See stream naming scheme below. The example is provided with H.264 and Speex codecs.
Examples:
1. Stream1. da0ac9910ab2a785a5372a9db2465116@192.168.1.5 – H.264+Speex
2. Stream4. INCOMING_VKP005_da0ac9910ab2a785a5372a9db2465116@192.168.1.5 – Speex
3. Stream5. VIDEO_INCOMING_VKP005_da0ac9910ab2a785a5372a9db2465116@192.168.1.5 – H.264
As you can see the stream names have the same call_id da0ac9910ab2a785a5372a9db2465116 in the naming scheme.