Just did an upgrade of SBS 2008 to Exchange 2010 under Server 2012. The mailboxes were migrated using the various powershell scripts to import and export them to PST files.
After the upgrade was complete, some users are reporting bounce messages (people sending to the user from outside the organization are forwarding bounces, which then get forwarded to me) indicating the that active directory addresses not the regular email addresses are being send in the reply to field.
I found this article, which details a problem and solutionk:
THe question is: is there a simplier way to do it using powershell scripts?
Exchange is 2010 with all the current service packs and roll ups.