Does Avaya have an API for retrieving the audio stream of a VoIP call?...

Playback file in Call Waiting on Asterisk...

How to detect if device is capable of calling and messaging...

Port a phone number (to Twilio, Plivo, etc.) but still receive calls?...

Android SIP configuration doesn't work...

iOS how to find country code of the user's phone number?...

Country calling codes including area codes...

SmsManager failed to send sms with error RESULT_ERROR_GENERIC_FAILURE, with Vodafone, Airtel Sim car...

Custom IVR action in Asterisk...

Is there any API support to make conference calls programmatically in Android?...

Is there a way to phone somebody and play an audio file in android?...

How do I abort a call and close the dialer after launching my activity?...

Dialplan execution order...

retain original caller id on Call transfer on asterisk...

call gateway (like Twilio) but for international users...

Call() is not public in android.telecom.Call, Cannot be accessed from outside package...

iOS display notification based on incoming phone call...

Web API to make phone calls...

GSM A5 Encryption Reinitialized each frame?...

How to Check if State of Cisco Phone is Ringback - Cisco JTapi...

Possibly link PC to Landline Telephone through href="tel"...

How to get status of phone Cisco Jtapi...

How to achieve a "contact" button on incoming call screen...

Missing android.telephony.PhoneNumberUtils (function formatNumber) in Delphi...

Lookup telephone area code by latitude and longitude...

Android Broadcast Receiver in Service...

Capture the Reverse Signal in Asterisk...

Is APN login information stored on SIM cards?...

Why is my CallFire phone number not available after I've placed an order via API...

Restcomm Visual Designer call flow - caller on hold plus callee finder with presence verification pr...