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https://blog.it-kb.ru/2016/08/24/unified-communications-user-community-uc-uc2-event-17-exchange-server-rbac-skype-for-business-deep-drive/
Unified Communications User Community (UC²). Встреча №17: Exchange Server RBAC (Константин Гузнин) и Skype for Business DeepDrive (Дмитрий Черников)