http://kb.earthlink.net/case.asp?article=23490
http://kb.earthlink.net/case.asp?s=s...article=192059

pay particular attention to steps 8 & 12


--
Windows 7 RC
http://get.live.com/wlmail/overview
http://download.live.com/wlmail

"Pans" <Pans@discussions.microsoft.com> wrote in message
news:CB6D9F57-2595-4AF0-9DB3-39E2986E839D@microsoft.com...
> Just got back from out of town, turned on My Computer (3 months old) and
> could not send emails. (but can receive) Here's the message:
>
> The message could not be sent. The authentication setting might not be
> correct for your outgoing e-mail [SMTP] server. For help solving this
> problem, go to Help, search for "Troubleshoot Windows Mail", and read the
> "I'm having problems sending e-mail" section. If you need help determining
> the proper server settings, please contact your e-mail service provider.
>
> The rejected e-mail address was 'yyyyy@ aol.com'. Subject 'Re: One more
> poem', Account: 'Earthlink.net', Server: 'Earthlink.net', Protocol: SMTP,
> Server Response: '550 Authentication required. Help at
> http://www.earthlink.net/go/emailsettings', Port: 25, Secure(SSL): No,
> Server
> Error: 550, Error Number: 0x800CCC79
>
> This is a problem I have never encountered. Went to every place in my
> computer I could think of, followed all the steps. Everything is as it
> should be according to the help messages and also former responses to this
> problem.
>
> However I am able to send mail through Earthlink via WebMail. Hmmmm.
>
> Please help if you can!!
>
> Pan
>
>
>