I have cucm 8.5 and h323 GW (2911) with many FXO port , I have used a software conference bridge and I can make internal conference call only ;
my problem is: when I dial out side number via H323 GW the call is esablished, and when I press the conferece softkey button on IP Phone to start another call the call also established successfully , but when i press the conf button again to add the call to the conference , the call became dropped immediatly .
Please Advise me to solve this problem , does I need to create harware conference bridge also.
thank you for replying, but how can i check if i did everything for g711 ?
woulld you please provide me steps to check.