TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

D-CHANNEL [1 record]

Record 1 1996-09-13

English

Subject field(s)
  • Radiotelephony
CONT

Like MUX2, MUX4 contains two sub-multiplexes: the SYN channel and the D channel. ... The 1.333 kbit/s D-channel is used for layer 2 and 3 messaging, as well as to indicate the status of the channel.

French

Domaine(s)
  • Radiotéléphonie
DEF

Canal logique de signalisation

CONT

Le canal D supporte les messages de supervision de la couche 2 du modèle OSI (établissement et maintien de la liaison) et fournit un service de niveau 2 (protocole de transmission dérivé du HDLC High Data Level Control) à la couche 3.

CONT

MUX4, comme MUX2, comporte deux sous-multiplexeurs : la voie SYN et la voie D. [...] La voie D de 1,333 kbit/s est utilisée pour la messagerie de couches 2 et 3 ainsi que pour l'indication d'état de la voie.

OBS

Normes CT2 et CT2Plus

Spanish

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