How Bluetooth Works

How Bluetooth devices are searched and connected ? Discuss the whole bluetooth communication process in detail as depicted below.

Scan for other Bluetooth devices

Query the local Bluetooth adapter for paired Bluetooth devices

Establish RFCOMM channels

Connect to other devices through service discovery

Transfer data to and from other devices

Manage multiple connections

Useful Links:-
http://developer.android.com/guide/topics/wireless/bluetooth.html