They always sat that. :)
What firewall do you use? Make sure it is allowing the current version of
outlook access to send mail. Make sure the firewall or antivirus scanner is
not blocking access to the SMTP port.

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Diane Poremsky [MVP - Outlook]
Author, Teach Yourself Outlook 2003 in 24 Hours
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> I suddenly have a problem sending my email through Outlook; I receive, but
> can't send. Spoke to my ISP and they tell me it is an Outlook problem.