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  • IT managers need to watch out for wireless management complexity

    From convergence to mobility to virtualisation, every networking innovation that delivers convenience to end users also brings complexity for IT managers. Nowhere is this tradeoff in complexity greater than in the migration to IEEE 802.11n wireless networks.

  • The problem with defence in depth

    Defence in Depth is arguably the most time tested principle in security and applies to physical security as well as online. It builds on a concept of a hardened "core" where one places their "crown jewels." This core is then surrounded by castle walls and moats, with ever increasing generality of defence.

  • Wireless LAN stress test uncovers 802.11 problems

    There are competing architectures for entgerprise Wi-Fi. A rare test , carried out by a Wi-Fi pioneer, made a surprising conclusion.

  • I want one of those

    IT managers rely on a lot of technologies to keep the network humming, but only a few tools make their "most valuable" list.

  • Network monitoring's New Year Resolution

    For network managers, it's not so much a case of New Year's Resolutions as New Year's Higher Resolution, argues Adam Powers, the CTO of network analysis specialist Lancope.

  • What does it take to manage virtual servers?

    Virtualisation can help IT managers allocate more resources with less hardware, but not without introducing a slew of management challenges.

  • Ten virtualisation companies to watch

    These technology innovators promise products that boost performance, make management easier or otherwise enhance your virtualisation experience.

  • The next three big WAN optimisation targets

    Performance management, client-side acceleration and network security are top of the priority lists. Part 1: Management and acceleration.

  • Turning the TAP

    Span ports are only a temporary fix - and network taps can do a better job, claims Network Critical CEO Alastair Hartrup.

  • Is it time to kill off Cisco's fat APs?

    If you are using Cisco's legacy Wi-Fi, watch out. Support is draining away, and the new features are coming to the thin AP world.





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