DSB has entered into a contract with a tenderer for assistance with the maintenance and further development of TETRA's core network and service platforms in the Emergency Network.

The assistance includes the following:

• In cooperation with suppliers and suppliers:

o Develop system design for changed/new systems and functions/services.

o Ensure that the system documentation is consistent and reflects the actual implementation and rolling out.

o Planning, developing, and carrying out an acceptance test scope in a test environment and production system.

o Ensure that identified errors during the test procedure are solved.

o Planning the roll out strategy in the production system.

• Being a system expert for the core network and end-to-end services.

o Plan and coordinate multiple simultaneous assignments/deliveries based on an efficient and comprehensive understanding.