Network Management Strategies for the CIO
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OpenStack vs. CloudStack: What's the best approach?
When it comes to OpenStack vs. CloudStack, IT managers need to understand the difference between the open source cloud-computing management architectures. Expert Tip
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Application performance monitoring tools: Three vendor strategies
Application performance monitoring tools match user transaction time to network flow information to identify problems. But APM tools differ widely. Expert Tip
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QFX3500 vs. EX4550: Juniper's two top-of-rack switches
Juniper's QFX3500 and EX4550 are both capable 10 Gigabit Ethernet, top-of-rack switches. Deciding which to buy may mean choosing between traditional and fabric architectures. Tip
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Five challenges in private cloud networking
To achieve application performance in private cloud networking, cloud networks must tackle dynamic address mapping and access security, creating several network challenges. Tip
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Implementing 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. Tip
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Agile cloud networks are key to application performance and access
It takes agile cloud networks, integration of public and private clouds and QoS management to ensure seamless application access and performance. Tip
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Do we need a network hypervisor for virtualization?
To handle mass server virtualization and Infrastructure-as-a-Service, IT teams need network virtualization with fluid provisioning. Will that require a network hypervisor? Tip
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vSphere networking tools: Gaining control of virtualization
Growing server virtualization environments require engineers to learn vSphere networking intricacies, including vSwitch architecture and new CLI strategies. Tip
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Implementing Cisco Nexus 5500 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. Tip
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Cisco Nexus 5500: A viable core switch for the midsized enterprise?
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. Tip