Network Management Strategies for the CIO
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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. Tip
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Software-defined networking is not OpenFlow, companies proclaim
Software-defined networking (SDN) and OpenFlow are no longer synonymous. Now vendors are taking individual approaches to SDN using other methods. What does this mean for OpenFlow? Fast Packet
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Cisco SDN response: Programmable networks, not OpenFlow
With Cisco ONE, Cisco moves beyond software-defined networking, introducing APIs and virtual network overlays that enable programmable networks. News
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With Locator/Identifier Separation Protocol, seamless mobile handoffs
At Cisco Live, Cisco CEO John Chambers highlighted the Locator/Identifier Separation Protocol as a method to seamlessly move applications between cellular and Wi-Fi networks. Fast Packet
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In software-defined networking, complexity...what a turnoff
In all the excitement over software-defined networking and network programmability, one problem is often overlooked -- code complexity. Is SDN complexity worth it? Fast Packet
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OpenFlow and software-defined networking for the campus LAN?
Most talk of OpenFlow and software-defined networking focuses on the data center, but the technology may improve security and mobility management in the campus LAN too. News
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The new virtualization: The storage and network hypervisor
The demands of managing virtualization call for a more flexible, virtualized network infrastructure. Does the solution lie in storage and network hypervisors? 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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Cisco spins its own concept of software-defined networking
During her Interop 2012 keynote, Cisco CTO Padmasree Warrior previewed the Cisco Open Programmable Environment. Fast Packet
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Welcome to the software-defined networking holy war
The software-defined networking battle boils down to one basic difference in strategy: open source or proprietary. Which side will win? Maybe neither one. Fast Packet