Required Port 443 For Veeam Backup Replication Is Occupied By Another Application Link ● (LATEST)

After freeing port 443:

netsh http delete urlacl url=http://+:443/ netsh http delete urlacl url=https://+:443/

There are several reasons why port 443 may be occupied by another application: After freeing port 443: netsh http delete urlacl

Major Issues After Upgrading to Veeam V13: Port 443 Conflict

netstat -ano | findstr :443

Uses 443 for local management web interfaces.

TCP 0.0.0.0:443:0 LISTENING 4988

Stop the service using 443 temporarily, upgrade, then re-enable. Hyper-V Replication uses 443 Change Hyper-V replication port in Settings Windows Server IIS running on port 443 Stop IIS or re-bind to a different IP/Port

Once the port configuration has been altered, it is essential to ensure that Veeam can successfully communicate and that the conflict is fully resolved. After freeing port 443: netsh http delete urlacl