3.2.5.3 Host Name Resolution Complete
When a Miracast Source obtains a set of one or more IP addresses of the Miracast Sink, the Source MUST do the following.
Cancel its Discovery timer (section 3.2.2).
Start its Control Channel Connection timer, which will expire after an implementation-specific<8> time unless it receives a connection over the RTSP control channel.
Attempt a connection to one of the IP addresses over TCP port 7250. The method of choosing a Sink IP address is implementation-specific.<9>