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466 NT7D16 Data Access card
Dialing operation
Like keyboard dialing, the Hayes dialing commands allow the user to initiate
a data call, as well as change certain dialing parameters. The commands
may be entered in either upper or lower case, but must be the same case
throughout the command line. Also the case must match the autobaud case.
Table 182 "AT dialing commands" (page 466)
commands.
Table 182
AT dialing commands
Description
Command
ATA
Answer (answer incoming data call)
ATDnnnn
Dial (n = 0-9, numbers to be dialed)
ATDTnnnn
A/
Repeat last command (no <CR> needed)
ATO
On-line (enter three Escape characters rapidly to go off-line)
ATDPnnnn
Voice call (n = 0-9, numbers to be dialed)
ATF0
Handsfree/mute (toggle Handsfree between mute and normal)
ATF1
Hold (put voice call on hold)
ATF2
Select (take voice call off hold)
ATH0
Hang up data call
ATHP
Hang up voice call
ATQn
Result code (n = 0, 1; if n = 0, result codes are sent)
ATVn
Verbal result (n = 0, 1; if n = 0, numeric codes are sent)
ATXn
Result code selection (n = 0, 1; if n = 1, extended results)
ATSn
Read S register (n = number of S register to read)
ATSn=x
Write S register (n = S register number; x = new value)
ATZ
Soft reset (reset to default parameters)
ATCn
Carrier detect (n = 0, 1; if n = 1, carrier detect is enabled)
Note 1: To use AT dialing, enter CTRL-z at carriage return (<CR>) when the port is idle.
Note 2: Follow each command (except A/) by a carriage return (<CR>) to execute it.
Copyright © 2003-2008, Nortel Networks
.
Note: Hayes dialing does not allow for the Ring Again feature. If a call
is made to a busy number, that call is abandoned.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
provides a list of the AT dialing
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