{"id":425,"date":"2019-12-27T00:37:39","date_gmt":"2019-12-26T23:37:39","guid":{"rendered":"https:\/\/home.g-lorenzen.de\/?p=425"},"modified":"2019-12-27T00:37:39","modified_gmt":"2019-12-26T23:37:39","slug":"linux-mint-verbindung-fehlgeschlagen","status":"publish","type":"post","link":"https:\/\/www.g-lorenzen.de\/index.php\/2019\/12\/27\/linux-mint-verbindung-fehlgeschlagen\/","title":{"rendered":"Linux Mint: Verbindung fehlgeschlagen"},"content":{"rendered":"\n<p>Das nervt mich schon seit irgendeiner LM 18 Version => pl\u00f6tzlich kam immer die Meldung Netzwerkverbindung fehlgeschlagen, obwohl man problemlos im WLAN unterwegs war. Problem war nicht leicht im Netz zu finden. Es lag wohl im LTE Modem&#8230;<\/p>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/askubuntu.com\/questions\/1115083\/connection-failed-activation-of-network-failed-error\n<\/div><\/figure>\n\n\n\n<p>Step #4, above, showed us that there is in fact a <code>cdc_ether<\/code> kernel module installed. This may be due to a previous <code>USB to 4G<\/code> dongle, a <code>USB to Ethernet<\/code> dongle, a <code>TomTom<\/code> GPS device, or an internal 4G adapter.<\/p>\n\n\n\n<p>Since we&#8217;re not sure exactly which software install might have added this <code>cdc_ether<\/code> driver, and associated software, we&#8217;ll try a safe way to fix this first&#8230;<\/p>\n\n\n\n<p>Create a new blacklist file&#8230;<\/p>\n\n\n\n<p>In <code>terminal<\/code>&#8230;<\/p>\n\n\n\n<p><code>sudo -H vi \/etc\/modprobe.d\/blacklist-cdc_ether.conf<\/code> # create the file<\/p>\n\n\n\n<p>Add these two lines&#8230;<\/p>\n\n\n\n<p><code>blacklist cdc_ether<\/code><\/p>\n\n\n\n<p><code>blacklist usbnetgeditblacklist usbnet<\/code><\/p>\n\n\n\n<p>Save the file and reboot the computer.<\/p>\n\n\n\n<p>Then do&#8230;<\/p>\n\n\n\n<p><code>sudo lshw -C network<\/code> # show us the current network devices<\/p>\n\n\n\n<p>and confirm that the <code>enp0s20f0u3c2<\/code> ethernet device is no longer present. If it&#8217;s still there, then do the following, but only if it&#8217;s still there&#8230;<\/p>\n\n\n\n<p><code>sudo modprobe -r cdc_ether usbnet<\/code> # remove these kernel modules<\/p>\n\n\n\n<p><code>sudo update-initramfs -c -k \"$(uname -r)\"<\/code> # update the initramfs<\/p>\n\n\n\n<p>reboot the computer and check the <code>lshw<\/code> command again.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Das hat es dann hoffentlich erledigt.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Das nervt mich schon seit irgendeiner LM 18 Version => pl\u00f6tzlich kam immer die Meldung&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-425","post","type-post","status-publish","format-standard","hentry","category-allgemein"],"_links":{"self":[{"href":"https:\/\/www.g-lorenzen.de\/index.php\/wp-json\/wp\/v2\/posts\/425","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.g-lorenzen.de\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.g-lorenzen.de\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.g-lorenzen.de\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.g-lorenzen.de\/index.php\/wp-json\/wp\/v2\/comments?post=425"}],"version-history":[{"count":0,"href":"https:\/\/www.g-lorenzen.de\/index.php\/wp-json\/wp\/v2\/posts\/425\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.g-lorenzen.de\/index.php\/wp-json\/wp\/v2\/media?parent=425"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.g-lorenzen.de\/index.php\/wp-json\/wp\/v2\/categories?post=425"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.g-lorenzen.de\/index.php\/wp-json\/wp\/v2\/tags?post=425"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}