Network Management Strategies for the CIO
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Use business service management to optimize application performance
To optimize application performance in the network, many companies are using business service management software and tools to automate IT services. Tip
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Three SSL acceleration questions answered
SSL acceleration requires making changes to traditional WAN optimization tools so that they can read through encryption. Expert 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
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Software-defined networking could make Network-as-a-Service a reality
Software-defined networking could solve the problems that Ethernet and IP networking pose to Network-as-a-Service by centralizing a connection permission policy. Tip
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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? Tip
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NVGRE standard primer: More VLANs and isolated tenants 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. Tip
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VXLAN standard primer: Extended VLANs, long-distance VM migration
The VXLAN standard aims to solve the long-distance VM migration dilemma by enabling extended VLANs across geographically dispersed data centers for a multi-tenant cloud network. Tip
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Can application delivery controllers support virtualization?
Combining application delivery controllers and virtualization is unavoidable, but load balancers have a tougher job ensuring virtual machine performance and application optimization in this environment. Tip
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vSphere VLAN: Understanding 802.1Q VLAN tagging
vSphere VLANs have requirements different from those of VLANs in physical environments because VMs are fluid and can't be assigned to one physical NIC. So 802.1Q VLAN tagging offers a new approach to configuring and managing VLANs in vSphere. Tip