{"id":8899,"date":"2022-08-07T12:04:13","date_gmt":"2022-08-07T10:04:13","guid":{"rendered":"https:\/\/michlstechblog.info\/blog\/?p=8899"},"modified":"2023-12-20T08:41:47","modified_gmt":"2023-12-20T07:41:47","slug":"windows-interface-down-due-to-an-ip-address-conflict","status":"publish","type":"post","link":"https:\/\/michlstechblog.info\/blog\/windows-interface-down-due-to-an-ip-address-conflict\/","title":{"rendered":"Windows: Interface down due to an IP Address conflict"},"content":{"rendered":"<div class=\"twoclick_social_bookmarks_post_8899 social_share_privacy clearfix 1.6.4 locale-en_US sprite-en_US\"><\/div><div class=\"twoclick-js\"><script type=\"text\/javascript\">\/* <![CDATA[ *\/\njQuery(document).ready(function($){if($('.twoclick_social_bookmarks_post_8899')){$('.twoclick_social_bookmarks_post_8899').socialSharePrivacy({\"services\":{\"flattr\":{\"uid\":\"Michl\",\"status\":\"on\",\"the_title\":\"Windows%3A%20Interface%20down%20due%20to%20an%20IP%20Address%20conflict\",\"the_excerpt\":\"Hi%2C%0D%0A%0D%0A%0D%0A%0D%0Aa%20customer%20had%20the%20issue%20that%20an%20virtual%20machine%20gets%20down%20frequently.%20An%20ipconfig%20reports%20a%20IP%20Address%20of%20the%20%22Automatic%20Private%20IP%20Addressing%22%20range%20%28169.254.x.x%29.%0D%0A%20%28more%26hellip%3B%29\",\"txt_info\":\"2 clicks for more data protection:\\r\\n\\r\\nOnly when you click here, the button will be come active and you can send your recommendation to Flattr. When activating, data are transmitted to third parties. \",\"perma_option\":\"off\"}},\"txt_help\":\"When you activate these fields by clicking, information to Flattr may be transferred abroad, and probably may also stored there.\",\"settings_perma\":\"Enable permanently and accept data transmission. \",\"info_link\":\"http:\\\/\\\/www.heise.de\\\/ct\\\/artikel\\\/2-Klicks-fuer-mehr-Datenschutz-1333879.html\",\"uri\":\"https:\\\/\\\/michlstechblog.info\\\/blog\\\/windows-interface-down-due-to-an-ip-address-conflict\\\/\",\"post_id\":8899,\"post_title_referrer_track\":\"Windows%3A+Interface+down+due+to+an+IP+Address+conflict\",\"display_infobox\":\"on\"});}});\n\/* ]]> *\/<\/script><\/div><p>Hi,<\/p>\n<p><!-- https:\/\/community.cisco.com\/t5\/switching\/windows-server-vm-complaing-an-address-conflict-for-ip-address-0\/td-p\/4146166\nhttps:\/\/kb.vmware.com\/s\/article\/1028373 --><\/p>\n<p>a customer had the issue that an virtual machine gets down frequently. An ipconfig reports a IP Address of the &#8220;Automatic Private IP Addressing&#8221; range (169.254.x.x).<br \/>\n<!--more--><\/p>\n<p>An Eventlog entry with ID is also written.<\/p>\n<pre class=\"brush: powershell; title: ; notranslate\" title=\"\">\r\nPS D:\\&gt; Get-EventLog -LogName System  -EntryType Error | ?{$_.EventID -eq 4199 } | fl *\r\n\r\n\r\nEventID            : 4199\r\nMachineName        : myServer.myDomain.org\r\nData               : {0, 0, 0, 0...}\r\nIndex              : 705401\r\nCategory           : (0)\r\nCategoryNumber     : 0\r\nEntryType          : Error\r\nMessage            : The system detected an address conflict for IP address 0.0.0.0 with the system\r\n                     having network hardware address 55-aa-ee-cc-11-00. Network operations on this system may\r\n                     be disrupted as a result.\r\nSource             : Tcpip\r\nReplacementStrings : {, 0.0.0.0, 55-aa-ee-cc-11-00}\r\nInstanceId         : 3221229671\r\nTimeGenerated      : 07.08.2022 12:15:41\r\nTimeWritten        : 07.08.2022 12:15:41\r\nUserName           :\r\nSite               :\r\nContainer          :\r\n<\/pre>\n<p>This could happen when ArpProxy Service replies incorrectly to all ARP requests or the physical switch has gratuitous ARPs enabled.<\/p>\n<p>The solution is to disable gratuitous ARP. <\/p>\n<p>Start a cmd.exe shell with administrator permissions:<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nD:\\&gt; reg add HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters \/v ArpRetryCount \/d 0 \/t REG_DWORD \/f\r\n<\/pre>\n<p>Check and reboot the system<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nD:\\&gt; reg query HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters \/v ArpRetryCount\r\n\r\nHKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters\r\n    ArpRetryCount    REG_DWORD    0x0\r\nD:\\&gt; shutdown \/t 0 \/r\r\n<\/pre>\n<p>Michael<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi, a customer had the issue that an virtual machine gets down frequently. An ipconfig reports a IP Address of the &#8220;Automatic Private IP Addressing&#8221; range (169.254.x.x).<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[1873,1872,1871,214,1870,20],"class_list":["post-8899","post","type-post","status-publish","format-standard","hentry","category-windowsknowhow","tag-169-254","tag-down","tag-eventid-4199","tag-interface","tag-ip-address-conflict","tag-windows-2"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/posts\/8899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/comments?post=8899"}],"version-history":[{"count":2,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/posts\/8899\/revisions"}],"predecessor-version":[{"id":8901,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/posts\/8899\/revisions\/8901"}],"wp:attachment":[{"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/media?parent=8899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/categories?post=8899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/tags?post=8899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}