For Veeam Backup Replication Is Occupied By Another Application Link [exclusive] — Required Port 443

: If your backup server also acts as a Hyper-V replica server, it often reserves port 443. IIS (Internet Information Services)

The full error typically reads:

Veeam Backup & Replication is a popular data backup and disaster recovery solution used by many organizations to protect their critical data. One of the key requirements for Veeam Backup & Replication to function properly is that it needs to communicate over specific ports, with port 443 being one of them. However, what happens when the required port 443 for Veeam Backup replication is occupied by another application? In this article, we will explore the issues that arise when port 443 is occupied, and provide a step-by-step guide on how to resolve this common problem. : If your backup server also acts as