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10. NBDP TRANSMISSION, RECEPTION
10-10
10.9 Preparation of Macrofiles for Automatic Telex
10.9.1 Automatic telex overview
This section shows you how to communicate with a coast station which handles auto-
matic telex transmission, using macrofiles. You need to register communication chan-
nels and stations, and prepare macrofiles.
The coast stations using automatic telex are MCI Marine Services (North America),
Sydney Radio (Australia), Lyngby Radio (Denmark), and others. The procedure is
mostly common to all coast stations, however refer to the coast station's traffic manual
for details.
Sample of automatic telex network
The services available in automatic telex are
• Message transfer between ship and coast station (store-and-forward)
• Connection with landline telex (direct dialing)
• Multi address
10.9.2 Preparations
You need to register the following three items to use automatic telex.
How to register answerback code
The coast station assigns a telex number. This number functions as an answerback
code. An answerback code contains the following:
The procedure to register the answerback code is the same as which appears in
paragraph 8.1.1. If an answerback code was registered before the commissioning of
• Answerback code • Scan groups • Station names
INTERNATIONAL
TELEX NETWORK
STORE-AND-
FORWARD
DIRECT
DIALING
MULTI-
ADDRESS
CENTRAL
SYSTEM
SYSTEM
CONTROL
SUB-STATION
SHIP
OOOOO SHIP X
OOOOO: Coast station-assigned five-digit telex code
SHIP: Ship name
X: For shipboard station, normally X is entered