Helpful to verify reports of your own downtime, or to double check a downed website you are trying to access.
One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.
http://www.msexchange.org/articles-tutorials/exchange-server-2010/management-administration/moving-mailboxes-exchange-2010-part1.html
after you move the DBs in powershell run...
Get-PublicFolderDatabase
Get-PublicFolderStatistics
Enabled logging for the PF replication....and disable your old exchange server when everything is done and replicated....