Hi Luiz,
You can run Search-Mailbox to copy messages to a specified target mailbox.
Search-Mailbox

http://technet.microsoft.com/en-us/library/dd298173.aspx

imkottees, Export-Mailbox is ony existed in Exchange 2010 RTM. The second link is a good one. But
New-MailboxExportRequest can only export(copy) items to pst file.
Frank

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Hi imkottees,

thanks for the help.

Best Regards.

Luiz

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Hi Frank,

thank you for the help.

Best Regards.

Luiz

Need to support users over the internet? click here try our remote control online beta

you are most welcome. Have a good day!Thanks & Regards, Kottees

Need to support users over the internet? click here try our remote control online beta

Hi,
I have an Exchange Server 2010 SP1 RU6 in my environment and I would like to know how can I copy the mailbox content from one user to another mailbox user´s not using Outlook, through powershell command.

Thank for while.

Luiz

There is an amazing pack of free network admin tools. click here to download it

Hello Luizmg,
Please use below command to achieve your goal:
Export-Mailbox -Identity joe@example.com -TargetMailbox bob@example.com -TargetFolder Joe
Ref:
http://www.simple-talk.com/sysadmin/exchange/goodbye-exchange-exmerge,-hello-export-mailbox/

For this you should have RBAC permission:
Ref:
http://www.stevieg.org/2010/07/using-the-exchange-2010-sp1-mailbox-export-features-for-mass-exports-to-pst/

Hope this helps!Thanks & Regards, Kottees

Need to support users over the internet? click here try our remote control online beta

Hi Luiz,
You can run Search-Mailbox to copy messages to a specified target mailbox.
Search-Mailbox

http://technet.microsoft.com/en-us/library/dd298173.aspx

imkottees, Export-Mailbox is ony existed in Exchange 2010 RTM. The second link is a good one. But
New-MailboxExportRequest can only export(copy) items to pst file.
Frank

Need to support users over the internet? click here try our remote control online beta

Hi Frank,
Thanks a ton for letting me know. Noted.
Thanks & Regards, Kottees

There is an amazing pack of free network admin tools. click here to download it