Network Design

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  • Harvesting business intelligence with network monitoring tools

    Network technologies and architectures are rapidly changing due to a wide range of innovations from software-defined networking to gigabit wireless. It can be difficult for IT managers to know when to invest. The first step is to investigate the tech... 

  • WAN optimization policy goes deep

    The nature of the branch office is changing. Previously, branch offices were small remote sites with groups of workers that had a single focus, such as sales or customer support. Generally these workers accessed the same narrow set of applications. B... 

  • ITU X.225 (ISO 8327)

    ITU X.225 (also known as ISO 8327) is a connection-oriented session layer protocol in the Open Systems Interconnection (OSI) model.  The ITU X.225 protocol specification is a recommendation of the International Telecommunication Union (ITU). 

  • Google Fiber

    Google Fiber is a project whose goal is to build a fiber optic communications infrastructure. 

  • shortest path bridging

    Shortest path bridging, or 802.1aq, is the IEEE’s specification for enabling multi-pathing in the data center. Shortest path bridging is similar conceptually to its IETF counterpart, Transparent Interconnection of Lots of Links (TRILL). 

  • loose coupling

    Loose coupling is a method of interconnecting the components in a system or network so that those components, also called elements, depend on each other to the least extent practicable... (Continued) 

  • frequency modulation (FM)

    Also see modulation and frequency-shift keying (FSK). 

  • Broadband over Power Line (BPL)

    Broadband over Power Line (BPL) is a technology that allows Internet data to be transmitted over utility power lines. 

  • logical network

    A logical network is one that appears to the user as a single, separate entity although it might in fact be either just a part of a larger network or an entity connecting multiple networks. A logical network is defined by its IP addressing scheme. 

  • location-based service (LBS)

    A location-based service (LBS) is a software application for a mobile device that requires knowledge about where the mobile device is located. 

  • Internet Routing in Space (IRIS)

    Internet Routing in Space in Space, also known as (IRIS), is a project being conducted by the U.S. Department of Defense to place an IP (Internet protocol) router on a geostationary satellite... (Continued) 

  • master/slave

    In computer networking, master/slave is a model for a communication protocol in which one device or process (known as the master) controls one or more other devices or processes (known as slaves). 

  • See more Definitions on Network Design
About Network Design

Learn the basic architecture of an enterprise-class network, and ROI and TCO considerations for designing corporate networks. Our resources will help you save money on your network investment while showing you how to get the best performance and efficiency out of your network design. Green networking initiatives will also be covered in this section.