Quick access. Search related threads. Remove From My Forums. Answered by:. Archived Forums. Small Business Server. Read Sticky Post at the top of the forum. Sign in to vote. Hi, We have moved all our email to O and have disabled all the Exchange services on our server. Monday, September 14, PM. Tuesday, September 15, AM. Hello, Sorry for coming back on this old post but I'm facing the same issue and wanted to know if you had any good solution.
I definitely don't want to uninstall exchange on a running SBS now. Thank you! Enter your email address to receive monthly updates about our latest news, events and free technology resources!
With several Office migrations under my belt, I felt it was time to remove Exchange services and data from client SBS boxes who had moved away from their on-premesis Exchange solution. I looked for a good article that condensed the information but was trapped bouncing from MS article to MS article, and scattered information here and there to accomplish this.
This post includes all necessary links and some additional tidbits I have found apply to removing Exchange. Whether you have moved to Office or another 3rd party cloud Exchange provider, this information remains the same. If migrating public folders to Exchange Online is not an option, and you still need them for your users, you should not move forward. After you have moved all of the mailboxes to Exchange Online, the first step in decommissioning most of your Exchange servers is to point the MX and Autodiscover DNS records to Exchange Online instead of to your on-premises email organization.
Make sure to update both the internal and external DNS, or you may have inconsistent client connectivity and mail flow behaviors. An example is shown below:. If you have Exchange servers in the environment, you will have to run a similar command on your Exchange servers to null out the settings. To prevent the hybrid configuration objects from being recreated in the future, you should remove the hybrid configuration object from Active Directory.
To do this, open the Exchange Management Shell and run the following:. Remove all Exchange servers with the exception of the servers you will retain for user management and creation. Two servers should be sufficient for user management, although you could possibly get by with one server.
In addition, there is no need to have a Database Availability Group or any other high availability options. In most environments, you can skip these steps because only a small number of customers have OAuth configured. Issue : I want to remove my Exchange servers on-premises after moving all of my mailboxes to Exchange Online.
However, we discovered that they are using Exchange for other purposes, such as for a Simple Mail Transfer Protocol SMTP relay for an application or for access to public folders. If you have a need for Exchange servers on-premises to meet the current needs of your organization, it may not be in your best interest to remove the on-premises servers. Solution : We recommend against removing Exchange and the hybrid configuration at this point. If you were to even start the process by pointing the Autodiscover Records to Exchange Online, you would immediately break some features like hybrid public folder access.
You could change the MX record to point to Exchange Online Protection if it is not already, you could even remove some of the on-premises Exchange servers. However, you would need to keep enough in place to handle the remaining hybrid functions. Usually, this would lead to a very small on-premises footprint. Exchange-only services and features, such as public folders, will require you to either maintain your on-premises Exchange servers or migrate those services to Exchange Online.
Per scenarios one and two, if you maintain identity synchronization from Active Directory, you will need to continue to maintain at least one Exchange server on-premises. Skip to main content. This browser is no longer supported. Download Microsoft Edge More info.
Contents Exit focus mode. Is this page helpful? Please rate your experience Yes No. Any additional feedback? Important Make sure to update both the internal and external DNS, or you may have inconsistent client connectivity behavior. Note If you have Exchange servers in the environment, you will have to run a similar command on your Exchange servers to change these settings. Important This scenario applies to any customer who is planning to keep directory synchronization.
Each service will authenticate users independently: Microsoft identity services will manage online requests. Active directory will manage the internal authentication.
Important If migrating public folders to Exchange Online is not an option, and you still need them for your users, you should not move forward. Important Make sure to update both the internal and external DNS, or you may have inconsistent client connectivity and mail flow behaviors.
Note If you have Exchange servers in the environment, you will have to run a similar command on your Exchange servers to null out the settings. Submit and view feedback for This product This page. View all page feedback.
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