IALA

Interrogation for specified FMs within the IAI branch

Introduction/Additional information:

This IFM allows a station to interrogate for a specified application within the IAI or DAC branch.
This IFM should be returned to the interrogating station only.

Registrant:
ITU-R.M.1371-1
Message number:
6
DAC:
1
FI:
2
State:
in force
Number of slots (max):
1
Permitted as from:
01/01/1998
Details:
Parameter  Number of bits  Description
 IAI/DAC code 10  See Annex 2, Table 20
 FI code 6  See Table 20
 Total number of bits 16

Annex 2, Table 20

 DAC  Function identifier  Resulting application identifier (binary)  Resulting application identifier (hex)  Description
1 0  0000 0000 0100 0000 40  Use of these messages, e.g. for aids-to-navigation, VTS, search and rescue, should be as defined in Annex 5
1 1  0000 0000 0100 0001 41
1 2  0000 0000 0100 0010 42
1 3  0000 0000 0100 0011 43
1  …  0000 0000 01XX XXXX  …
1 63  0000 0000 0111 1111  007F