http://powershell.com/cs/forums/82.aspxUsing PowerShell to manage Exchange using WMI and PowerShell Cmdlets.enCommunityServer 2008.5 (Build: 30929.2835)http://powershell.com/cs/forums/thread/2717.aspxMon, 15 Jun 2009 11:20:35 GMTf421715f-7aba-45f0-8a8d-44de5318a3a7:2717Krishna0http://powershell.com/cs/forums/thread/2717.aspxhttp://powershell.com/cs/forums/commentrss.aspx?SectionID=82&PostID=2717<div class="snap_preview"> <p>Modifying Mailbox Rentention policy on Exchange 2007 Server Stores. By default mailbox retention policy of Exchagne 2007 Store is 30 days. you can modify this as per the requirement.&nbsp; Below command helps to modify all the store</p> <p>Get-Mailboxdatabase | Set-MailboxDatabase -MailboxRetention 10</p> <p>Below command will set the Mailbox retention policy on the specified exchagne server to 10 days</p> <p>Get-Mailboxdatabase | |?{$_.ServerName -eq &lt;servername&gt;} | Set-MailboxDatabase -MailboxRetention 10</p> </div> <p><a href="http://smtpport25.wordpress.com/2009/06/15/exchange-2007-mailbox-rentention-policy/">http://smtpport25.wordpress.com/2009/06/15/exchange-2007-mailbox-rentention-policy/</a></p> <p>Krishna,<br /><a href="http://smtpport25.wordpress.com">Http://smtpport25.wordpress.com</a></p> <p>&nbsp;</p><div style="clear:both;"></div>