Network Management Strategies for the CIO
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Cloud computing architecture: A holistic overview
Building a cloud computing architecture that enhances worker productivity and provides cost management means re-evaluating the network as a whole.
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Agile cloud networks are key to application performance
It takes agile cloud networks, integration of public and private clouds and QoS management to ensure seamless application access and performance.
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Application signatures: the new firewall-rules bloat?
We've all heard of firewall-rules bloat, but the problem could get worse considering all of the application signatures that must be maintained in next-generation firewalls.
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Do you need virtual firewalls? What to consider first
With virtual firewalls, you can avoid routing traffic out of the virtual environment to pass through a physical firewall. But there are challenges to consider in going virtual.
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Deep packet inspection vendor comparison
Deep packet inspection vendors can vary from traditional network infrastructure vendors to third-party specialists. Here we run down a smattering of providers and their offerings.
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Deep packet inspection tools: Proxy vs. stream-based
As more enterprises consider deep packet inspection tools, network managers must choose the technique that works best for them.
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The new virtualization: Storage and network hypervisors
The demands of managing virtualization call for a more flexible, virtualized network infrastructure. Does the solution lie in storage and network hypervisors?
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Network performance testing for a 40 GbE upgrade
Migrating to 40 GbE will require network performance testing that will take into consideration backplane throughput, jitter and the needs of an FCoE environment.
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Rise of the network hypervisor?
To handle mass server virtualization and Infrastructure-as-a-Service, IT teams need network virtualization with fluid provisioning. Will that require a network hypervisor?
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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.
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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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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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Troubleshooting network routing issues
Expert Patrick Hubbard shares how you can make your life easier by alleviating some annoying network routing issues.
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Resource pools for hybrid cloud management
Working with individual applications in hybrid cloud management can be complex, but Quality of Experience can be ensured.
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What to know about implementing Security as a Service
Implementing cloud-based security services has rewards, but network pros must evaluate the cloud provider's architecture for security and reliability.
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Enterprise wireless standards: The basics
Glen Kemp discusses the standards and protocols that support enterprise-class wireless deployments and how they differ from consumer configurations.