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MultliModemISI Hybrid Series, ISIHI-2S 97
Chapter 5—TERMINAL ADAPTER AT Commands, S-Registers, Result Codes
Terminal Adapter
*!N1=n
DN 1
Values:n = 24-character string
Default: null string
Sets directory number (DN) for channel 1. The directory number is telephone number
assigned to the TA at subscription time by the ISDN service provider. The DN is a string
of up to 24 characters; valid characters are 0–9, the * character, and the # character.
*!N1=n
Sets the DN for the voice channel
!Z=n
Rate Adaption Protocol
Values: n
= 5, 9, or 12
Default:
!Z=9
(PPP)
Selects the rate adaption protocol used to communicate with another terminal adapter.
The local and remote terminal adapters must be set to the same protocol for
communication to take place.
!Z=5
V.120 protocol
!Z=9
PPP protocol
Serial Port Configuration Commands
Use the following commands to control the interaction between the TA and the computer
connected to it.
En
Command Mode Echo
Values: n = 0 or 1
Default:
E1
(Echo on)
Normally, when you enter commands, the TA echoes the characters back to the
computer or terminal where they display on the monitor. Use the
E
command to turn this
feature on and off.
E0
Echo off
E1
Echo on
L5
and
L6
List Active Profile
Values: n = 5 or 6
Default: none
Lists current operating parameters of the TA. This information is useful when changing
communications software or when changing default settings.
ATL5
lists AT command
parameters, and
ATL6
lists values currently stored in the S-Registers. (For more
information on S-Registers, see Chapter 6,
Terminal Adapter S-Registers
.)
L8
Lists Low Level ISDN Status
Qn
Enable/Disable Result Codes
Values: n = 0, 1, or 2
Default:
Q0
(Enable result codes)
Controls whether the TA sends result codes to the computer. (Use the
V
command to
select the format of the result codes.)
Q0
Enable result codes.
Q1
Disable result codes (quiet mode) for applications such as computer-
controlled auto dialing.