If you got to this point and everything worked (and you understand what you've done) - : congratulations, you have set up a working email server and you can now have an intelligent conversation with an employer about this hugely important system.

But be aware that On the other hand, even though we spent three weeks on it e- mail server configuration, we've have only done performed the simplest possible setup. In the rest of the section , we'll will only list other commonly-needed services/tools/concepts that we just don't have time for this semester. Although you are <u>not</u> required to perform any of the operations below, it is recommended to note and understand the following elements to compliment a fully-functioning email system.