How to install and make the ICA-4250 work if a firewall exists on the network.


If a firewall exists on the network, port 80 is open for ordinary data communication. The HTTP port, RTSP port and TCP ports need to be opened on the firewall or NAT router. By default, the HTTP port is 80, the RTSP port is 554, and the TCP ports are 9060 and 9061.

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