
by Khalid Raza, CTO, Viptela
Today’s WANs are built on largely the same infrastructure as they were 10 years ago. Back then, demands by users and applications were more predictable, resulting in more expected traffic patterns and bandwidth requirements. And there was no cloud. And there was no virtualization.
But things are different today. Delay-sensitive real-time applications such as VoIP and video are now enterprise...