Network Management Strategies for the CIO
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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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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
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Network access security challenges: Mobility requires new strategies
With employees accessing core applications on personal devices, engineers are facing new network access security challenges that require intelligence on all components. Tip
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LAN QoS: Access switches get intelligent for 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. 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 optimize Ethernet for data center networks
It will take time for super-fast data center Ethernet technologies to evolve, so managers of data center networks must optimize existing Ethernet through a series of strategies that range from choosing very large switches to isolating storage network... Tip
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Choosing an edge switch: What to consider before you invest
Choosing an edge switch means considering a host of edge switch features that range from advanced security like IPS and malware-scanning to wireless LAN features like integrated access points and Power over Ethernet Plus. Tip
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Configuring LAN edge switches for network access authentication
Intelligent edge switches can play a role in network access authentication, but these functions are often overlooked. Tip