CCNP Routing and Switching ROUTE 300-101 Official Cert Guide

VRF-Lite

Service providers often need to allow their customers’ traffic to pass through their cloud without one customer’s traffic (and corresponding routes) exposed to another customer. Similarly, enterprise networks might need to segregate various application types, such as keeping voice and video traffic separate from data. These are just a couple of scenarios that could benefit from the Cisco Virtual Routing and Forwarding (VRF) feature. VRF allows a single physical router to host multiple virtual routers, with those virtual routers logically isolated from one another, each with its own IP routing table.

Note

Some Cisco literature states that VRF is an acronym for Virtual Routing and Forwarding, while other Cisco literature states that ...