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Additionally...<br />
<br />
<a href="http://technet.microsoft.com/en-us/library/bb676368.aspx" rel="ugc">http://technet.microsoft.com/en-us/library/bb676368.aspx</a><br />
<br />
Regards,<br />
Prem
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Additionally...

http://technet.microsoft.com/en-us/library/bb676368.aspx [http://technet.microsoft.com/en-us/library/bb676368.aspx]

Regards,
Prem

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i have exchange 2010. I created a distribution group . In that group in mail flow settings in message delivery restrictions I put a user to &nbsp; accept messages from &quot;only senders in the following list &quot;&nbsp;and I added a user there. <br />
However when the user goes to his outlook and select &quot;from&quot; &nbsp;tab and select that distibtuion list she gets error that she does not have permisison to send on behalf of this user.<br />

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i have exchange 2010. I created a distribution group . In that group in mail flow settings in message delivery restrictions I put a user to   accept messages from "only senders in the following list " and I added a user there. 
However when the user goes to his outlook and select "from"  tab and select that distibtuion list she gets error that she does not have permisison to send on behalf of this user.


send as permission

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.