What Is a Session Border Controller? A Session Border Controller is a network element designed to control signaling and media streams during communication sessions. It sits between two networks—typically an internal enterprise network and an external service provider network—and acts as a trusted intermediary. By managing session initiation, termination, and routing, an SBC ensures that communication flows smoothly while enforcing network policies and security rules. Read More - https://ubiqcom.in/session-border-controller/sbc