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WAN

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  • Where we stand with SDN

    One gauge of industry progress on the software-defined networking front is the momentum of the Open Networking Foundation (ONF), the user-lead group that is spelling out the core SDN standards and championing the cause.

  • A Q&A with the Chair of the Open Networking Foundation's Migration Group

    For an inside look at the goals, expectations and plans of the ONF's recently created Migration Group and how it hopes to help companies make the transition to SDN, Network World Editor in Chief John Dix caught up via e-mail with the chair of the group, Justin Joubine Dustzadeh, CTO & VP of Technology Strategy, Networks, Huawei.

  • The promise of software defined networking

    If you aren't intimately familiar with software defined networking, don't fret. Only 10% of 450 IT practitioners at a recent Network World event raised their hands when asked if they understand SDN. But if the emerging technology lives up to its promise to redefine networking as we know it, there is no time like the present to dig in and learn more.

  • Windows Server 2012 cannot be ignored - Tech to watch in 2013

    Windows Server 2012 packs so many new features large and small that any Microsoft shop looking to gain advantages in cost and functionality will have to seriously consider upgrading this year.

  • Year of mobility ? IT leaders reveal annual benefits

    2012 is emerging as the pivotal year when global sales of mobile devices - including smartphones and tablets ? are widely predicted to overtake PCs in terms of both shipments and spending. And it is clear that the mobile working revolution is delivering compelling business benefits to a wide variety of UK and European companies.

  • Getting the most out of broadband to back up MPLS

    The problem with using broadband to back up branch office MPLS links is 1) you spend all that money on the pipes and most of the time they simply lie fallow, and 2) when MPLS does go down the failover process often takes so long it kills active sessions.

  • Data centre in a box? The era is approaching

    Start-up SimpliVity is the latest vendor to emerge from the development stage with an all-in-one array that performs all the functions of a complete IT stack with the addition of deduplication and data replication. More companies and products are preparing similar launches.

  • From packet inspectors to WAN optimisers, network add-ons are all the rage

    These days, it seems like a dozen new network "extras" - including traffic monitors, packet inspection technologies and management products, to name just a few - are launched every week, all advertising large-scale gains in performance, security and ease of use.

  • Virtualisation performance management - Myths and realities

    Performance management has become the key element in maximising any virtualisation initiative, but many myths have emerged that, left unchecked, can stall an entire virtualisation initiative. Here are the biggest myths and the corresponding realities to enable IT to chart an informed path forward and successfully scale deployments.

  • Bring your own device - Effective policies and practice in a BYOD environment

    Bring your own device (BYOD) is now ubiquitous among enterprises. For IT leaders this has meant developing and maintaining effective policies and practices to keep the organisation secure and efficient, while managing a proliferation of devices.





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Every Cloud Should Have a Silver Peak Lining

Before implementing a cloud service, it is critical to understand the unique impact that WAN performance has on the initiative. Infrastructure services typically involve moving large amounts of data across the WAN. As such, their success is gated by available bandwidth. When these processes must be performed in real-time, distance and WAN quality also play a major role in the success of these projects.
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Optimising Cloud Infrastructure

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Mobile WAN optimisation helps cut costs and avoid upgrades

The nature of work continues to evolve. Mobile work was once limited to laptop-carrying professionals working outside company offices. Today, worker mobility has expanded to encompass a much wider range of users.
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Network deployment options

Traditional ADCs have focused on delivering scalability and reliability for enterprise and web applications within the data center. Stingray Traffic Manager 9.0 builds on this traditional ADC functionality and extends it by delivering performance that end users care about. It does this by dynamically grouping activities for fewer long distance round trips, compressing images to reduce bandwidth required, improving caching for faster repeat visits, and prioritizing actions to give the best possible response time for loading a web page on any browser.
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