1.Put all the users that need to be migrated in a text file containing just their email addresses. Name it like “names.txt”
2.Then login on one of the Exchange 2007servers.
3.Open “Exchange Management Shell”
4.In the shell command prompt, the syntaxis: gc {textfilename} | Move-Mailbox–TargetDatabase {nameOfDatabase} –Maxthreads 20
For example:gc names.txt | Move-Mailbox–TargetDatabase “XCH5\SG3\XCH5SG3DB” –Maxthreads 20
5.After the migration is complete, it will generate an xml file in “C:\Program Files\Microsoft\Exchange Server\Logging\MigrationLogs”
6.Open the XML file in Excel as XML table to see the results. All the result should be “This mailbox has been moved to the target database.” . If the mailbox has a different result then it has to be done from GUI and select the option to skip corrupted items.
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