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--- ubuntu_20_notes [2021/02/21 11:05] – created juckins
+++ ubuntu_20_notes [2021/05/24 14:39] – juckins
@@ Line 1: / Line 1: @@
 ==== VirtualBox running Ubuntu 20 Notes ====
+Need to install, test.  Migrate Unifi controller to it.
+[[https://ubuntu.com/blog/how-to-upgrade-from-ubuntu-18-04-lts-to-20-04-lts-today|Upgrade 18.04 to 20.04]]
+  * After following these steps and booting into new kernel, machine would not start
+  * Booted into old kernel, and ran an update for new packages.  New kernel was downloaded and installed.
+  * Had a new kernel not been available, I suspect reinstalling the original kernel that was failing would have fixed the problem
+[[https://askubuntu.com/questions/1277616/system-not-booting-failed-to-activate-swap-swapfile|Fix /swapfile]]
+[[https://www.cyberciti.biz/faq/ubuntu-20-04-lts-change-hostname-permanently/|Change hostname]]
+[[https://kifarunix.com/configure-postfix-to-use-gmail-smtp-on-ubuntu-20-04/|Gmail SMTP on Ubuntu 20]]
+  * Install postfix and choose "Internet site"
+  * Accept suggested FQDN
+  * Don't add another user for /etc/aliases (root is already there)
+  * For comma-separated list of domains, accept defaults
+  * Accept defaults for everything else, such as synchronous mail, network blocks, etc.
+  * Follow rest of instructions
+  * Send test message