What is CEF and How Does it Work on Cisco Router?
What is CEF? Cisco Express Forwarding (CEF) is a Layer 3 switching technology that offers high performance, low latency, and Scalability. It is the successor to Cisco’s Distributed Forwarding technology. CEF is used in Campus Networks and Data Centers to provide optimal forwarding of traffic. CEF uses a central Adjacency Table which contains next-hop information … Read more