ejabbered is a popular XMPP server to facilitate instant messaging.
Please replace all 'mydomain.com' with your own domain in the below configuration.
Kill all ejabberd processes:
killall beam beam.smp epmd ejabberd
Postfix is an SMTP server MTA (Mail transfer agent) which handles sending and receiving emails. Install like so: sudo apt-get install postfix libsasl2-modules You will need ports 25 and ports 587 open on the firewall for SMTP and SSMTP.
Open the postfix config file:
sudo nano /etc/postfix/main.cf
Hi there!
The docker cheat sheet has moved to a Github project under https://github.com/wsargent/docker-cheat-sheet.
Please click on the link above to go to the cheat sheet.