scope:

The present document defines requirements and proposes a functional architecture of an Emergency Telecommunication Service for international cooperation in Europe.

It clarifies definitions of the different actors.

It classifies the concerned users, types of services offered, timing and location of the events requiring Emergency Telecommunications Service.

It refers to the existing models, while protocols adaptations are being developed in ITU T and R, ETSI, IETF and other organisms of standardization and forums.

It defines the requirements for a functional architecture to support Emergency and Priority user services based on the services asked by the users concerned, through:

• The European Commission and Civil Protection (EGERIS) [7];

ETSI Emergency Telecommunications (EMTEL) [9];

ITU-R and T Public Protection and Disaster Relief (PPDR), Emergency Telecommunication Service (ETS), Telecommunication Disaster Relief (TDR) [3];

ETSI TETRA Users Requirements (URS) [6];

IETF Internet Emergency Prepareness (IEPREP) [8];

ETSI-TIA MESA Specifications of Requirements (SoR) [1].

It proposes a list of services needed in a phasing to define.

NOTE: The term requirement means a capability which may be part of the ETS service, dependant on national decision and technical feasibility.