| Term | Definition |
|---|---|
| PBX | A Private Branch Exchange is a physical device, normally located within the client’s premise. A PBX manages the internal call switching within an office and allows users, whose VOIP phones are connected to it, to share a limited number of public telephone lines. |
© 2026 Exponential-e Ltd. Reg. No. 04499567, Reg. Address:100 Leman Street, London E1 8EU
From Ambition to Enterprise Execution
Building the Foundation for Scalable AI
Turning AI into Real Operational Impact
Scaling AI with Confidence and Control
Turning Complexity into Real Operational Impact
From Ambition to Enterprise Execution
End-to-End Visibility and Assurance Across NHS Digital Ecosystems
From Point-in-Time Compliance to Continuous Cyber Resilience
Collaborative Assurance, Shared Responsibility, and Secure Innovati
Register for waiting list