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Questions tagged [sip]

The Session Initiation Protocol, defined in RFC 3261, is an application layer signalling protocol for establishing and modifying long-running relationships between two or more peers. If including this tag, be sure to also tag your question more specifically to include the language you're programming in, as well as any specific libraries being used such as [pjsip], [python-sip], etc.

The Session Initiation Protocol, defined in RFC 3261, is an application layer signalling protocol for establishing and modifying long-running relationships between two or more peers.

More information at Wikipedia article on SIP

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VoIP Integration in App & Web

I have a very general question on how to implement VoIP for our current mobile & Web App. (we have an Android+iOS App and a Web Application based on AngularJS/NodeJS). What we want to achieve In the first step we want to achieve inter Application…
Markus
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Android Create Sip Account Programmatically

In my application I want to have one Activity that enables user to add his SIP account parameters in fields. I don't want them to go Settings->Call->Internet Call Settings->Add Accounts->Add I have created account with activity with the following…
Misha Akopov
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XMPP vs SIP Comparison

i will start a new project. In this project i have a server and many clients (over 100000). Clients and the server continuously will communicate with each other. They use only text messages. I think, It is too hard to manage with tcp socket so I…
Zapateus
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How to see registered users in kamailio server?

I am very much new to Kamailio server . I found out that the command to add users is "./kamctl add ". But how can we find out the number of registered users or how can we know the number of authenticated users ?
user2139084
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What is the best Java SIP Stack around?

What is the best Java SIP Stack I can use. I'm looking for Stable, Efficient, Rich Feature-Set, Stable & Bug-less :)
lily
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PJSIP GreenJ without Qt?

I want to write a javascript application which works with PJSIP in order to create sip calls to IP phone. The project example is GreenJ However the sample forces me to work with Qt as a test telephone on the other side. I don't want Qt to be the…
liorafar
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How implement the VOIP application using android.net.rtp package

I am trying to implemented the VoIP application using the AudioGroup and AudioStream classes of the android.net.rtp package. But my application not function properly. After "Join" the "AudioGroup" class object with the "AudioStream" object, its send…
user1576358
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Python 3.6.x PyInstaller gives error "No module named 'PyQt5.sip'"

I developed a few programs that runs well on Python 3.5.4, but because of some errors about win32 made me go to Python 3.6.4, but when I build my project with pyinstaller, I get: C:\Users\User\Desktop\dist\mycommentator>mycommentator.exe Traceback…
Joe Doe
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FreePBX Twilio Outbound Ringtone

I have a Twilio SIP trunk connected to FreePbx, all users are using the webrtc module of FreePBX to make calls. They can make and receive calls fine with two way audio, however with outbound calls the caller does not hear ringtone (ringing) as the B…
Freddy Wetson
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Meaning of "487 Request Terminated"

Please tell me when a SIP call return 487 Request Terminated? Is it a termination issue?
Partho Protim Ghosh
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Asterisk,SIP Retransmission timeout

I have created a sip trunk from One Asterisk(version 11.2.1) say 'A' server to another Asterisk server(11.7.0) say 'B', and I am getting sip response 200 ok. But when I start calling on a DID on Asterisk A then the call is being routed to Asterisk…
Vivek Raj
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How to send instant message via SIP

I have a windows desktop application, made by my mobile network provider, that does all kind of things with SIP: call, send message, etc. Screenshot of how does this app successfully send MESSAGE (the last 4 lines): MESSAGE request, from desktop…
Glavić
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Linphone for android is not working/missing libraries

I am trying to run linphone code which I get from git://git.linphone.org/linphone-android.git --recursive . After downloading it successfully, I tried to compile and run it as per the README file. I used Cygwin for Autotools, Autoconfig, Automake,…
Prakash
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Android VOIP application without access to internet

I need to develop the VOIP application between 2 android devices. As I know there is a SIP protocol used for this purpose but it requires registation to SIP server and access to internet for SIP signaling. Is any way to create VOIP application in…
Costa Mirkin
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How to build a softphone (using SIP protocol) using C#

I have this challenge to build an sip softphone using c# or .net technologies. Please guide me the technology, requirements and specifications that is needed to build such. Possible requirements: Supported codecs: G.722.1, G.723.1, G.726, G.728,…
Srikanth V M
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