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8 Terminal Adapters
TA(s) or Terminal Adapters allow the DVST to communicate over digital ISDN
telephone lines.
8.1 ISDN Connection (Terminal Adapter)
Connection to an ISDN line is via a terminal adapter and Port 0. On systems using dual
ISDN lines both Port 0 and Port 1 should be connected.
The type of cable required to connect to the terminal adapter can vary.
DUALISDN=
...Sets dual ISDN support ON or OFF
(default, on)
ISDN=
...Sets ISDN for ATMODE, DIRECT, X21 mode
(default, ATMODE)
DIRECT
DIRECT mode relies upon the terminal adapter dialling a stored
number or a network only accessing a single remote point. Also used
for Demo mode (chapter 7)
ATMODE
ATMODE refers to Hayes AT dialling where the numbers to be dialled
are stored in the DVST dialling menu, also used for Dedicated Micros
Terminal Adaptor TA04
Dedicated Micros Ltd Page 31
DVST Installation Guide Terminal Adapters