<div>
All users or one user?<br />
<br />
Do they have any rules on the mailbox?<br />
<br />
Is the recipient forwarding the mail back to the sender?
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All users or one user?

Do they have any rules on the mailbox?

Is the recipient forwarding the mail back to the sender?

<div>
seems to be only one user, no rules, no forwarding.<br />
<br />

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seems to be only one user, no rules, no forwarding.



<div>
That one user, is it when they send to any particular recipient?<br />
<br />
Does the same thing happen when they use OWA?
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That one user, is it when they send to any particular recipient?

Does the same thing happen when they use OWA?

<div>
seems to be any user. &nbsp;Same thing happens in OWA
</div>


seems to be any user.  Same thing happens in OWA

<div>
mail is getting bounced back from the account as well:<br />
<br />
The following recipient(s) could not be reached:<br />
<br />
&nbsp; &nbsp; &nbsp; John Doe on 3/22/2007 9:17 AM<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; A configuration error in the e-mail system caused the message to bounce between two servers or to be forwarded between two recipients. &nbsp;Contact your administrator.<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;server.serverdomain.local<wbr /> #5.4.6&gt;<br />
.<br />
There is an suspicous event id 3020 that shows up as well. &nbsp;According to microsoft this may be because a users in on OU has the same email address as the user in another OU but this is not the case<br />

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mail is getting bounced back from the account as well:

The following recipient(s) could not be reached:

      John Doe on 3/22/2007 9:17 AM
            A configuration error in the e-mail system caused the message to bounce between two servers or to be forwarded between two recipients.  Contact your administrator.
            <server.serverdomain.local #5.4.6>
.
There is an suspicous event id 3020 that shows up as well.  According to microsoft this may be because a users in on OU has the same email address as the user in another OU but this is not the case


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I would be recreating the mailbox then, something has gone screwey there
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I would be recreating the mailbox then, something has gone screwey there

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<div class="content wysiwyg-content">
When sending an email from outlook 2003/Exchange the mail shows up in both the sent items and the inbox. &nbsp;Any ideas?!!
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When sending an email from outlook 2003/Exchange the mail shows up in both the sent items and the inbox.  Any ideas?!!

strange issue sending email

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.

Exchange

Microsoft Outlook is a personal information manager from Microsoft, available as a part of the Microsoft Office suite. Although often used mainly as an email application, it also includes a calendar, task manager, contact manager, note-taker, journal, and web browser.