Network virtualization to empty onsite racks, almost

Network virtualization is just the next trend in IT to shift spending between CapEx and OpEx. It's already happened with computation and storage in the cloud and things are beginning to take shape on the networking side. It's a "when a tree falls in the forest" sounding question, but when everything possible is virtualized, is [...]

Got SDN? But is the next big thing IBN?

If you have your head wrapped around SDN or software defined networking, you won't be surprised to hear the next big thing is already here. IBN or intent-based networking is Cisco's new entry into the long simmering pot of networking acronym soup. Announced this summer, IBN architectures combine software and hardware to control overall network [...]