Required Port 443 For Veeam Backup & Replication — Is Occupied By Another Application

The Sentinel of Port 443

"The policy says 'all Windows servers with financial data,'" Priya said. "It doesn't say 'all interfaces on those servers.' Add a second virtual NIC. Dedicate it to VLAN 104. Tell AcmeCorp to ignore that interface. Tell Veeam to bind only to that interface for its service."

After freeing up port 443 or reassigning Veeam to a new port, verify everything works smoothly. Open . The Sentinel of Port 443 "The policy says

A specialized solution exists for users encountering the port 443 conflict during an upgrade to Veeam Backup & Replication version 13 (or later). In this version, the "Veeam Web Service" requires port 443, and it is hardcoded with .

Communicating securely with AWS, Azure, and Google Cloud components. Tell AcmeCorp to ignore that interface

Change 443 to an available alternative port (e.g., 10443 or 8443 ). Complete the setup wizard. Post-Installation via the Registry

Veeam uses Port 443 for secure communication. Changing Veeam's port requires reconfiguring all managed servers and components to trust the new port, which is complex. It is usually easier to move the other application off port 443. A specialized solution exists for users encountering the

Look for lines showing LISTENING in the state column. The number at the very end of that line is the .

: In some cases, the WinRM service or WS-Management must be stopped to allow the Veeam console to load correctly. Option B: Temporary Stop for Upgrade Veeam B&R 13 Change Web Service Port 443

to change its own internal web service port during installation, you must move the application: For Hyper-V: Hyper-V Settings Replication Configuration Change the port from to another available port (e.g., Update your individual VM Replication settings to match. IIS Manager (InetMgr.exe) , right-click the conflicting site, and select Edit Bindings Change the HTTPS port from