Items related to messaging services with a focus on Exchange Online (EXO) and Exchange server (on-premises)
Exchange 2010 has proven to be a solid and innovative product over the last decade. From consolidating three different flavours of continuous replication, adding RPC Client Access and the Exchange Hybrid Configuration Wizard in Service Pack 2 we have a lot to be thankful for. However it is time so say goodbye to this old friend.
I can only imagine the number of time people have been running setup… Read the rest “End of Exchange 2010 Support”
October the 13th 2020 is not only the end of support for Office 2010 and Exchange 2010, it also signals that Exchange 2016 will transition into extended support.
Exchange 2016 will continued to be supported as per the lifecycle support policy.
The below excerpt from the Microsoft lifecycle page illustrates when Exchange 2016 will exit extended support in 2025.
Exchange 2016 will be servic… Read the rest “End of Exchange 2016 Mainstream Support”
You have prepped for months, and tonight is the night! It is the night of CAS namespace cutover to move the HTTPS namespaces from Exchange 2010 so that the point to Exchange 2013 or 2016. DNS TTL was decremented. Servers are all fully updated as are the Outlook clients and we are good to go.
The DNS change kicks in, and Outlook HTTPS traffic hits Exchange 2016 and we enter a spiral of never endi… Read the rest “Exchange 2016 CAS Namespace Cutover Authentication Failure”
One of the last rites of removing Exchange 2010 will be to remove the its legacy public folder database after the content has been moved to either shared mailboxes or to modern public folders. Maybe you just decide to delete those Christmas party pictures from 1999 as an alternative to carrying the legacy content forward...
However deleting is simpler said than done. For many years the project to… Read the rest “Unable to Remove Exchange 2010 Public Folder Database”
Exchange 2013 introduced the Managed Availability feature, so Exchange can self monitor and perform recovery actions upon itself. While this has greatly helped Exchange become more self-healing, one of the downsides is that there is no real UI for Managed Availability. The only UI is the Managed Availability Event Logs. All of the configuration inside of Exchange is done using PowerShell. The … Read the rest “QuickTip – Which Managed Availability Components Are Unhealthy?”
Exchange 2019 CU7 has been released to the Microsoft Volume Licensing Center! Exchange 2019 has a different servicing strategy than Exchange 2007/2010 and utilises Cumulative Updates (CUs) rather than the Rollup Updates (RU/UR) which were used previously. CUs are a complete installation of Exchange 2019 and can be used to install a fresh server or to update a previously installed one. Exchange… Read the rest “Exchange 2019 CU7 Released”
Exchange 2016 CU18 has been released to the Microsoft download centre! Exchange 2016 has a different servicing strategy than Exchange 2007/2010 and utilises Cumulative Updates (CUs) rather than the Rollup Updates (RU/UR) which were used previously. CUs are a complete installation of Exchange 2016 and can be used to install a fresh server or to update a previously installed one. Exchange 2013 h… Read the rest “Exchange 2016 CU18 Released”
Today is patch Tuesday for September 2020, and amongst the updates released today are security fixes for Exchange 2016 and Exchange 2019.
More specifically, the fix is only available for the versions of Exchange 2016 and 2019 that are open for servicing. This means that only the latest CUs can be serviced, and if you are running on an outdated CU then there is not way that you can receive these se… Read the rest “September 2020 Security Updates For Exchange 2016 and 2019”
The time approaches. Exchange 2010 has almost transitioned out of its extended support lifecycle phase, and multiple organisations are completing the final components of their Exchange 2010 migration.
The last act is to uninstall Exchange 2010 once all of the resources have been moved to a newer version of Exchange. There are a few things to consider though and this is post to help organisations … Read the rest “Exchange 2010 Decommission Checklist”
When troubleshooting cross-premises calendar availability issues, it can be useful to know the name of the local on-premises endpoint which is used. By knowing the path and URL, you can then search the IIS logs for the path.
This will accelerate finding the correct entry(ies) and assist with troubleshooting.
The full listing of Hybrid deployment prerequisites is available on Docs.