GM1 ATS.OR.400(a) Aeronautical mobile service (air-ground communications) -- general

• ED Decision 2020/008/R found in: ATM/ANS Provision of Services (2017/373) (Feb 2023)

GM1 ATS.OR.400(a) Aeronautical mobile service (air-ground communications) — general ED Decision 2020/008/R RELIABILITY AND AVAILABILITY OF RADIO COMMUNICATIONS AND NAVIGATION AIDS When providing ATS surveillance service, the air traffic services provider should ensure that the levels of reliability and availability of communication systems are such that the possibility of system failures or significant degradations is very remote, and that adequate backup facilities are provided. Guidance material and information pertaining to system reliability and availability may be found in ICAO Annex 10 Volume I, and in particular in Attachment F ‘Guidance material concerning reliability and availability of radio communications and navigation aids’ thereto. GM1 ATS.OR.400(a) Aeronautical mobile service (air-ground communications) — general ED Decision 2020/008/R RELIABILITY AND AVAILABILITY OF RADIO COMMUNICATIONS AND NAVIGATION AIDS When providing ATS surveillance service, the air traffic services provider should ensure that the levels of reliability and availability of communication systems are such that the possibility of system failures or significant degradations is very remote, and that adequate backup facilities are provided. Guidance material and information pertaining to system reliability and availability may be found in ICAO Annex 10 Volume I, and in particular in Attachment F ‘Guidance material concerning reliability and availability of radio communications and navigation aids’ thereto.