See
http://www.msoutlook.info/question/36
--
Robert Sparnaaij [MVP-Outlook]
Coauthor, Configuring Microsoft Outlook 2003
http://www.howto-outlook.com/
Outlook FAQ, HowTo, Downloads, Add-Ins and more
http://www.msoutlook.info/
Real World Questions, Real World Answers
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"nurseB" <(E-Mail Removed)> wrote in message
news:663A790D-E1B0-4ED1-82F4-(E-Mail Removed)...
> E-mails undeliverable. Message states "551 user not local. Authentication
> required". Please take into account that I am not very computer savy. My
> husband does nearly all my computer maintenance.