Once you are in Eudora, go to the "Special" menu and go  down to "Settings" unless the window below is already on the  screen.

Click on "Personal Information" 
 

In the "POP account:" field type in your User Name followed by "@pop.atlasis.com". Type in your real name in the "Real Name:" field. In the "Return address:" type in your e-mail address. 
 

 Click on "Hosts". 
 

 The "POP Account:" field should now have something in it. In the "SMTP:" field type in "smtp.atlasis.com". Once you are done, click . 
 

 
 
 

To check your mail, go to the "File" menu and select  "Check Mail".