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Area Telegraphy, facsimile and data communication / Telegraph and data switching, signalling

IEV ref 721-17-68

en
engaged signal
busy signal
a service signal which indicates that the called station is busy or not available

fr
signal d'occupation, m
signal de service indiquant que le poste demandé est occupé ou indisponible

ar
إشارة الانشغال، إشارة مشغول

de
Besetzt-Signal, n

es
señal de ocupación

it
segnale di occupato

ko
화중신호
통화 중 신호

ja
話中信号

pl
sygnał zajętości

pt
sinal de ocupado

sv
upptagetsignal

Publication date: 1991-11
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