Recommendation ITU-T E.192 (02/2026) International telecommunication numbering, naming, addressing and identification (NNAI) resources for Internet of things and machine to machine (IoT/M2M) services and applications
Summary
History
Keywords
FOREWORD
Table of Contents
Introduction
1 Scope
2 References
3 Definitions
     3.1 Terms defined elsewhere
     3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Background
7 Numbering for IoT/M2M services/applications
     7.1 E.164 resources assigned to entities other than Member States for IoT/M2M services/applications
     7.2 Numbering resources to support IoT/M2M services/applications
          7.2.1 Structure of numbering resources for IoT/M2M services/applications
          7.2.2 Assignment of E.164 numbering resources for IoT/M2M services/applications
          7.2.3 Sub-assignment of E.164 numbering resources for IoT/M2M services/applications
     7.3 Guidance in managing numbering resources for IoT/M2M services/applications
Appendix I  NNAI resources applicable to IoT/M2M applications/services
     I.1 Names, addresses and other identifiers for IoT/M2M services/applications
     I.2 Names for IoT/M2M services/applications
     I.3 Requirements for names
     I.4 Addresses for IoT/M2M services/applications
     I.5 Other identifiers for IoT/M2M service/applications
          I.5.1 Overview
          I.5.2 Requirements for other identifiers for IoT/M2M service /applications
          I.5.3 Types and uses of other identifiers
               I.5.3.1 Network identifiers
               I.5.3.2 User identifiers
               I.5.3.3 Device or thing identifiers
               I.5.3.4 Location identifiers
               I.5.3.5 Application and service identifiers
               I.5.3.6 Protocol identifiers
     I.6 Overview of NNAI plans and their relationship to IoT/M2M application/services
          I.6.1 E.164 The international public telecommunications numbering plan
          I.6.2 E.212 The international identification plan for public networks and subscriptions
          I.6.3 OID
          I.6.4 IPv6
          I.6.5 MAC addresses
          I.6.6 NSAP addresses
     I.7 Alternative NNAI resources for use in IoT/M2M services/applications extending existing NNAI resources or operator private identities
Appendix II  Use cases
     II.1 Vending machines
     II.2 Smart bridges and tunnels
     II.3 Implantable defibrillators
     II.4 Medical monitors
     II.5 Meters/monitors
     II.6 Tracking
     II.7 Safety monitors
     II.8 Connected vehicle services
     II.9 In-car emergency communication (ICEC)
          II.9.1 Introduction to ICEC
          II.9.2 Generic service description
Bibliography