Network Management Strategies for the CIO
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Vendors vary in approaches to open source cloud management
When choosing between open source cloud management vendors, IT administrators need to know how they differ in their support of open source strategies. 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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VXLAN monitoring: How to gain virtual network overlay visibility
Network pros need VXLAN monitoring tools for new network overlays. Until these tools arrive, they'll have to adapt existing monitoring strategies. Tip
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Network traffic analysis in a virtualized environment
There's no need to toss out SNMP, NetFlow and packet analysis when doing network traffic analysis in a virtualized environment. Tip
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Network performance testing considerations 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. Tip
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Dynamic core network services: DNS and DHCP for virtualization
Without dynamic core network services, virtualization will be stalled. Dynamic DNS and DHCP, as well as IPAM, are necessary to manage the constantly changing addresses and configuration in a virtualized environment. Tip
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How to plan an out-of-band network management system
To design out-of-band network management systems that are both cost efficient and effective, networking teams must consider which assets are crucial for visibility and just how much information they need to see. 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
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How to choose ITIL monitoring tools
ITIL network monitoring requires ITIL monitoring tools that scan network function as well as application performance and have the ability to continually update information in a series of ITIL v3 databases. Tip
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Top seven network traffic monitoring challenges
Network traffic monitoring tools are touted as the ultimate answer to meeting compliance and performance needs in the network. But a number of network traffic monitoring challenges have arisen, including difficulties in creating network baselines and... Tip