Data Addendum
June 15, 1998
Version 1.1
Host-Based Controller Modem AT Command Set
Contents
Page
AT Command Summary ........................................2
AT Commands Reference .....................................6
Test and Debug AT Commands ..........................24
AT Commands Reference S-Registers ...............29
AT FAX Command Set (Class 1 FAX)..................36
AT FAX Commands Reference............................37
AT Voice Command Set.......................................42
AT Voice Commands Reference .........................43
AT C
OMMANDS
: S
PEAKERPHONE
O
PERATION
.........45
AT C
OMMANDS
: T
ELEPHONE
A
NSWERING
D
EVICE
...45
AT V
OICE
C
OMMAND
S
ET
N
OT
D
EFINED
I
N
IS-101
S
PECIFICATIONS
...................................................48
V
OICE
M
ODEM
C
OMMAND
E
XAMPLES
.....................49
AT DSVD Commands...........................................56
V.25ter AT Commands.........................................57
V.80 AT Commands .............................................59
AT Commands for Homologation Testing and
Debugging............................................................61
C
ONFIGURING FOR
D
IFFERENT
C
OUNTRIES
.............63
C
OUNTRY
S
PECIFIC
H
OMOLOGATION
P
ARAMETERS
.69
C
OUNTRY
S
PECIFIC
S R
EGISTER
D
EFAULTS
............84
C
HANGING THE
DTMF D
IAL
S
PEED
D
EFAULT
V
ALUE
86
Introduction
This document specifies the Lucent Technologies
MTC AT Command Set for the host-based controller
modem products. Note that if a particular modem
board does not support a feature (such as voice),
then the corresponding commands are disabled for
that modem.