Ok, i have update and one question.
I removed this 30 phones from voice vlan into separate vlan and make switches span only this network to logger.
So network is now clear from rest of voice traffic.
But i have no luck, there is again error calls with E121701.
Also today trend micro antivirus update decided to make errors E121401, and EXP008, so please if s.one could explain this errors plz.