3CX SBC is a Session Border Controller (SBC) that enables businesses to connect their on-premises PBX to the cloud. It is a hardware or software appliance that sits between the PBX and the Internet, and it provides a number of important functions, including:
- Security: 3CX SBC protects the PBX from unauthorized access and attacks.
- NAT traversal: 3CX SBC allows the PBX to communicate with devices that are behind a NAT firewall.
- QoS: 3CX SBC ensures that voice and video traffic is prioritized over other types of traffic.
- Interoperability: 3CX SBC supports a wide range of PBX and VoIP providers, making it easy to integrate with existing systems.
3CX SBC is an essential tool for businesses that want to connect their PBX to the cloud. It provides a number of important benefits, including improved security, reliability, and performance.