Updating from sp2 to sp3
As I prepared to run the update process on the soon-to-be-new-again scanning machine, I realized that I wasn't sure how easy it would be, in years to come, to find XP's SP3 in order to upgrade those old machines.I don't have an intention of making a career of reviving old dogs and turning them into Windows 8 boxes, but my decades of computer experience tells me that there will come a day when doing so is necessary for some critical and unexpected reason.However for an Exchange 2010 Database Availability Group the upgrade process can be performed with no downtime following the normal process of moving active databases off DAG members while they are being updated.You can use the standard process as demonstrated here: However, be aware that once a database has been made active on an Exchange 2010 SP3 member of the DAG, it can't be made active on a pre-SP3 DAG member again.For example if you have two Hub Transport servers in a site, upgrade them one at a time.The upgrades steps are very straightforward and easy to follow. When the splash dialog appears click Install Microsoft Exchange Server upgrade. Warnings will not prevent you from proceeding, but you should pay attention to them anyway as they are often important.For an example of how to do this with Windows NLB see the following article: For other load balancers refer to your vendor documentation for how to take servers out of the load balanced array for maintenance and updates.
I thought I'd found all our VMs and critical machines, but I had forgotten one machine that happened to be buried behind a box of cleaning supplies in the garage.
Windows 10: Here are the big new features to look out for in 2018 Due to the public way in which Windows is tested, we already know about many of the new features headed to Windows 10 next year.
Read More "Microsoft will continue to make all patches and fixes made to Windows XP up until April 8, 2014, available to users via Windows Update.
This means that you will need to roll through your entire DAG upgrading to Service Pack 3 to retain the full availability resilience your DAG is designed to provide.
For Hub Transport, Edge Transport, and Unified Messaging servers there are no special steps required other than to manage your upgrades in a way that aligns with whatever high availability you have in place or those server roles.