Naar hoofdinhoud
IALA
COLREG
COLREG
IALA
Lichten
GMDSS
Language
EN
ES
CA
DE
FR
IT
PT
NL
EL
HR
PT-BR
Snelle sprint
Inloggen
1/25
25:00
'Secrecy of correspondence' under ITU RR Articles 17 and 48 means:
A
All messages are encrypted
B
Operators must not divulge the content or…
C
Only distress messages are secret
D
Ship traffic is public