
NewRock Unicom · Session Border Controller
SX3000 SBC
XTS SX3000 Session Border Controller connects voice traffic across different IP domains, enabling cross-site IP session interconnectivity and traffic aggregation. Deployed at the edge of carrier networks or enterprise gateways, it provides NAT traversal, media proxying, signaling and media encryption, access control, and QoS assurance.
- Firewall and NAT traversal (local/remote) enables branch offices to connect to the corporate IP-PBX over the internet.
- Media proxy forwards voice and video RTP packets, providing packet loss monitoring and QoS assurance for high-quality calls.
- Supports encryption protocols such as TLS and SRTP, combined with whitelisting, NAT address hiding, and attack interception for access control.
- Product Positioning
- Session Border Controller (SBC): Connects IP voice traffic across different IP domains.
- Deployment Location
- IP provider network edge (between softswitch and voice access) or enterprise network egress
- NAT and Firewall
- Supports firewall traversal and NAT traversal (local/remote).

