Phase 8: Decommission legacy pools
The following topic provides guidance for updating DNS entries, moving the Content Management Server, decommissioning pools, and deactivating and removing servers and pools from a legacy deployment. Not all of the procedures listed in this section are required. Read the documentation and determine which decommissioning procedure to use.
For a dated but exhaustive article on removing servers and server roles, and a step-by-step guide to decommissioning a deployment, download Uninstalling Microsoft Lync Server and Removing Server Roles.
Important
For information on migrating and upgrading Microsoft Unified Communications Managed API (UCMA) applications, before decommissioning your legacy environment, see UCMA applications: Coexistence, migration, and upgrade scenarios.
In this section
Move the legacy install Central Management Server to Skype for Business Server 2019
Remove the Archiving server association
Remove the Monitoring server association
Remove the Enterprise Edition Front End Server or Standard Edition Front End Server
Remove SQL Server instances and databases on the Back End Server