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Marc Cohn

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Top Stories by Marc Cohn

SDN is not just today's fad or buzzword. SDN is a new, dynamic network architecture that transforms traditional network backbones into more intelligent service-delivery platforms. IT leaders can use SDN as a tool to change the way they do business. For example, enterprises can foster closer relationships with their customers by offering greater online access to select data over the enterprise network. A financial services firm can give large corporate customers the opportunity for third-party reporting, governance, or even allow analytics firms to directly access enterprise credit card transactions, obviating the need for intermediate sites and cumbersome manual process steps that are needed to provide sufficient multi-level security. An SDN would create virtual network partitions governed by stringent and limited access policies, and security to decrease unauthoriz... (more)

Software-Defined Networking: The Promise and the Reality

The enterprise is increasingly resorting to cloud services for many applications ranging from efficient application hosting or low-cost backup and archiving to cloud data centers. Typically, enterprise networks are interconnected to the Cloud over low speed IP networks that are limited in capacity and flexibility. Over the next few years, however, enterprises will leverage the cloud for larger amounts of storage as they adopt Infrastructure as a Service (IaaS) and Platform as a Service (PaaS). This in turn compels the need for a more flexible and intelligent network capable of d... (more)