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Mediatrix Sentinel 400 SBC

The Sentinel 400 bundles the capabilities of a Session Border Controller and a Media Gateway. Robust, field-upgradable, and ready for third-party software integration, this multi-service business platform is designed for medium and large enterprises. Sentinel 400 is ideally targeting applications for up to 2000 users.


The Sentinel 400 delivers a flexible architecture designed to address a variety of applications including security, demarcation point, SIP normalisation, and survivability.


Sentinel SBCs are fully certified with Broadsoft softswitches.


The Mediatrix Sentinel ensures the quality of service by establishing calls through a secondary server or through the PSTN when the primary server is temporarily unavailable.

Network Demarcation

Sentinel monitors the quality of service and provides enhanced troubleshooting tools to understand and resolve failures affecting the service.

SIP Normalisation

The Mediatrix Sentinel normalises SIP signaling protocols supported by vendors into a single well-defined interface that can be adapted to any specific IMS or Softswitch implementation.

Integration with Third-Party Applications

Sentinel provides an open environment for system integrators to bundle their own applications into a business-class multi-service platform, optimising CPE investment while addressing the complete solution for customer needs.



  • Facilitate TDM replacement projects, fully migrating to SIP or integrating the current legacy equipment
  • Ensure security, protection against fraud, and interoperability for SIP trunk deployments
  • Provide survivability and QoS in Hosted Unified Communications/PBX deployments


  • Safely connect branch offices and mobile workers to the enterprise PBX or UC system
  • Integrate third-party applications in a single box for niche markets
  • Perform SIP normalisation translating any vendor implementation into a single well-defined SIP interface

Access Solutions to know more about these applications.

Key Features

Carrier-Grade Voice Quality

T.38 and clear channel fax over IP
High performance processing of up to 250 voice channels

Easy Configuration and Management

Zero-touch configuration
Intuitive Web GUI

Robust Security

Enterprise communication encryption
SIP-enabled firewall inspects and authorises communications and prevents DoS attacks


Dual-stack IPv6 and IPv4
NAT, firewall, and router capabilities

Field Upgradability

Scalable and modular design allows adding interface cards as enterprise needs
Third-party application integration


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