Sorry I fail to mention in my email, they connect to application server using app called graphon. Once the app communicates with external server, it prompts for username and pwd. I didn't test cellular directly, but I did use my hotspot on my smartphone which would be the equivalent. This did work as there are no restrictions since its a personal hotspot. No I didn't use any packet captures, didn't have access to cloud manager. It's just very odd that android would work but not iphone or osx. Guess I could have checked with ports were listening on osx as well.
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