how to implement voip in android

Question

I want to use voip functionality in android. What can I use to implement voip functionality in android?.

It is required that same application is install on receive side mobile. Please post links or source so that I can implement this functionality.

Answer 1

I am using this link that describe how to build a VoIP client for Android. I think you will also find it useful.

Answer 2

Have you tried sipDroid . Its open source client for Voip calls. Follow the link i shared you will get all the details you need.

There is one more demo app from google called SipDemo. Its bundled with android itself