GitLab on Ubuntu
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sudo dhclient -r; sudo dhclient



# failed attempt
grep sshd.\*Failed /var/log/auth.log | less
# successful attempts
grep sshd.\*Accepted /var/log/auth.log | less
http://www.apachetutor.org/admin/reverseproxies
https://www.digitalocean.com/community/tutorials/how-to-install-linux-apache-mysql-php-lamp-stack-on-ubuntu-16-04
https://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1022525
or better:
https://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2073803
sudo apt install open-vm-tools sudo apt install open-vm-tools-desktop
Update:
sudo apt-get update # Fetches the list of available updates
sudo apt-get upgrade # Strictly upgrades the current packages
sudo apt-get dist-upgrade # Installs updates (new ones)
Clean up the system from old packages:
sudo apt-get update && sudo apt-get autoclean && sudo apt-get clean && sudo apt-get autoremove
Check the Ubuntu version:
lsb_release -a