Times have changed, and enterprises are using the cloud and subscribing to software-as-a-service (SaaS). While users traditionally connected back to the corporate data centre to access business applications, are now accessing those same applications in the cloud.

As a result, the traditional WAN is no longer suitable mainly because backhauling all traffic – including that destined for the cloud – from branch offices to the headquarters introduces latency and impairs application performance.

SD-WAN provides WAN simplification, lower costs, bandwidth efficiency and a seamless on-ramp to the cloud with significant application performance especially for critical applications without sacrificing security and data privacy. The value of SD-WAN is clear. Organisations not only save money but benefit from increased business agility and worker productivity. It also enables IT to deploy new applications more quickly and accelerate time-to-value.

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