Christopher Juckins

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ubuntu_20_notes

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ubuntu_20_notes [2021/02/24 17:09] juckinsubuntu_20_notes [2021/05/24 14:39] juckins
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 Need to install, test.  Migrate Unifi controller to it. 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]]+[[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
ubuntu_20_notes.txt · Last modified: 2022/02/13 17:02 by juckins