TOP > Various Settings of the Product > The Product's [Settings] Menu > [Interface] Menu > [Network] > [Advanced] > [Firewall] > [Custom Settings] > [TCP Destination Port] [TCP Destination Port] Existing Port No. The port number of the items enabled in [Allow Services And Ports] are shown. Additional Port No. Register the TCP destination port number to allow communication. Related Topics [Allow Services And Ports] Back to top