{"draft":"draft-cheshire-ipv4-acd-06","doc_id":"RFC5227","title":"IPv4 Address Conflict Detection","authors":["S. Cheshire"],"format":["ASCII","HTML"],"page_count":"21","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"IETF - NON WORKING GROUP","abstract":"When two hosts on the same link attempt to use the same IPv4 address\r\nat the same time (except in rare special cases where this has been\r\narranged by prior coordination), problems ensue for one or both hosts.\r\nThis document describes (i) a simple precaution that a host can take\r\nin advance to help prevent this misconfiguration from happening, and\r\n(ii) if this misconfiguration does occur, a simple mechanism by which\r\na host can passively detect, after the fact, that it has happened, so\r\nthat the host or administrator may respond to rectify the problem.  \r\n[STANDARDS-TRACK]","pub_date":"July 2008","keywords":["[--------]","internet protocol version 4"],"obsoletes":[],"obsoleted_by":[],"updates":["RFC0826"],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC5227","errata_url":null}