Hello friends, Outlook Settings for SbcGlobal, Bellsouth, ATT, Account, SMTP: smtp.att.yahoo.com, Security SSL, Port 465 / 587. Make sure that you also have in the Outgoing server tab, that "My outgoing (SMTP) server requires authentication." is checked, and that "Use the same settings as my incoming mail server is tick. For more info- www SBCglobal Net SBCglobal Net Email Login SBCglobal Net Login