if you doesn’t want to go for Federation you can share free busy using below method See – How to Configure Cross forest Availability Service (Free/Busy, Auto discover) – Exchange 2010 to Exchange 2010 Step 14: Please look into the below link for configuring Cross forest coexistence mail flow How to Configure Cross forest connectors (Mail flow) Exchange 2010 to Exchange 2010 Happy Cross forest Migration !! In telecommunications, transmission (abbreviation: Tx) is the process of sending and propagating an analogue or digital information signal over a physical point-to-point or point-to-multipoint transmission medium, either wired, optical fiber or wireless.Microsoft is conducting an online survey to understand your opinion of the Technet Web site.If you choose to participate, the online survey will be presented to you when you leave the Technet Web site.
Pull requests with proposed specification text for outstanding issues are strongly encouraged.Step 12: To Move the Users in Bulk See- Cross forest Move Mailbox in Bulk – Exchange2010 to Exchange 2010 Step 13: If you doesn’t want to share free/busy information as of now.Skip it if you want to share Free/busy information between these forests.Which is moved my a remote as below Now moving the mailbox using a Remote move request Now you can See a Remote move has been Completed Now you won’t be able logon on the new forest directly as you required to change password as first logon To avoid that situation See- How to Disable “User must change password at next logon” after cross forest move using ADMT 3.2 Open Adsiedit –Set pwdlastset to –1 or just login to a client machine and change the password at first logon Great !!
you able to login in Target Forest Success fully !!
If source domain is always going to exist after migration .