02-21-2010 5:27 AM
02-23-2010 11:15 AM
The error message 551 Not Our User is a response that came from the AT&T Yahoo! remote email server. It only affected Bellsouth members that have migrated to Yahoo! and are using client email software to send out emails.
This known outage (Event #161801) has already been resolved as of February 22, 2010 12:38:00 PM CST. Make sure you're using the following email server settings:
Incoming Server: pop.att.yahoo.com
Outgoing Server: smtp.att.yahoo.com
Outgoing server (SMTP) requires authentication box is checked.
For further assistance, you may also contact our AT&T eChat Help Desk:
© 2016 AT&T Intellectual Property.This link will open a new window All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks of AT&T Intellectual Property and/or AT&T affiliated companies. All other marks are the property of their respective owners.
Congratulations! You earned the Liz badge!