Harri Jaakkonen Cloudpartner MVP Microsoft MVP Fortytwo fortytwo.io
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./blog › Migrate from Cloud identities to Azure AD Connect.
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Migrate from Cloud identities to Azure AD Connect.

31/03/2017 · 1 min read · Post #6
Azure Onpremise Powershell
Hi, Customer has working tenant with data inside and you need to convert it from Cloud-Only to Synced. It can be done with the following choices:

UPN-matcing

https://support.microsoft.com/en-us/help/3164442/how-to-use-upn-matching-for-identity-synchronization-in-office-365,-azure,-or-intune

    SMTP-matching

    http://www.ivchenko.pro/Blog/Post/23/Merging-on-premises-and-Office-365-users

    HARD-matching

    https://dirteam.com/dave/2014/08/15/fixing-office-365-dirsync-account-matching-issues/

    Or by using little bit more effort and exporting user attributes from Office 365 to csv-file. https://365lab.net/2014/04/18/office-365-migrate-from-cloud-identities-to-dirsync/ Johan, the Author of TailSpinToys has wrote the script and here are the attributes it exports. GivenName sn (SurName) DisplayName mail proxyAddresses Excellent, just excellent :)