Enterprises are consolidating data centers, packing them full of virtual servers, and hosting more and more web applications within them. This processing usually takes place at the network edge, but additional layers are also migrating into the data center network itself for network segmentation of specific application services. Virtual appliances can be provisioned on the fly with canned policies or customized for specific workloads. The technology is ready today but many users have no idea how to implement this type of architecture or capitalize on its benefits.”]
Source: https://www.csoonline.com/article/2227768/the-smart-fat-and-smart-thin-edge-of-the-network.html