This document provides information about how to use the Unified Communications Policies features, also referred as Domain Policies, of Avaya SBC. With the Domain Policies feature, you can configure, apply, and manage security rule sets, which are based upon the source and destination endpoint and session call flows entering or exiting the enterprise. The document also provides information to monitor SIP-based UC network security by using the Element Management System (EMS) web interface and various incident and historical reports.