Critical communications

Prioritised connectivity for organisations reliant on mission-critical communications. From emergency response to critical national infrastructure, organisations rely on communications that must always perform. BT’s Critical Communications portfolio delivers secure resilient capabilities that keep people, systems and data connected even in the most demanding environments.

The network behind the UK’s essential services

The network behind the UK’s essential services

BT is a cornerstone of the UK’s Critical National Infrastructure. From 999 call handling and defence networks to energy and transport systems, we provide the secure foundations that the UK depends on most.

Backed by decades of sustained investment, leading cyber capabilities and resilience at scale, BT is trusted to support the country’s most critical operations.

Introducing Mission Boost
Mission Boost™ is the first proposition within our MissionNet™ portfolio, enabling network prioritisation across national 4G and 5G mobile infrastructure.
It helps organisations maintain access to essential applications during periods of high network demand by providing prioritised access to network capacity, enabling operational users to coordinate and respond in real-time.
  • Stronger continuity
    Maintain access during high demand, supporting consistent response
  • Clearer control
    Improve visibility and access, supporting more effective coordination
  • Greater confidence
    Support consistent performance, reducing risk to service delivery and decisions
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Why BT for Critical Communications

Connectivity at national scale

BT operates networks that support large-scale, high-demand environments across the UK.

Grounded in real operational experience

BT supports communications in complex operational environments, bringing practical understanding of real-world use.

Designed to work with existing systems and workflows

Connectivity and services work with existing devices, applications and environments, supporting operations without requiring fundamental change.

A joined-up communications portfolio

Connectivity and services are designed to work together across MissionNet, helping reduce fragmentation across communications.

Clear service design and behaviour

Defined service characteristics help organisations understand how communications operate in practice.

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