How SDN Has Changed In 12 Months

SDN Strategy Map 2013 - Click to embiggen.

Early last year I drew a strategy map of all the elements in a Software Defined Ecosystem for a client. I drew another one a couple of weeks back to explain how the current vendor focus on controllers, and specifically, OpenDaylight is changing the nature of the market. The comparison is striking.

Blessay: We Need To Buy Infrastructure Dolls Not Babies For The Private Cloud

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The future of private infrastructure ownership is moving to a new model combines the old with the new that I describe as “dolls and babies” where the major transformation in infrastructure ownership is the transition from having babies to owning dolls. Infrastructure as Babies Enterprises buy infrastructure like people have babies. It takes months to […]

Blessay: Overlay Networking, BFD And Integration with Physical Network

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Lede: In discussions with a stealthy networking startup today, we were discussing how their overlay network technology for the SDN WAN was able to to detect network blackouts and brownouts in the physical network. Their answer was to run Bi-directional Forwarding Detection (BFD) in the overlay tunnels. Now you have effective quality and service detection in the overlay network.

VCE chooses Cisco ACI as SDN Strategy Instead of VMware NSX

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I doubt that anyone bought a Vblock because it was a market leading networking strategy. I’ve been a supporter of VCE but today I’m doubtful that choosing Cisco ACI is good strategy for their customers. My view is that most customers buy VCE Vblocks as a VMware platform. What VCE offers is a services package of fully supported storage, compute and networking that removes customer risk around VMware deployments while reselling EMC & Cisco hardware.

OpenFlow, HP Sentinel and Security SDN

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HP Sentinel is an SDN Security application that combines a reputation database, HP VAN Controller and OpenFlow to build a Campus security solution. Here is a quick overview of the process and how you can mix existing security technology with standards-based OpenFlow/SDN to provide a useful campus security tool. This product is expected to reach the market later this year.