Ports used by NSM On-Prem

This article describes the list of ports used by NSM On-Prem

Web Server Ports (for traffic from Client Browsers to GMS Web Server - all ports can be customized):

• 80 - HTTP Management Port (TCP)
• 443 - HTTPS Management Port (TCP)

Zero Touch Ports ( for allowing SonicWall Firewall to establish the connection with NSM ZeroTouch server)

• 21021 (TCP)
• 443 (TCP)
• 514 (UDP) for Manually added firewalls