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Cisco Nexus 5500 could be your next network core switch
As virtualization and new storage arrays place greater demand on the network, engineers may find that the Cisco Nexus 5500 is a better core switch than the Cisco Catalyst 6509.
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Mobility means new network access security challenges
With employees accessing core applications on personal devices, engineers are facing new network access security challenges that require intelligence on all components.
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Network-as-a-Service could be a reality with OpenFlow
Software-defined networking could solve the problems that Ethernet and IP networking pose to Network-as-a-Service by centralizing a connection permission policy.
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LAN QoS beefs up to deliver high-stakes applications
LAN QoS has become a necessity now that applications like video conferencing and IP telephony must be delivered beyond the desktop and onto the mobile device.
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How to design a WLAN to support mobile VDI clients
In order to support tablets and smartphones as mobile VDI clients, engineers will have to build WLANs with plenty of bandwidth and as little interference as possible.
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How to test VDI network performance
Ensuring VDI network performance is central to providing a good VDI user experience, so engineers must start by testing the impact of VDI on bandwidth and traffic flow.
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Can FCoE improve networking for VDI performance?
Implementing FCoE converged networking for virtual desktop infrastructure can mean managing one network instead of two, but there are complications to consider.
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Optimizing network performance for WLAN applications
Transitioning to WLAN calls for network infrastructure upgrades, making supporting real-time applications tricky. This guide explains strategies for optimizing network performance.
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Software-defined networks address cloud VLAN problems
In order to create dynamic private cloud networks, engineers will turn to software-defined networking and control planes that integrate virtual and physical switching.
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Are physical networks hostile to the private cloud?
In building a private cloud, engineers seek dynamic provisioning and automation for wide-scale virtualization, but are physical networks hostile to this type of dynamism?
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Hadoop enables distributed ‘big data’ processing
The Hadoop framework enables distributed “big data” processing across servers that can improve application performance and offer up redundancy.
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Will software-defined networking standards be open?
If software-defined networking standards are to work, they must be truly open. But how can users and developers be sure software-centric networking standards are really open?
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Software-defined networking and open APIs = integration
The answer to cloud networking is more than software-defined networking; it's network-centric software with open APIs that could result in deeper network systems integration.
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Why software-defined networking is becoming a reality
Software-defined networking isn't a new concept, but it's newly able to evolve due to fast processing speeds. Will that mean a future for network application development?
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How to make enterprise WLAN work
The size of an enterprise WLAN brings new technical challenges. Now vendors are tackling issues of capacity management and automated provisioning for mobile clients.
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Next-generation ADCs for cloud balancing and mobility
Next-generation application delivery controllers are evolving to play a role in cloud balancing, as well as in optimizing mobile application delivery and policy enforcement.
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Virtual application delivery controller offers agility
A virtual application delivery controller offers cost savings and higher agility. However, testing the solution in your production environment is key to ensure a proper fit.
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Application delivery controllers take new roles
As IT shops become application service providers, they are turning to application delivery controller technology to play a role in virtualization in addition to WAN optimization.
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Three enterprise cellular options
When building a more complex WLAN for mobile devices is not a viable choice, there are a few enterprise cellular options that can extend coverage.
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NVGRE standard means more VLANs in the cloud
Microsoft's NVGRE standard offers competition to VMware's VXLAN standard, promising to create more VLANs that stretch across Layers 2 and 3 for multi-tenant cloud networks.
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Top vSphere networking tools and tips
Growing server virtualization environments require engineers to learn vSphere networking intricacies, including vSwitch architecture and new CLI strategies.
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Rise of the storage hypervisor!
Implementing a separate storage hypervisor can make it easier to manage both wide-scale storage virtualization and the server virtualization environment.
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Myth vs. Reality: Cloud-managed Wireless LAN
New cloud-managed wireless LAN services have many users wondering whether Wi-Fi management as a service is dependable. Wireless expert Lisa Phifer goes on a myth-busting mission.
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Cisco Nexus 5K as a core switch: Design considerations
The Cisco Nexus 5500 may be a better replacement for the Catalyst 6500 as a network core switch than the Nexus 7000, but there are design challenges to consider before investing.
Network Management Strategies for the CIO