https://gist.github.com/adamstac/7462202 https://www.abeautifulsite.net/configuring-sendmail-on-ubuntu-1404 1. Install Sendmail $ sudo apt-get install sendmail 2. Configure /etc/hosts file: Find your hostname by typing: $ hostname Then: $ sudo nano /etc/hosts On the line starting with 127.0.0.1, add the hostname to the end so it looks the same as: 127.0.0.1 localhost hostname (You willl notice that your hostname can also … Continue reading How To Install And Configure Sendmail On Ubuntu