"Perplexity is the beginning of knowledge."

-Khalil Gibran

"1pcc", "3pcc", "1st person call control", "3rd party call control", "Application answer model", "Media server answer model".   The list goes on and on.

When designing media server applications we hear these terms all the time. Now it is time to find out what they actually mean and how their call flows look.

As promised in the last video, today we will tackle the frequently asked question

"What is the difference between 1pcc & 3pcc?"  

Youtube link - https://www.youtube.com/watch?v=PQIYNgCt1Qs

I invite you to comment below to participate in the discussion on “1pcc vs. 3pcc - Which do you prefer?” 

Links from the video:

3pcc Wikipedia

Sip 3pcc Spec

WebSequenceDiagrams site