I think you should be using port 465 and SSL with the ATT SMTP servers.
* Change the top two settings on the Advanced tab of the account's
Properties sheet.
* On the "Servers tab, check the box labelled "My server requires
authentication".
* Your "E-mail username" must be your full, complete email address.
(Instructions courtesy of Norman Miller in this group four weeks ago, so
you can't have read 'all the postings'
--
Noel
"mkchill" <> wrote in message
news:2253140D-60E1-458D-8008-...
> I have a new desktop with window 7 and Norton 360. Everything went well
> with Live Mail except for "Send". I've read all the postings without
> success.
> Shut of Scan outgoing mail in Norton. The message I recieve is The
> connection to the server has failed.
>
> Subject 'test'
> Server: 'smtp.att.yahoo.com'
> Windows Live Mail Error ID: 0x800CCC0E
> Protocol: SMTP
> Port: 25
> Secure(SSL): No
> Socket Error: 10013
>
> These server settings worked with outlook express.
> thx.