How To Sync Local Active Directory To Office 365 With Dirsync? In order to sync local Active Directory to Office 365, you will need the DirSync tool so that the old on-premises structure is conserved as it is. This allows the users to work very smoothly in a hybrid scenario too. Using this tool, all the accounts, along with their access passwords up to Office 365 can be synced easily. This tool also allows the changing of time between sync cycles and limiting the number of synced objects. In this article, we have discussed how to install this tool and run it for the synchronization process.

Steps to Install and Use the DirSync tool

The first thing you need to do is install the DirSync and then monitor it to check whether it is performing syncing or not.

Installation of DirSync

Follow the steps given below to install DirSync:

  • Login to your Office 365 account using the administrative user credentials.
  • Now go to ‘users’ > ‘active users’ and click on the ‘Active Directory synchronization Set up’ link present above the list of users.
  • Select the ‘Activate’ button. A notification will appear showing that the synchronization is active.
  • Click on Download to get the DirSync tool and follow the installation wizard.
  • Once the installation is complete, select ‘Start Configuration Wizard now’ and click on the ‘finish’ button.
  • In the configuration wizard, enter the administrative user credentials in Office 365.
  • Next, enter the administrative user credentials of the on-premises Active Directory.
  • In the next step, you can see the settings for the Hybrid Deployment. Leave it as it is and just click on ‘next’ button.
  • Mark the ‘Enable Password Sync’ checkbox in the next step and click on the ‘next’ button.
  • Wait for the program to finish configuration and then click on the ‘finish’ button. The DirSync is installed successfully in your system and you can run it for syncing local Active Directory to Office 365.

Synchronization Monitoring

After the successful installation of DirSync, the next thing you need to do is make sure that the syncing process is working properly. This can be done using the ‘Synchronization Service Manager’ console. Follow the steps given below for synchronization monitoring:

  • Go to the disk location ‘C:\Program Files\Windows Azure Active Directory Sync\SYNCBUS\Synchronization Service\UIShell’.
  • Now launch the ‘miisclient.exe’ program. In case there is any problem in starting this program log out and then log back in to the system.
  • When the program starts to run, you can check the progress of sync on the screen.
  • Log on to the Office 365 portal again and you can check the accounts that are synced under the Users > Active Users.

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