Required Port 443 For Veeam Backup & Replication Is Occupied By Another Application !free! «Reliable — 2024»

Because Veeam v13 requires 443 and generally does not support changing this port for its own web services, you must move the application to a different port.

Communication between the Veeam Backup Management Server and managed VMware vSphere or Microsoft Hyper-V hosts.

Veeam Backup & Replication (VBR) v13 is now a mandatory, hardcoded requirement for the Veeam Web Service and API Gateway. If this port is occupied by another application, the VeeamBackupRESTSvc

Open an elevated Command Prompt or PowerShell and run:

This creates a "Non-Standard" Veeam deployment. You must document this change thoroughly for future troubleshooting. Because Veeam v13 requires 443 and generally does

tasklist /fi "pid eq [YOUR_PID]" Replace [YOUR_PID] with the number you found. This will reveal the executable name (e.g., w3wp.exe for IIS or vmwarehostd.exe for VMware). 2. Solutions and Workarounds

to find the Process ID (PID) using the port: netstat -aon | findstr :443 Note the PID (the number in the far-right column).

Example output:

Ensure that whatever alternative port you choose is properly whitelisted in your local Windows Firewall and edge hardware. If you need help resolving this conflict, let me know: Is this happening during a fresh install or an upgrade ? What operating system and Veeam version are you running? If this port is occupied by another application,

Launch the Veeam Backup & Replication console or resume the setup wizard to ensure it completes successfully. Best Practices for Veeam Implementations

Execute the following command to look for active connections on port 443: netstat -ano | findstr :443 Use code with caution.

To make your backup environment work perfectly, let me know: What is currently using port 443?

But something else had claimed the castle. This will reveal the executable name (e

Because Veeam v13 hardcodes port 443 for its integrated API gateway, the manufacturer strongly discourages multi-tenant hosting where other web services reside on the core backup server. For absolute architectural stability and security, it is highly recommended to isolate Veeam Backup & Replication on a dedicated, standalone machine or specialized appliance rather than sharing a workspace with production web servers.

Secure connections to Veeam Cloud Connect service providers.

Various unified communications components reserve port 443 for media and signaling.

This comprehensive guide will walk you through identifying the conflicting application and freeing up port 443 so Veeam can function correctly. Why Veeam Requires Port 443