Mail Aliases
Mail aliases are alternate names for the same mail account. For example an alias of johnny for johnsmith means that email sent to johnny@sartronics.com is the same as sending it to johnsmith@sartronics.com.
To view and manage the Server mail aliases list choose the menu Server > Aliases.
Add.
Use the add button to add a new mail alias.
Remove
To remove the selected entry choose the remove button.
Modify
To modify an existing alias choose it in the list and press the modify button.