Introduction Enhanced Interior Gateway Routing Protocol (EIGRP) is a routing protocol developed by Cisco based on the DUAL algorithm. EIGRP was previously proprietary but has recently been opened up by Cisco with an IETF draft. EIGRP has been accused of
Cisco Flex link
Introduction Flex link is a Cisco solution which replaces STP in certain network topologies. It works by detecting link down on a primary interface and then bringing up the backup interface that has been defined as backup. It is most
Resilient Ethernet Protocol (REP)
Introduction I’m writing a short summary of REP as part of my CCDE studies. REP is an alternative protocol used in place of STP and is most often run in ring based topologies. It is not limited to these topologies