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wsargent / docker_cheat.md
Last active June 29, 2024 19:32
Docker cheat sheet
@chrisdchristo
chrisdchristo / 101_postfix.md
Created November 29, 2013 13:52
101: Postfix

101: Postfix

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.

Configuring

Open the postfix config file:

sudo nano /etc/postfix/main.cf
@chrisdchristo
chrisdchristo / 101_ejabberd.md
Last active December 29, 2015 17:39
101: ejabberd

101: ejabbered

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