Improve p2c test case to use those values and fix a bug in overproduction prevention code to not chew CPU while producing.
Improve p2c test case to use those values and fix a bug in
overproduction prevention code to not chew CPU while producing.

sippy/rtpproxy,dsanders11/rtpproxy,sippy/rtpproxy,sippy/rtpproxy,dsanders11/rtpproxy,dsanders11/rtpproxy