New answers tagged networking
I've been able to set up a hotspot on my phone and use a third android device to pair the chromecast to that hotspot. After that you can screen cast to the chromecast no problem. (ignore the wifi not on part - it will work anyways) The third device won't be necessary after the initial setup process.
I'd certainly like to see something like this, the best I could find so far was XPrivacy (root required) which you can setup to restrict Internet connections. However unless you apply a global template (license purchase required for batch apply) this is per app. Though maybe you can manipulate the system Internet process, I haven't investigated upon that so ...
You can use BBQDroid, but it will require additional tweaking on your router. First, you'll have to find out your IP. This can easily be done by typing "my ip" into Google, which will return your public IP. Next, you'll need to go into your router settings and add your Android device to the router's DMZ, meaning that all incoming connections get forwarded ...
BTW - I was able to share my screen by installing Team Viewer to see my Note 4 screen on my Mac. Then I used Join.me to broadcast it to other to see.
Once your screen is showing on your desktop it is easy to share it with others by using Webex, Join.me or Google Hangouts.
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