AIRPORT DIALER is a Mobile VoIP dialer application that allows tomake VoIP calls from any of the Android devices and it uses3G/Edge/Wi-Fi Internet connectivity.It is developed based on therequirements of VoIP Providers business needs
Features :-
It uses SIP protocol for signaling.
Supports G729,PCMU, PCMA codecs.
Runs Behind NAT or private IP.
User Friendly Interface.
Auto Sync of Balance.
Real Time Sip status messages.
Call History.
Address book integration.
Compatible with all sip standard switches.
It has very efficient implementation of jitter buffer to play voicesmoothly.
Silence suppression and comfort noise generation has been used toreduce the bandwidth usage, and this makes the dialer moreefficient in making VoIP calls.
Integrates with mobiles phonebook and auto detects (+) sign whencontact is picked from phonebook.