Description
ICAO DOC 8259 Manual on the Planning and Engineering of the Aeronautical Fixed Telecommunications Network Ed 5
This document addresses policy matters, network performance and routing of traffic in the aeronautical fixed telecommunication network (AFTN). It also contains an elaborate description of the common ICAO data interchange network (CIDIN) and guidance material relating to the exchange of operational meteorological (OPMET) data over aeronautical fixed service (AFS) circuits. 5th Edition


