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DEFINITY Communications System APPENDIX A: AT COMMAND SET
7400B Data Module
User’s Guide
Page A-7
Command:
Function:
Type:
Arguments:
S-Register:
Example:
Comments:
ath
[ Enter ]
See Also:
H
Switch hook control.
immediate
No argument or an argument of 0 causes the data module to go on-
hook.
none
The H command with no argument can be used during a data call to
cause the 7400B Data Module to go on-hook (hang up) after using the
escape sequence
(+++)
to return to command mode. An argument of 0
produces the same result, and an argument of 1 is accepted but causes
no action.
The escape sequence command
(+++);
Chapter 4, “Operation and
Configuration.”