Rajesh Ghai

Research Director, IDC 1 Post in the past 29 days

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Rajesh Ghai is Research Director for IDC's Carrier Network Infrastructure research program and is an integral part of IDC's broader Network Infrastructure research practice. In this role he serves as IDC’s subject matter expert on Carrier Networks, and the ongoing transition among communications service providers to build cloud-native /next gen network infrastructure solutions in their path towards becoming Digital Service Providers. He spends a considerable amount of time researching adoption of network virtualization and software technologies such SDN and NFV, and more recently the rapid emergence of SD-WAN and vCPE solutions and related use cases. Rajesh has an MBA from Duke, where he was a Fuqua Scholar, and a chemical engineering degree from the Indian Institute of Technology.

Blog Posts by Rajesh Ghai

SD-WAN: Optimizing the WAN for Application Policy to Support Digital Transformation and Cloud


Digitally transforming a business improves efficiencies, creates new revenue streams, and drives a better customer experience and increased user engagement. Cloud computing is a key pillar of the drive toward digital transformation. As applications move to the cloud, the wide area network needs to evolve to address application-specific requirements such as performance, security, reliability, and availability and prioritize them for mission-critical applications irrespective of their location — the datacenter or in the cloud. Satisfying these policies for all applications is necessary not only to enable operational efficiency (rationalize WAN transport costs) but also to drive the desired customer or user experience that is so central to an enterprise's digital transformation goals.

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