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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: SPEAKERPHONE OPERATION.........45
AT C
OMMANDS: TELEPHONE ANSWERING DEVICE...45
AT V
OICE COMMAND SET NOT DEFINED IN IS-101
S
PECIFICATIONS...................................................48
V
OICE MODEM COMMAND EXAMPLES .....................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 DIFFERENT COUNTRIES .............63
C
OUNTRY SPECIFIC HOMOLOGATION PARAMETERS .69
C
OUNTRY SPECIFIC S REGISTER DEFAULTS............84
C
HANGING THE DTMF DIAL SPEED DEFAULT VALUE86
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.