How can you configure NetFlow on interfaces using CEF?

CEF uses a Forwarding Information Base (FIB) to make IP destination prefix-based switching decisions. The FIB is conceptually similar to a routing table or ... Feb 5, 2013 ... Monitoring Cisco Devices Which Use CEF. Cisco uses a technology called Cisco Express Forwarding (CEF). CEF is a Cisco proprietary protocol. Aug 7, 2020 ... Although CEF is the fastest switching mode, there are limitations, such as other features that are not compatible with CEF or rare instances in ... Cisco Express Forwarding (CEF) switching is a proprietary form of scalable switching intended to tackle the problems associated with demand caching. With CEF ... Jul 7, 2020 ... The forwarding information base (FIB) and adjacency tables are the main components of CEF. The FIB is similar to a routing table. Forwarding happens when the switch receives an IP packet where the source IP address is in a different subnet than the destination IP address. With CEF load balancing, the session-to-path assignment is done using a hash function that considers the source and destination IP addresses and, in recent ... The Cisco Express Forwarding (CEF) switching mode replaces the traditional Cisco routing cache with a data structure that mirrors the entire system routing ... This chapter analyzes CEF in MPLS Virtual Private Network (VPN) applications across Cisco platforms. Service providers and enterprises are increasingly using ... Mar 1, 2007 ... The second part of the book provides case studies that focus on the common topics that have been problematic for customers and those supporting ...