{"draft":"draft-ietf-rtgwg-lfa-applicability-06","doc_id":"RFC6571","title":"Loop-Free Alternate (LFA) Applicability in Service Provider (SP) Networks","authors":["C. Filsfils, Ed.","P. Francois, Ed.","M. Shand","B. Decraene","J. Uttaro","N. Leymann","M. Horneffer"],"format":["ASCII","HTML"],"page_count":"35","pub_status":"INFORMATIONAL","status":"INFORMATIONAL","source":"Routing Area Working Group","abstract":"In this document, we analyze the applicability of the Loop-Free\r\nAlternate (LFA) method of providing IP fast reroute in both the core\r\nand access parts of Service Provider networks.  We consider both the\r\nlink and node failure cases, and provide guidance on the\r\napplicability of LFAs to different network topologies, with special\r\nemphasis on the access parts of the network.  This document is not \r\nan Internet Standards Track specification; it is published for \r\ninformational purposes.","pub_date":"June 2012","keywords":["IP Fast Reroute","Routing Convergence","Network Topology","IS-IS","OSPF"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC6571","errata_url":"https:\/\/www.rfc-editor.org\/errata\/rfc6571"}