Configure Sendmail on Slackware 9.1

Since I'm fairly new at Linux and I have successfully got sendmail working on my server for my domain, I thought I would write this walkthrough to help others configure sendmail a fairly easy way. TOOLS NEEDED: - Slackware 9.1 w/ Sendmail installed (obviously) - Webmin (http://www.webmin.com/) for web-based configuration WEBMIN SETUP: - Download and [...]