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Application DeliveryNFV

Does NFV Have a Place in the Enterprise?

May 18, 2015 — by Jim Metzler0

Jim Metzler is a Distinguished Research Fellow and Co-Founder of Ashton Metzler & Associates and is a featured guest blogger.

Many people associate NFV exclusively with service providers. That’s understandable because the organizations that are most closely associated with the definition and development of NFV, such as the European Telecommunications Standards Institute (ETSI) and the TM Forum, focus almost exclusively on service providers. The service provider orientation of these organizations shows up in all of their documents.

SDNSecurity

What’s the Relationship Between Security and SDN Deployment?

April 10, 2015 — by Jim Metzler3

A couple of years ago the discussion of SDN focused primarily on the fact that SDN separated the network control function from the network forwarding function and that separation of functions might require the introduction of new protocols such as OpenFlow. More recently there has been a lot of discussion about the value of an overlay SDN model vs. an underlay SDN model and the role of specialized hardware in either model. All of these discussions are important and they all are focused on key architectural characteristics of SDN.