Hello Tzunt,We have increased the Busy Trigger to 20 as per your suggestion and we will wait to see what happens. We do have a SIP Trunk for our PSTN but not to a CUBE and i don't believe this is related because the issue happens even if you are call...

HelloWe are facing exactlly the same issue for the last few months!!!We are on a CUCM 8.6.2 with 8961 phonesWe have more than 350 registered phones and we are facing this issue on around 10 phones onlyTAC is trying to figure out the problem but they ...