Network Administration

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  • Who is responsible for updating network firewalls?

    Find out who is responsible for the installing and maintaining firewalls and other network devices in this response from network security expert Puneet Mehta.  Ask the Expert

  • What makes a WAN different from a LAN and MAN?

    Learn the basics of networking in this expert explanation of the differences between WANs, LANs and MANs -- how they connect and which protocols they use.  Ask the Expert

  • The difference between half-duplex and full-duplex

    Our networking fundamentals expert explains how to know if you're using half-duplex or full-duplex communication in this Ask the Expert response.  Ask the Expert

  • Network management frameworks: FCAPS and ITIL

    Network management is a complex topic, especially as the network has to handle more instances of unified communications, video, and virtualization. Thus far, two frameworks exist that can be of some use for understanding and taming network management...  Crash Course

  • Virtual machines present dynamic environment issues for network pros

    Virtual machines (VMs) routinely move between servers and can move across subnets, and virtualization blurs the line between the network and the server. These dynamic environment issues can challenge network professionals. In this tip, learn more abo...  Tip

  • Network configuration management software boosts university networking

    Texas A&M University used Netcordia's network configuration and change management software to get an unruly multi-vendor network environment under control. The tool freed up the networking team to tackle multiple new projects.  Article

  • What is a logical network? How do you improve one?

    Learn what logical and physical networks are and how to improve them, in this expert response with networking fundamentals expert, Chris Partsenidis.  Ask the Expert

  • ARPANET

    ARPANET was the network that became the basis for the Internet. Based on a concept first published in 1967, ARPANET was developed under the direction of the U.S. Advanced Research Projects Agency (ARPA). In 1969, the idea became a modest reality wit...  Definition

  • Network management takes interface tips from gaming industry, Google

    Simplified user interfaces are helping harried networking professionals stay on top of ever-more complex networks.  Article

  • Interop Las Vegas 2008: Special news coverage

    SearchNetworking.com editors were in Las Vegas to bring you the most detailed coverage of Interop Las Vegas 2008. Read all the biggest news stories, interviews, and blog tidbits, download podcasts and watch exclusive videos from one of networking's b...  Special News Coverage

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