Seems you're trying to play the stream from a private network on demo server. Please make sure the stream is accessible from outside networks by some public IP. The addresses rangertsp://192.168.1.82:554/fea92ad6-0c61-479b-a10d-8fb330379523
192.168.1.0/24is reserved for private networks only.
If you do not have WCS server installed in your LAN, install it as described here (the server and system requirements are here)Yes We have in same network(in Our LAN)