How does an app on android smartphone helps chromecast dongle to connect to WLAN?
Environment : This article applies to environments where users use iOS or android devices to enjoy online video from the web on to TV connected with Chromecast dongle.
Chromecast is the easiest way to enjoy online video and anything from the web on to the TV. Plug it into any HDTV and control it with your existing smartphone, tablet, or laptop. No remotes required. Cast your favorites from Google Play, YouTube, Netflix, and Chrome to your TV with the press of a button.
Android devices connects to Chromecast dongle using Ad-Hoc wireless (it disconnects from the usual WLAN and talks direct to the dongle).
It provides the desired WLAN config details to the dongle
The dongle tries to connect to the normal WLAN (you should see it associate, and it will be pingable)
The controlling Android devices goes back to the normal WLAN
The Android device will try and talk peer-to-peer to the dongle across the normal WLAN
Use the applicable ping App on iOS or Android to ping the Chromecast dongle. Doing so, would help us understand their is peer-to-peer connection between them.