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Frame Relay Notes - DE, FECN, and BECN

* All are part of the frame relay congestion management suite. * Frame relay switches monitor links for CIR or oversubscription congestion on links. * If the VC has a CIR of 256k, the switch knows there is congestion if the customer is sending more than 256k down that VC. * Discard Eligible * * Flag

Frame Relay Notes - LMI, Headers, and Encapsulation

Local Management Interface * Manages link between the router and frame relay switch * Routers send Status Enquiry to the switch * The switch responds with a Status message informing the router of the DLCIs available * Serves as a keepalive * Default keepalive is 10 seconds, 3 misses is failed * Three types * cisco <