    To see the relationship between T-carrier, E-carrier, and DS0 multiples, see digital signal X. The T-carrier system, introduced by the Bell System in the U.S. in the 1960s, was the first successful system that supported digitized voice transmission.  Continue Reading

  • July 31, 2007 31 Jul'07

    peering

    Peering is the arrangement of traffic exchange between Internet service providers (ISPs).  Continue Reading

  • July 31, 2007 31 Jul'07

    ROADM (reconfigurable optical add-drop multiplexer)

    An ROADM (reconfigurable optical add-drop multiplexer) is a device that can add, block, pass or redirect modulated infrared (IR) and visible light beams of various wavelengths in a fiber optic network. ... (Continued)  Continue Reading

  • July 31, 2007 31 Jul'07

    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)  Continue Reading

  • July 31, 2007 31 Jul'07

    carrier signal

    A carrier signal is a transmitted electromagnetic pulse or wave at a steady base frequency of alternation on which information can be imposed by increasing signal strength, varying the base frequency, varying the wave phase, or other means... (...  Continue Reading

  • July 31, 2007 31 Jul'07

    broadband

    In general, broadband refers to telecommunication in which a wide band of frequencies is available to transmit information.  Continue Reading

  • July 31, 2007 31 Jul'07

    Ethernet as a service: Best practices for delivery

    Ethernet services can offer providers many benefits as well as the opportunity to lead customers into the managed services space. This tip offers best practices for providing Ethernet as a service.  Continue Reading

  • July 31, 2007 31 Jul'07

    Implementing video on demand

    Video on demand (VoD) implementation best practices are discussed, as well as VoD service, delivery and management models.  Continue Reading

  • July 31, 2007 31 Jul'07

    Fixed mobile convergence: Understanding the landscape

    Fixed mobile convergence (FMC), the convergence of wired and wireless technologies into a single solution, is explained in this tip.  Continue Reading

  • July 28, 2007 28 Jul'07

    MPLS security analysis

    "MPLS security analysis," Chapter 3 of "CCNP Self-Study: Building Cisco Multilayer Switched Networks (BCMSN), 3rd Edition" by Richard Froom, Balaji Sivasubramanian and Erum Frahim, describes how MPLS provides security (VPN separation, robustness ...  Continue Reading

  • July 28, 2007 28 Jul'07

    Using VRFs to provision customer traffic

    A virtual routing and forwarding (VRF) instance can allow network paths to be segmented without using multiple devices. Learn simple VPF configuration in this article.  Continue Reading

  • July 27, 2007 27 Jul'07

    Making the triple play

    Triple play is the hype, yet there is a serious advantage to be gained that is more than just voice and video mixed with data.  Continue Reading

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