* Change the sender default email address format (i.e. root@hda.amahi.net) by following [[Masquerade_email_address|Masquerade email address]] tutorial.

<!--* Add '''NEW''' users to the foo.com domain (does not include any DNS MX records). Modify the '''mail''' database and substitute your information accordingly:

*# In the '''users''' table, insert a new record with the following information...