You can view your current firewall configuration directly from the iPrint Appliance:
On a Web browser, use either the host name or the IP address to access the Management Console. For example, https://10.0.0.1:9443 or https://iprint.example.com:9443.
Click Firewall.
Port numbers are listed with the current status of each port number. This page is for informational purposes and is not editable.
To have seamless experience with iPrint Appliance, ensure you do not block the ports with your firewall settings. For more information, see Ports Requirements.