concurrent

Hey can we have 4k particoant in one Conference on Fusionpbx, i tried that but that didn;t work for it hardly hit 350 partispants can we do that ?

I have a customers' phone system I'm trying to install on our FusionPBX hosted system. Here's all the information I have: Starting Setup: Ext. 201: Yealink T48S Desk Phone and Yealink W60B Base Station w/ 2 Handsets Ext. 202: GroundWire Softphone Ext. 203: Grandstream GXP2135 Ext. 204...