Did you change the port numbers and security settings in addition to
changing the server names?
http://mytechnotes.wordpress.com/200...mail-settings/
ATT, Yahoo, SBC, DSL email settings
Hal
--
Hal Hostetler, CPBE --
(E-Mail Removed)
Senior Engineer/MIS -- MS MVP-Print/Imaging -- WA7BGX
http://www.kvoa.com -- "When News breaks, we fix it!"
KVOA Television, Tucson, AZ. NBC Channel 4
Still Cadillacin' -
www.badnewsbluesband.com
"Synjun" <(E-Mail Removed)> wrote in message
news:B1DDD40C-6CC3-42FB-BBE5-(E-Mail Removed)...
> ATT.net insisted I upgrade my email to, pop.att.yahoo.com and now cannot
> send
> or receive in Outlook ,Office xp error 0x8004210b, their sight says it's a
> Microsoft problem, I've resd most of the Q&A here but none of them work
> for
> me!! HELP