Click on the Mail tab…
Highlight your IUL mail account (usually
mail.iul.net) and then click the Properties button…
Verify that your Account Name is your full
email address, including the @iul.net part (ie. tuser@iul.net) and verify that
there is a checkmark beside "My server requires authentication". Then
click on the Settings button...
Verify that "Use same settings as my incoming mail
server" is selected, then click OK…
Click on the Advanced tab and verify that
Outgoing mail (SMTP) is set to port 587, then click on the OK
button…
Finally, click on the Close button.