How to migrate to new application server

  1. Create a backup of the current TrustedApplications and TrustedApplicationEndpoints on the Old server via the SAVEAPPS.ps1 script.

    Script can be found in HELPERSCRIPT folder.

  2. Create a backup of all TrustedApplicationEndpoints on the and all LyncMicrosoft Lync (formerly Microsoft Office Communicator) is an instant messaging program designed for business use and is the successor of Windows Messenger. In order to use Lync, a Microsoft Lync Server is required. / Skype for Business policies with the following command:

    Get-CsTrustedApplicationEndpoint | Select LineURI, ownerurn, displayname, sipaddress, displaynumber, conferencingpolicy, externalaccesspolicy, voicepolicy | Sort-Object ownerurn, sipaddress | Out-GridView

    Past the complete outcome in the Endpoints.xlsx file (download)

  3. Remove the Old server from the current topology.

  4. Choose to remove all applications and endpoints (contacts).

  5. Publish the topology.

  6. Insert the Trusted Application Servers into the topology again, this time choose the alternative next hop pool. This can be a standard or enterprise edition FE pool from any of the sites.

  7. Publish the topology.

  8. Restore all TrustedApplications and TrustedApplicationEndpoints with the RESTOREAPPS.ps1 script.

    Script can be found in HELPERSCRIPT folder.

  9. Start the UCC service and do some testing.