{"id":5105,"date":"2017-12-21T22:53:41","date_gmt":"2017-12-21T21:53:41","guid":{"rendered":"https:\/\/michlstechblog.info\/blog\/?p=5105"},"modified":"2017-12-22T08:58:25","modified_gmt":"2017-12-22T07:58:25","slug":"linux-mount-cifs-failed-with-host-is-down","status":"publish","type":"post","link":"https:\/\/michlstechblog.info\/blog\/linux-mount-cifs-failed-with-host-is-down\/","title":{"rendered":"Linux: mount.cifs failed with host is down"},"content":{"rendered":"<div class=\"twoclick_social_bookmarks_post_5105 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_5105')){$('.twoclick_social_bookmarks_post_5105').socialSharePrivacy({\"services\":{\"flattr\":{\"uid\":\"Michl\",\"status\":\"on\",\"the_title\":\"Linux%3A%20mount.cifs%20failed%20with%20host%20is%20down\",\"the_excerpt\":\"Hi%2C%0D%0A%0D%0Adue%20to%20some%20security%20issues%20%28Wannacry%29%20Windows%20administrators%20are%20going%20to%20disable%20the%20unsecure%20smb1%20protocol.%0D%0A%0D%0Amount.cifs%20is%20using%20smb1%20by%20default.%20So%20when%20you%20tried%20to%20connect%20to%20a%20Windows%20machine%20where%20smb1%20is%20disabled%20you%20get%20an%20error%3A%20mount%20error%28112%29%3A%20Host%20is%20down.%0D%0A%20%28more%26hellip%3B%29\",\"txt_info\":\"2 clicks for more data protection:\\r\\n\\r\\nOnly when you click here, the button will be come active and you can send your recommendation to Flattr. When activating, data are transmitted to third parties. \",\"perma_option\":\"off\"}},\"txt_help\":\"When you activate these fields by clicking, information to Flattr may be transferred abroad, and probably may also stored there.\",\"settings_perma\":\"Enable permanently and accept data transmission. \",\"info_link\":\"http:\\\/\\\/www.heise.de\\\/ct\\\/artikel\\\/2-Klicks-fuer-mehr-Datenschutz-1333879.html\",\"uri\":\"https:\\\/\\\/michlstechblog.info\\\/blog\\\/linux-mount-cifs-failed-with-host-is-down\\\/\",\"post_id\":5105,\"post_title_referrer_track\":\"Linux%3A+mount.cifs+failed+with+host+is+down\",\"display_infobox\":\"on\"});}});\n\/* ]]> *\/<\/script><\/div><p>Hi,<\/p>\n<p>due to some security issues (Wannacry) Windows administrators are going to disable the unsecure smb1 protocol.<\/p>\n<p>mount.cifs is using smb1 by default. So when you tried to connect to a Windows machine where smb1 is disabled you get an error: <strong>mount error(112): Host is down<\/strong>.<br \/>\n<!--more--><\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nroot@devdeb ~ # mount -t cifs -o user=yourWindowsUser,workgroup=yourDomain \/\/yourWindowsMachine\/share\\$ \/mnt\/yourWindowsMachine\r\nmount error(112): Host is down\r\n<\/pre>\n<p>To establish a connection nevertheless you have to force the use of smb2  <\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nroot@devdeb ~ # mount -t cifs -o user=yourWindowsUser,workgroup=yourDomain,vers=2.0 \/\/yourWindowsMachine\/share\\$ \/mnt\/yourWindowsMachine\r\n<\/pre>\n<p>Michael<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi, due to some security issues (Wannacry) Windows administrators are going to disable the unsecure smb1 protocol. mount.cifs is using smb1 by default. So when you tried to connect to a Windows machine where smb1 is disabled you get an error: mount error(112): Host is down.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[1124,89,228,1123,224,819,1122,1075],"class_list":["post-5105","post","type-post","status-publish","format-standard","hentry","category-linux","tag-1124","tag-error","tag-failed","tag-host-is-down","tag-linux-2","tag-mount-cifs","tag-samba","tag-smb2"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/posts\/5105","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/comments?post=5105"}],"version-history":[{"count":5,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/posts\/5105\/revisions"}],"predecessor-version":[{"id":5108,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/posts\/5105\/revisions\/5108"}],"wp:attachment":[{"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/media?parent=5105"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/categories?post=5105"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/michlstechblog.info\/blog\/wp-json\/wp\/v2\/tags?post=5105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}