We confirmed upgrade to Chrome 86 causes error and unable to make WebRTC call.
Our team released patch for this issue. Please deploy WAR file on your Fusion Application Server admin console
4. Verify your deployment
5. restart FAS server by execute terminal console command "service fas restart"
Patch can be downloaded from our customer portal.
<updated: Oct 10, 2020>
We updated patch to resolve call recovery issue after hold/un-hold call.