Even though the specs states the SIP API is available for Android devices from 2.3, it is not. The Android SIP API is not supported on all devices. Interestingly, it is supported on my old 2.3 LG P970 and not my 4.4 Moto G. (By the way, you have to test on real device and not the Android emulator).
Now there are alternatives:
With the Android SIP API out, what are the alternatives? Well, there are a couple of open source SIP stacks for Android. The popular ones people talk about are:
- JAIN
- MjSIP
- PjSIP
- Doubango
more on this link: https://obem.be/2014/06/04/sip-on-android.html
Even though the specs states the SIP API is available for Android devices from 2.3, it is not. The Android SIP API is not supported on all devices. Interestingly, it is supported on my old 2.3 LG P970 and not my 4.4 Moto G. (By the way, you have to test on real device and not the Android emulator).
Now there are alternatives:
With the Android SIP API out, what are the alternatives? Well, there are a couple of open source SIP stacks for Android. The popular ones people talk about are:
more on this link: https://obem.be/2014/06/04/sip-on-android.html