Required Port 443 For Veeam Backup Replication Is Occupied By Another Application Link -

Major Issues After Upgrading to Veeam V13: Port 443 Conflict 11 Dec 2025 —

: If your backup server also acts as a Hyper-V replica server, it often reserves port 443. IIS (Internet Information Services) Major Issues After Upgrading to Veeam V13: Port

Now for the moment of truth. He needed to stop the Veeam Data Mover service and restart it so it could re-bind to the now-available port. Major Issues After Upgrading to Veeam V13: Port

Look for a line with LISTENING or ESTABLISHED on port 443. Note the (Process ID) in the last column. Major Issues After Upgrading to Veeam V13: Port