Annex 10. Vol 2. Edition 7
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Aeronautical Telecommunications. Volume II. Communication Procedures including those with PANS status
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INTERNATIONAL CIVIL AVIATION ORGANIZATIONAnnex 10Practices and the Procedures for Air Navigation Services, see Foreword.For information regarding the applicability of the Standards and Recommended This edition supersedes, on 10 November 2016, all previous editions of Annex 10, Volume II.Volume IICommunication Procedures including those with PANS statusSeventh Edition, July 2016to the Convention on International Civil AviationAeronautical TelecommunicationsInternational Standardsand Recommended Practicesand Procedures for Air Navigation Services
INTERNATIONAL CIVIL AVIATION ORGANIZATIONAnnex 10Practices and the Procedures for Air Navigation Services, see Foreword.For information regarding the applicability of the Standards and Recommended This edition supersedes, on 10 November 2016, all previous editions of Annex 10, Volume II.Volume IICommunication Procedures including those with PANS statusSeventh Edition, July 2016to the Convention on International Civil AviationAeronautical TelecommunicationsInternational Standardsand Recommended Practicesand Procedures for Air Navigation Services
Published in separate English, Arabic, French, Russian and Spanish editions by the INTERNATIONAL CIVIL AVIATION ORGANIZATION 999 Robert-Bourassa Boulevard, Montral, Quebec, Canada H3C 5H7 For ordering information and for a complete listing of sales agents and booksellers, please go to the ICAO website at www.icao.int First edition 1950 Sixth edition 2001 Seventh edition 2016 Annex 10 Aeronautical Telecommunications Volume II Communication Procedures including those with PANS status Order Number AN 10-2 ISBN 978-92-9265-088-9 print version ISBN 978-92-9275-772-4 electronic version ICAO 2016 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means, without prior permission in writing from the International Civil Aviation Organization.
iii AMENDMENTS Amendments are announced in the supplements to the Products and Services Catalogue the Catalogue and its supplements are available on the ICAO website at www.icao.int. The space below is provided to keep a record of such amendments. RECORD OF AMENDMENTS AND CORRIGENDA AMENDMENTS CORRIGENDA No. Date applicable Date entered Entered by No. Date of issue Date entered Entered by 44-90 Incorporated in this edition 91 8/11/18 16/7/18 ICAO 92 5/11/20 20/7/20 ICAO 93 28/11/24 22/7/24 ICAO 94 27/11/25 - ICAO
ANNEX 10 VOLUME II v 10/11/16 TABLE OF CONTENTS Page Foreword ................................................................................................................................................................... ix Chapter 1. Definitions............................................................................................................................................ 1-1 1.1 Services ...................................................................................................................................................... 1-2 1.2 Stations ....................................................................................................................................................... 1-2 1.3 Communication methods ........................................................................................................................... 1-3 1.4 Direction finding ........................................................................................................................................ 1-4 1.5 Teletypewriter systems............................................................................................................................... 1-5 1.6 Agencies ..................................................................................................................................................... 1-5 1.7 Frequencies ................................................................................................................................................ 1-5 1.8 Data link communications.......................................................................................................................... 1-5 1.9 Miscellaneous............................................................................................................................................. 1-6 Chapter 2. Administrative Provisions Relating to the International Aeronautical Telecommunication Service ........................................................................................................................................................................ 2-1 2.1 Division of service ..................................................................................................................................... 2-1 2.2 Telecommunication Access................................................................................................................... 2-1 2.3 Hours of service ......................................................................................................................................... 2-1 2.4 Supervision ................................................................................................................................................ 2-1 2.5 Superfluous transmissions .......................................................................................................................... 2-2 2.6 Interference ................................................................................................................................................ 2-2 Chapter 3. General Procedures for the International Aeronautical Telecommunication Service.................. 3-1 3.1 General ....................................................................................................................................................... 3-1 3.2 Extensions of service and closing down of stations ................................................................................... 3-1 3.3 Acceptance, transmission and delivery of messages .................................................................................. 3-1 3.4 Time system ............................................................................................................................................... 3-3 3.5 Record of communications ........................................................................................................................ 3-3 3.6 Establishment of radiocommunication ....................................................................................................... 3-4 3.7 Use of abbreviations and codes .................................................................................................................. 3-4 3.8 Cancellation of messages ........................................................................................................................... 3-4 3.9 Globally unique flight identifier GUFI .................................................................................................... 3-5 Chapter 4. Aeronautical Fixed Service AFS ..................................................................................................... 4-1 4.1 General ....................................................................................................................................................... 4-1 4.2 ATS direct speech circuits ......................................................................................................................... 4-4 4.3 Meteorological operational channels and meteorological operational telecommunication networks ..................................................................................................................... 4-4 4.4 Aeronautical fixed telecommunication network AFTN ......................................................................... 4-4 4.4.1 General ........................................................................................................................................... 4-4 4.4.2 Message format ITA-2 .............................................................................................................. 4-11 28/11/24 No. 93
Annex 10 Aeronautical Telecommunications Volume II Page 10/11/16 vi 4.4.3 Address........................................................................................................................................... 4-14 4.4.4 Origin ............................................................................................................................................. 4-16 4.4.5 Text ................................................................................................................................................ 4-17 4.4.6 Ending ............................................................................................................................................ 4-18 4.4.7 Tape feed ........................................................................................................................................ 4-19 4.4.8 Stripped address ............................................................................................................................. 4-20 4.4.9 Teletypewriter operating procedure general .............................................................................. 4-20 End-of-line functions .............................................................................................................. 4-20 Duration of transmissions ....................................................................................................... 4-20 Channel-check transmissions .................................................................................................. 4-20 4.4.10 Normal teletypewriter transmission procedures ............................................................................. 4-22 Form of transmission teletypewriter operation .................................................................. 4-22 Message format ....................................................................................................................... 4-23 Reprocessing procedures ......................................................................................................... 4-23 Acknowledgement of receipt of messages .............................................................................. 4-24 4.4.11 Action on mutilated or improperly formatted messages detected in teletypewriter relay stations ........................................................................................................... 4-24 4.4.12 Correction of errors during tape preparation .................................................................................. 4-30 4.4.13 Correction of errors during message origination in cases where the message is flowing into the AFTN during preparation .................................................................. 4-31 4.4.14 Predetermined distribution system for AFTN messages ................................................................ 4-31 4.4.15 Message format IA-5 ................................................................................................................. 4-32 Heading ................................................................................................................................... 4-33 Address ................................................................................................................................... 4-34 Text ......................................................................................................................................... 4-37 4.4.16 Action taken on mutilated messages in IA-5 detected in computerized AFTN relay stations ....................................................................................................................... 4-41 4.4.17 Transfer of AFTN messages over code and byte independent circuits and networks .................................................................................................................................. 4-41 4.5 Common ICAO Data Interchange Network CIDIN ................................................................................ 4-42 4.6 ATS message handling services ATSMHS ............................................................................................. 4-42 4.7 Inter-centre communications ICC ........................................................................................................... 4-43 Chapter 5. Aeronautical Mobile Service Voice Communications ................................................................ 5-1 5.1 General ....................................................................................................................................................... 5-1 Categories of messages ........................................................................................................................ 5-2 Cancellation of messages ..................................................................................................................... 5-3 5.2 Radiotelephony procedures ........................................................................................................................ 5-4 5.2.1 General ........................................................................................................................................... 5-4 Language to be used ................................................................................................................ 5-4 Word spelling in radiotelephony ............................................................................................. 5-4 Transmission of numbers in radiotelephony ........................................................................... 5-6 Transmitting technique ........................................................................................................... 5-8 Composition of messages ........................................................................................................ 5-11 Calling ..................................................................................................................................... 5-12 Test procedures ....................................................................................................................... 5-17 Exchange of communications ................................................................................................. 5-18 5.2.2 Establishment and assurance of communications .......................................................................... 5-20 Communications watch/Hours of service ............................................................................... 5-20 Principles of network operation HF communications .......................................................... 5-21
Table of Contents Annex 10 Aeronautical Telecommunications Page vii 10/11/16 Frequencies to be used ............................................................................................................ 5-22 Establishment of communications .......................................................................................... 5-22 Transfer of HF communications ............................................................................................. 5-23 Transfer of VHF communications .......................................................................................... 5-23 Voice communications failure ................................................................................................ 5-23 5.2.3 HF message handling ..................................................................................................................... 5-25 General .................................................................................................................................... 5-25 Transmission of ATS messages to aircraft .............................................................................. 5-26 Recording of air-ground communications on teletypewriter ................................................... 5-26 5.2.4 SELCAL procedures ...................................................................................................................... 5-27 General .................................................................................................................................... 5-27 Notification to aeronautical stations of aircraft SELCAL codes ............................................. 5-27 Pre-flight check ....................................................................................................................... 5-28 Establishment of communications .......................................................................................... 5-28 En-route procedures ................................................................................................................ 5-28 SELCAL code assignment to aircraft...................................................................................... 5-29 5.3 Distress and urgency radiotelephony communication procedures ............................................................. 5-29 5.3.1 General ........................................................................................................................................... 5-29 5.3.2 Radiotelephony distress communications ...................................................................................... 5-30 Action by the aircraft in distress ............................................................................................. 5-30 Action by the station addressed or first station acknowledging the distress message ............. 5-31 Imposition of silence ............................................................................................................... 5-31 Action by all other stations ..................................................................................................... 5-31 Termination of distress communications and of silence ......................................................... 5-32 5.3.3 Radiotelephony urgency communications ..................................................................................... 5-32 Action by the aircraft reporting an urgency condition except as indicated in 5.3.3.4 ............. 5-32 Action by the station addressed or first station acknowledging the urgency message ............ 5-33 Action by all other stations ..................................................................................................... 5-33 Action by an aircraft used for medical transports ................................................................... 5-33 Action by the station addressed or by other stations receiving a medical transports message 5-34 5.4 Communications related to acts of unlawful interference .......................................................................... 5-34 Chapter 6. Aeronautical Radio Navigation Service ............................................................................................ 6-1 6.1 General ....................................................................................................................................................... 6-1 6.2 Direction finding ........................................................................................................................................ 6-1 Chapter 7. Aeronautical Broadcasting Service ................................................................................................... 7-1 7.1 General ....................................................................................................................................................... 7-1 7.1.1 Broadcast material .......................................................................................................................... 7-1 7.1.2 Frequencies and schedules ............................................................................................................. 7-1 7.1.3 Interruption of service .................................................................................................................... 7-1 7.2 Radiotelephone broadcast procedures ........................................................................................................ 7-2 7.2.1 Broadcast technique ....................................................................................................................... 7-2 7.2.2 Preamble of the general call ........................................................................................................... 7-2
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Annex 10. Vol 2. Edition 7. Aeronautical Telecommunications. Volume II. Communication Procedures including those with PANS statusAnnex 10. Vol 2. Edition 7. Aeronautical Telecommunications. Communication Procedures including those with PANS status.Annex 10. Vol 2. Edition 7. Aeronautical Telecommunications. Communication Procedures including those with PANS status.Annex 10. Vol 2. Edition 6. Aeronautical Telecommunications. Communication Procedures including those with PANS status.Annex 10. Vol 2. Edition 5. Aeronautical Telecommunications. Communication Procedures including those with PANS status.Annex 10. Vol 2. Edition 4. Aeronautical Telecommunications. Communication Procedures including those with PANS status.Annex 10. Vol 2. Edition 2. Aeronautical Telecommunications. Communication Procedures including those with PANS status.Annex 10. Vol 2. Edition 1. Aeronautical Telecommunications. Communication Procedures including those with PANS status.Annex 1. Edition 14. Personnel LicensingAnnex 2. Edition 11. Rules of the AirAnnex 5. Edition 5. Units of Measurement to be Used in Air and Ground Operations.Annex 10. Vol 1. Edition 8. Aeronautical Telecommunications. Volume I. Radio Navigation AidsAnnex 11. Edition 15. Air Traffic ServicesAnnex 15. Edition 16. Aeronautical Information ServicesDoc 4444. Edition 16. Procedures For Air Navigation Services. Air Traffic ManagementDoc 8400. Edition 9. Procedures for air navigation services. ICAO Abbreviations and CodesDoc 10066. Edition 1. Procedures for Air Navigation Services. Aeronautical Information ManagementDoc 10199. Edition 1. Procedures for Air Navigation Services. Information ManagementDoc 7910. Edition 199. Location IndicatorsDoc 8585. Edition 216. Designators for Aircraft Operating Agencies, Aeronautical Authorities and ServicesDoc 9683. Edition 1. Human Factors Training ManualDoc 9694. Edition 2. Manual of Air Traffic Services Data Link ApplicationsDoc 9718. Vol 1. Edition 2. Handbook on Radio Frequency Spectrum Requirements for Civil Aviation. Volume I. ICAO spectrum strategy, policy statements and related informationDoc 9869. Edition 2. Performance-Based Communication and Surveillance (PBCS) ManualDoc 9880. Part 4. Edition 3. Manual on Detailed Technical Specifications for the Aeronautical Telecommunication Network (ATN) using ISO/OSI Standards and Protocols. Part IV. Directory Services and Identifier RegistrationDoc 9925. Edition 1. Manual on the Aeronautical Mobile Satellite (Route) ServiceDoc 9965. Edition 1. Manual on Flight and Flow — Information for a Collaborative Environment (FF-ICE)Doc 10037. Edition 1. Global Operational Data Link (GOLD) Manual (English-only publication)Annex 1. Edition 6. Personnel LicensingAnnex 1. Edition 10. Personnel LicensingAnnex 2. Edition 10. Rules of the AirAnnex 3. Edition 7. METEOROLOGYAnnex 3. Edition 10. Meteorological Service for International Air NavigationAnnex 3. Edition 13. Meteorological Service for International Air NavigationAnnex 3. Edition 20. Meteorological Service for International Air Navigation. Part I — Core SARPs. Part II — Appendices and AttachmentsAnnex 4. Edition 2. AERONAUTICAL CHARTSAnnex 4. Edition 6. AERONAUTICAL CHARTSAnnex 5. Edition 3. UNITS OF MEASUREMENT TO BE USED IN AIR-GROUND COMMUNICATIONSAnnex 6. Part 2. Edition 2. International General Aviation — AeroplanesAnnex 6. Edition 6. OPERATION OF AIRCRAFTAnnex 6. Part 1. Edition 6. Part I — International Commercial Air Transport — AeroplanesAnnex 6. Part 2. Edition 6. International General Aviation — AeroplanesAnnex 6. Part 1. Edition 8. Part I — International Commercial Air Transport — AeroplanesAnnex 6. Part 1. Edition 9. Part I — International Commercial Air Transport — AeroplanesAnnex 6. Part 2. Edition 10. Operation of Aircraft. Part II. International General Aviation. AeroplanesAnnex 6. Part 2. Edition 11. Operation of Aircraft. Part II. International General Aviation. AeroplanesAnnex 6. Part 3. Edition 11. Operation of Aircraft. Part III. International Operations. HelicoptersAnnex 6. Part 1. Edition 12. Operation of Aircraft. Part I. International Commercial Air Transport. AeroplanesAnnex 7. Edition 3. AIRCRAFT NATIONALITY AND REGISTRATION MARKSAnnex 8. Edition 13. Airworthiness of AircraftAnnex 9. Edition 4. FACILITATIONAnnex 9. Edition 6. FACILITATIONAnnex 9. Edition 7. FACILITATIONAnnex 10. Vol 1. Edition 2. Aeronautical Telecommunications. (PART I; -- EQUIPMENT AND SYSTEMS ; PART I I- RADIO FREQUENCIES)Annex 10. Vol 3. Edition 2. Aeronautical Telecommunications. Communication Systems. (Part I — Digital Data Communication Systems; Part II — Voice Communication Systems).Annex 10. Vol 4. Edition 4. Aeronautical Telecommunications. Surveillance and Collision Avoidance Systems.Annex 10. Vol 4. Edition 5. Aeronautical Telecommunications. Surveillance and Collision Avoidance SystemsAnnex 10. Vol 1. Edition 7. Aeronautical Telecommunications Radio Navigation AidsAnnex 10. Vol 1. Edition 7. Aeronautical Telecommunications. Radio Navigation Aids.Annex 11. Edition 4. Air Traffic Services.Annex 11. Edition 7. Air Traffic Services.Annex 12. Edition 3. Search and Rescue.Annex 12. Edition 5. Search and Rescue.Annex 12. Edition 7. Search and Rescue.Annex 14. Vol 1. Edition 1. Aerodromes. Aerodrome Design and Operations.Annex 14. Edition 4. Aerodromes.Annex 14. Vol 1. Edition 4. Aerodromes. Aerodrome Design and Operations.Annex 14. Edition 5. Aerodromes.Annex 14. Edition 6. Aerodromes.Annex 14. Vol 1. Edition 6. Aerodromes. Aerodrome Design and Operations.Annex 14. Edition 7. Aerodromes.Annex 14. Vol 1. Edition 7. Aerodromes. Aerodrome Design and Operations.Annex 14. Vol 1. Edition 8. Aerodromes. Aerodrome Design and Operations.Annex 14. Vol 1. Edition 8. Aerodromes. Volume I. Aerodrome Design and OperationsAnnex 15. Edition 2. Aeronautical Information Services.Annex 15. Edition 3. Aeronautical Information Services.Annex 15. Edition 12. Aeronautical Information Services.Annex 17. Edition 5. Security.Annex 17. Edition 8. Security.Annex 17. Edition 9. Security.Annex 17. Edition 10. Security.Annex 17. Edition 11. Security.Annex 17. Edition 11. SecurityAnnex 17. Edition 12. Aviation Security. Safeguarding International Civil Aviation against Acts of Unlawful InterferenceDoc 4444. Edition 16. Procedures For Air Navigation Services. Air Traffic ManagementDoc 8168. Vol 3. Edition 1. Procedures for air navigation services. Aircraft Operations. Volume III. Aircraft Operating ProceduresDoc 8168. Vol 2. Edition 6. Aircraft Operations. Volume II — Construction of Visual and Instrument Flight ProceduresDoc 8168. Vol 2. Edition 7. Aircraft Operations. Volume II — Construction of Visual and Instrument Flight ProceduresDoc 8400. Edition 9. Procedures for air navigation services. ICAO Abbreviations and CodesDoc 9981. Edition 3. Procedures for air navigation services. AerodromesDoc 4444. Edition 8. RULES OF THE AIR and AIR TRAFFIC SERVICESDoc 4444. Edition 15. Air Traffic ManagementDoc 7910. Edition 180. Location IndicatorsDoc 7910. Edition 181. Location IndicatorsDoc 7910. Edition 182. Location IndicatorsDoc 7910. Edition 184. Location IndicatorsDoc 7910. Edition 186. Location IndicatorsDoc 7910. Edition 187. Location IndicatorsDoc 7910. Edition 188. Location IndicatorsDoc 8335. Edition 5. Manual of Procedures for Operations Inspection, Certification and Continued SurveillanceDoc 8335. Edition 6. Manual of Procedures for Operations Inspection, Certification and Continued SurveillanceDoc 8585. Edition 192. Designators for Aircraft Operating Agencies, Aeronautical Authorities and ServicesDoc 8585. Edition 193. Designators for Aircraft Operating Agencies, Aeronautical Authorities and ServicesDoc 8585. Edition 194. Designators for Aircraft Operating Agencies, Aeronautical Authorities and ServicesDoc 8585. Edition 197. Designators for Aircraft Operating Agencies, Aeronautical Authorities and ServicesDoc 8585. Edition 201. Designators for Aircraft Operating Agencies, Aeronautical Authorities and ServicesDoc 8585. Edition 204. Designators for Aircraft Operating Agencies, Aeronautical Authorities and ServicesDoc 8585. Edition 205. Designators for Aircraft Operating Agencies, Aeronautical Authorities and ServicesDoc 8896. Edition 9. Manual of Aeronautical Meteorological PracticeDoc 8896. Edition 12. Manual of Aeronautical Meteorological PracticeDoc 8896. Edition 12. Manual of Aeronautical Meteorological PracticeDoc 9157. Part 1. Edition 3. Aerodrome Design Manual. Part 1 — RunwaysDoc 9157. Part 1. Edition 4. Aerodrome Design Manual. Part 1. RunwaysDoc 9379. Edition 2. Manual of Procedures for Establishment and Management of a State’s Personnel Licensing SystemDoc 9379. Edition 2. Manual of Procedures for Establishment and Management of a State’s Personnel Licensing SystemDoc 9672. Edition 1. Report of the Limited Middle East (COM/MET/RAC). Regional Air Navigation MeetingDoc 9718. Vol 1. Edition 1. Handbook on Radio Frequency Spectrum Requirements for Civil Aviation. Volume I. ICAO spectrum strategy, policy statements and related informationDoc 9718. Vol 2. Edition 2. Handbook on Radio Frequency Spectrum Requirements for Civil Aviation. Volume II. Frequency assignment planning criteria for aeronautical radio communication and navigation systemsDoc 9731. Vol 2. Edition 8. International Aeronautical and Maritime Search and Rescue (IAMSAR) Manual. Mission Co-ordination.Doc 9731. Vol 2. Edition 9. International Aeronautical and Maritime Search and Rescue Manual (IAMSAR). Volume II. Mission coordinationDoc 9750. Global Air Navigation PlanDoc 9750. Edition 5. Global Air Navigation Plan 2016–2030Doc 9814. Annual Report of the Council - 2002 umentation for the Session of the Assembly in 2004Doc 9826. Annual Report of the Council - 2003. Documentation for the Session of the Assembly in 2004Doc 9828. Edition 1. Eleventh Air Navigation Conference. Montréal, 22 September – 3 October 2003. ReportDoc 9863. Edition 2. Airborne Collision Avoidance System (ACAS) ManualDoc 9863. Edition 2. Airborne Collision Avoidance System (ACAS) ManualDoc 9870. Edition 1. Manual on the Prevention of Runway IncursionsDoc 9876. Annual Report of the Council - 2006 umentation for the Session of the Assembly in 2007Doc 9886. Edition 1. Report of the Seventh Meeting of the Committee on Aviation Environmental Protection (CAEP)Doc 9924. Edition 1. Aeronautical Surveillance ManualDoc 9924. Edition 2. Aeronautical Surveillance ManualDoc 9924. Edition 3. Aeronautical Surveillance ManualDoc 9994. Edition 2. Manual on Airborne Surveillance ApplicationsDoc 10028. Edition 1. Assembly 38th Session Montréal, 24 September - 4 October 2013. Technical Commission. ReportDoc 10055. Edition 1. Manual on Notification and Publication of DifferencesDoc 10056. Vol 2. Edition 1. Manual on Air Traffic Controller Competency-based Training and Assessment. Volume II. On-the-job Training Instructor (OJTI)Doc 10057. Edition 1. Manual on Air Traffic Safety Electronics Personnel Competency-based Training and AssessmentDoc 10073. Edition 1. Summary Minutes with Subject Index. Council - 207th Session (15 February - 11 March 2016) (English-only publication)Doc 10074. Edition 1. Budget of the Organization 2017-2018-2019Doc 10088. Edition 1. Manual on Civil-Military Cooperation in Air Traffic ManagementDoc 10100. Edition 1. Manual on Space Weather Information in Support of International Air NavigationDoc 10106. Edition 1. Manual on Flight Operations Officers/Flight Dispatchers Competency-based Training and AssessmentDoc 10150. Edition 1. Manual on the Functional Specifications for the Location of an Aircraft in Distress Repository (LADR)Doc 10153. Edition 1. Guidance on the Preparation of an Operations Manual Circular 69. Aircraft Accident Digest No. 13Circular 109. Planning of Air Traffic Services for SST AircraftCircular 111. Guidance Material on Area NavigationCircular 126. Guidance Material on SST Aircraft OperationsCircular 212. Secondary Surveillance Radar Mode S Data LinkCircular 318. Edition 1. Language Testing Criteria for Global HarmonizationCircular 341. Edition 1. Guidelines for the Implementation of Lateral Separation Minima
Table Of Contents
COVER PAGE
FOREWORD
CHAPTER 1. DEFINITIONS
1.1 Services
1.2 Stations
1.3 Communication methods
1.4 Direction finding
1.5 Teletypewriter systems
1.6 Agencies
1.7 Frequencies
1.8 Data link communications
1.9 Miscellaneous
CHAPTER 2. ADMINISTRATIVE PROVISIONS RELATING TO THE INTERNATIONAL AERONAUTICAL TELECOMMUNICATION SERVICE
2.1 Division of service
2.2 Telecommunication — Access
2.3 Hours of service
2.4 Supervision
2.5 Superfluous transmissions
2.6 Interference
CHAPTER 3. GENERAL PROCEDURES FOR THE INTERNATIONAL AERONAUTICAL TELECOMMUNICATION SERVICE
3.1 General
3.2 Extensions of service and closing down of stations
3.3 Acceptance, transmission and delivery of messages
3.4 Time system
3.5 Record of communications
3.6 Establishment of radiocommunication
3.7 Use of abbreviations and codes
3.8 Cancellation of messages
3.9 GLOBALLY UNIQUE FLIGHT IDENTIFIER (GUFI)
CHAPTER 4. AERONAUTICAL FIXED SERVICE (AFS)
4.1 General
4.2 ATS direct speech circuits
4.3 Meteorological operational channels and meteorological operational telecommunication networks
4.4 Aeronautical fixed telecommunication network (AFTN)
4.4.1 General
4.4.2 Message format — ITA-2
NO. 93 ANNEX 10 — AERONAUTICAL TELECOMMUNICATIONS VOLUME II 10/11/16 (VI)
4.4.3 Address
4.4.4 Origin
4.4.5 Text
4.4.6 Ending
4.4.7 Tape feed
4.4.8 Stripped address
4.4.9 Teletypewriter operating procedure — general
— End-of-line functions
— Duration of transmissions
— Channel-check transmissions
4.4.10 Normal teletypewriter transmission procedures
— Form of transmission — teletypewriter operation
— Message format
— Reprocessing procedures
— Acknowledgement of receipt of messages
4.4.11 Action on mutilated or improperly formatted messages detected in teletypewriter relay stations
4.4.12 Correction of errors during tape preparation
4.4.13 Correction of errors during message origination in cases where the message is flowing into the AFTN during preparation
4.4.14 Predetermined distribution system for AFTN messages
4.4.15 Message format — IA-5
— Heading
— Address
— Text
4.4.16 Action taken on mutilated messages in IA-5 detected in computerized AFTN relay stations
4.4.17 Transfer of AFTN messages over code and byte independent circuits and networks
4.5 Common ICAO Data Interchange Network (CIDIN)
4.6 ATS message handling services (ATSMHS)
4.7 Inter-centre communications (ICC)
CHAPTER 5. AERONAUTICAL MOBILE SERVICE — VOICE COMMUNICATIONS
5.1 General
— Categories of messages
— Cancellation of messages
5.2 Radiotelephony procedures
5.2.1 General
— Language to be used
— Word spelling in radiotelephony
— Transmission of numbers in radiotelephony
— Transmitting technique
— Composition of messages
— Calling
— Test procedures
— Exchange of communications
5.2.2 Establishment and assurance of communications
— Communications watch/Hours of service
— Principles of network operation (HF communications)
— Frequencies to be used
— Establishment of communications
— Transfer of HF communications
— Transfer of VHF communications
— Voice communications failure
5.2.3 HF message handling
— General
— Transmission of ATS messages to aircraft
— Recording of air-ground communications on teletypewriter
5.2.4 SELCAL procedures
— General
— Notification to aeronautical stations of aircraft SELCAL codes
— Pre-flight check
— Establishment of communications
— En-route procedures
— SELCAL code assignment to aircraft
5.3 Distress and urgency radiotelephony communication procedures
5.3.1 General
5.3.2 Radiotelephony distress communications
— Action by the aircraft in distress
— Action by the station addressed or first station acknowledging the distress message
— Imposition of silence
— Action by all other stations
— Termination of distress communications and of silence
5.3.3 Radiotelephony urgency communications
— Action by the aircraft reporting an urgency condition except as indicated in 5.3.3.4
— Action by the station addressed or first station acknowledging the urgency message
— Action by all other stations
— Action by an aircraft used for medical transports
— Action by the station addressed or by other stations receiving a medical transports message 5-34 5.4 Communications related to acts of unlawful interference
CHAPTER 6. AERONAUTICAL RADIO NAVIGATION SERVICE
6.1 General
6.2 Direction finding
CHAPTER 7. AERONAUTICAL BROADCASTING SERVICE
7.1 General
7.1.1 Broadcast material
7.1.2 Frequencies and schedules
7.1.3 Interruption of service
7.2 Radiotelephone broadcast procedures
7.2.1 Broadcast technique
7.2.2 Preamble of the general call
CHAPTER 8. AERONAUTICAL MOBILE SERVICE — DATA LINK COMMUNICATIONS
8.1 General
8.1.1 Data link initiation capability (DLIC)
8.1.2 Composition of data link messages
8.1.3 Display of data link messages
8.2 CPDLC procedures
— Establishment of CPDLC
— Exchange of operational CPDLC messages
— Display of CPDLC messages
— Free text message elements
— Emergencies, hazards and equipment failure procedures
ATTACHMENT A TO VOLUME II — LIST OF SPECIALIZED COM TERMS AND THEIR DEFINITIONS RELATED TO AERONAUTICAL TELECOMMUNICATIONS PLANNING
1. FOR GENERAL USE
2. FOR USE IN AERONAUTICAL FIXED SERVICE PLANNING
3. FOR USE IN AERONAUTICAL MOBILE SERVICE PLANNING
ATTACHMENT B TO VOLUME II — GUIDANCE MATERIAL FOR THE TRANSMISSION OF LONG MESSAGES ON THE AFTN