{"draft":"draft-ietf-rtgwg-backoff-algo-10","doc_id":"RFC8405","title":"Shortest Path First (SPF) Back-Off Delay Algorithm for Link-State IGPs","authors":["B. Decraene","S. Litkowski","H. Gredler","A. Lindem","P. Francois","C. Bowers"],"format":["ASCII","HTML"],"page_count":"14","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Routing Area Working Group","abstract":"This document defines a standard algorithm to temporarily postpone or\r\n\"back off\" link-state IGP Shortest Path First (SPF) computations.\r\nThis reduces the computational load and churn on IGP nodes when\r\nmultiple temporally close network events trigger multiple SPF\r\ncomputations.\r\n\r\nHaving one standard algorithm improves interoperability by reducing\r\nthe probability and\/or duration of transient forwarding loops during\r\nthe IGP convergence when the IGP reacts to multiple temporally close\r\nIGP events.","pub_date":"June 2018","keywords":[],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC8405","errata_url":null}