system administrator


G

Guest

I'm able to receive email but not send.
I get an error message
undeliverable
550

Any ideas?

Ron
 
Ad

Advertisements

H

Hal Hostetler [MVP P/I]

550 errors usually mean you're not authenticating properly, or you're
attempting to use an SMTP server other than the one your ISP provides. Most
ISPs won't allow this as an anti-Spam measure.

http://office.microsoft.com/en-us/assistance/HA011128331033.aspx
Troubleshoot 550, 553, and relay-prohibited errors
http://support.microsoft.com/kb/290842/en-us
You receive a SMTP relay blocks error message when you send e-mail messages
in Outlook

Hal
--
Hal Hostetler, CPBE -- (e-mail address 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
 

Ask a Question

Want to reply to this thread or ask your own question?

You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.

Ask a Question

Similar Threads


Top