I have to create call application with help of Agora. When app is in foreground it is okay, but i want to accept calls when app is on background or terminated. I am trieng to use Callkeep plugin fo...

Please tell me when a SIP call return 487 Request Terminated? Is it a termination issue?

From its official code site, I am able to download & install the WebRTC in Ubuntu. Now I intend to use its certain C++ APIs in our server for the purpose of creating P2P endpoints and encryptin...

How to implement SIP protocol in Android ? there is any SDK or library available to implement it easily into Android?

Goal I want to be able to trigger a VoIP call with Siri saying "Call Emily using the Next app", without adding shortcuts. Emily is a contact I added to my contacts, which holds my own p...

We are using agora.io for voice calling in our app(VOIP). The calls between two people are going seemless. But when I am dialing person B, I am not able to hear the dial tone while the call is bein...

I'm looking for solutions but I has find nothing yet. My app receives only VoIP pushes and after iOS 13 I'm not able to receive push when the app is in background mode anymore. I looked other quest...

After upgrading to iOS beta 13 I've noticed an unpleasant thing: my app crashes sometimes on incoming VoIP pushes. In the crash report I see the following: iOS 13 Killing app because it never pos...

We implemented Sinch in an angular 2 web application. Everything works fine, except when I try to call a user using the sinch phone demo. When the app is running in the foreground it will ring and ...

I have a server which receives OFFER, ANSWER, CANDIDATE-s from web browser for a WebRTC session and passes to its peer. Later the data is also passed from the same server. Now to implement our own ...

I am making ios app using voip push notification. I want to send voip push notification from node js, but not well. I read this tutorial CallKit iOS Swift Tutorial for VoIP Apps (Super Easy) and I...

I am facing a problem with Audio When using Callkit with WebRTC for VOIP call, While answering the call from Lock Screen. General Functionality : My app activates the audioSession when it's launc...

I am using Webrtc and Callkit for calling. Everything works properly when app is foreground, but if the screen is locked and I answer the call audio only works on my side ( I can hear the audio but...

I would like to create an app that users can use in an area/venue where there is NO GSM/3G or any kind of cell reception. We also only provide a closed WiFi network without an internet uplink...

I am building an application that gets real-time audio from our organization's VoIP system, records the call and transcribe the real-time voice. The transcription then passed to our analytics engin...

How do I know that my device is blocked from receiving VoIP notifications? The application stops receiving VoIP notifications after receiving for 3-4 times. I understand that from iOS 13 VoIP notif...

I am developing a VOIP app. VOIP push is sent from amazon SNS, using push kit and call kit we show caller screen. This caller screen can be presented even when app is in background or quit. Unfort...

In XCode project, I have added entitlements file. Now if i am adding any value inside that file like. com.apple.developer.pushkit.unrestricted-voip Bool Yes. It gives error while running. Provision...

I am using Notification service extension to receive chat messages via push. Previously I was using VOIP to deliver chat messages. But with the new update from iOS 13 to restrict the usage of...

I'm working on VOIP with Callkit It work fine, except audio output source It always output audio by iPhone speaker some of so answer said set AvAudioSession Option as AVAudioSessionCategoryOption...

I am using Websocket in my iOS app for data transfer. But, since sometimes when the app is suspended in the background, the socket breaks. In that case, I use Voip push to iOS app to wake app up. ...

Does anyone know how to use Android device's built-in acoustic echo cancellation? It is located somewhere in silicon and is used for GSM/CDMA speakerphone calls. We'd really like to tap into it for...

I need to measure the MOS and quality of the VOIP service in a network. I want to create a script that simulates calls and then measure the networks metrics. I'm using asterisk. Do you have any s...

Earlier when I was using pjsip 2.7.1 It was working fine. The call recording was perfect. but now I have installed pjsip 2.9. It is crashing on pjmedia_conf_connect_port. SIGABRT because of pjsua_v...

I have tested with the highest quality settings and multiple STUN/TURN servers with no luck in finding a real high quality stream. In my experience webRTC always has a fluctuating and limited ban...