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  2. Firewall (computing) - Wikipedia

    en.wikipedia.org/wiki/Firewall_(computing)

    Firewalls are categorized as a network-based or a host-based system. Network-based firewalls are positioned between two or more networks, typically between the local area network (LAN) and wide area network (WAN), [10] their basic function being to control the flow of data between connected networks.

  3. Comparison of wireless data standards - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_wireless...

    These networks provide voice services via VoIP or VoLTE. Some systems are designed for point-to-point line-of-sight communications, once two such nodes get too far apart they can no longer communicate. Other systems are designed to form a wireless mesh network using one of a variety of routing protocols. In a mesh network, when nodes get too ...

  4. Network topology - Wikipedia

    en.wikipedia.org/wiki/Network_topology

    A network's physical topology is a particular concern of the physical layer of the OSI model. Examples of network topologies are found in local area networks , a common computer network installation. Any given node in the LAN has one or more physical links to other devices in the network; graphically mapping these links results in a geometric ...

  5. Breakfast television - Wikipedia

    en.wikipedia.org/wiki/Breakfast_television

    Breakfast television/morning show programs are geared toward popular and demographic appeal. The first half of a morning program is typically targeted at workforce with a focus on hard news and feature segments; often featuring updates on major stories that occurred overnight or during the previous day, politics news and interviews, reports on business and sport-related headlines, weather ...

  6. Encapsulation (networking) - Wikipedia

    en.wikipedia.org/wiki/Encapsulation_(networking)

    Encapsulation is the computer-networking process of concatenating layer-specific headers or trailers with a service data unit (i.e. a payload) for transmitting information over computer networks.

  7. Defense Information System Network - Wikipedia

    en.wikipedia.org/wiki/Defense_Information_System...

    The Defense Information System Network (DISN) has been the United States Department of Defense's enterprise telecommunications network for providing data, video, and voice services for 40 years. [1] The DISN end-to-end infrastructure is composed of three major segments:

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