It's all about the Software

IP address is static and port 50101 is verified as open. I must not understand completely how the sdrspace.com website is verifying the On-air service. As I read it, sdrspace gets the message from the On-air server that it exists via a message from the service to sdrserver (ip 81.174.138.141 port 50...

Noted. However, it is interesting that full connectivity/operation is achieved by the SDR client from my home location accessing the exact same IP address and port.
I cannot determine why two different sources would make a difference, but will re-check network configurations.
Thanks.

Greetings- I have SDR Server 3.0.25 running at our club base station serving a SDR Play RSP1A. The system is fully functional on the LAN. Remote access is possible with SDR Console from the outside world (internet) with the radio definition being manually configured to the IP address and port. Opera...