Microsoft Teams Session Border Controller (SBC) ensures nontoxic and good communication between Teams

https://www.scribd.com/document/870170276/Examining-VoIP-Quality-Metrics-How-SBCs-Influence-Audio-Quality-228260

Microsoft Teams Session Border Controller (SBC) guarantees steady and risk-free communication between Teams and external voice functions, featuring superior call first-rate and defense from unauthorized access.