Lenovo 81713GU User Manual - Page 47

Appendix, Manual, modem, commands

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Appendix C. Manual modem commands The following section lists commands for manually programming your modem. Commands are accepted by the modem while it is in Command Mode. Your modem is automatically in Command Mode until you dial a number and establish a connection. Commands may be sent to your modem from a PC running communication software or any other terminal devices. All commands sent to the modem must begin with AT and end with ENTER. All commands may be typed in either upper or lower case, but not mixed. To make the command line more readable, spaces may be inserted between commands. If you omit a parameter from a command that requires one, it is just like specifying a parameter of 0. Example: ATH [ENTER] Basic AT commands In the following listings, all default settings are printed in bold text. Command A A/ D_ L P T W , @ ! ; DS=n E_ E0 E1 +++ H_ H0 Function Manually answer incoming call. Repeat last command executed. Do not precede A/ with AT or follow with ENTER. 0 - 9, A-D, # and * last number redial pulse dialing Note: Pulse dialing is not supported for Australia, New Zealand, Norway, and South Africa. touch-tone dialing wait for second dial tone pause wait for five seconds of silence flash return to Command Mode after dialing Dial one of the four telephone numbers (n=0-3) stored in the modem non-volatile memory. Commands are not echoed Commands are echoed Escape Characters - Switch from Data Mode to Command Mode (T.I.E.S. Command) Force modem on-hook (hang up) © Copyright IBM Corp. 2004 33

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Appendix
C.
Manual
modem
commands
The
following
section
lists
commands
for
manually
programming
your
modem.
Commands
are
accepted
by
the
modem
while
it
is
in
Command
Mode.
Your
modem
is
automatically
in
Command
Mode
until
you
dial
a
number
and
establish
a
connection.
Commands
may
be
sent
to
your
modem
from
a
PC
running
communication
software
or
any
other
terminal
devices.
All
commands
sent
to
the
modem
must
begin
with
AT
and
end
with
ENTER
.
All
commands
may
be
typed
in
either
upper
or
lower
case,
but
not
mixed.
To
make
the
command
line
more
readable,
spaces
may
be
inserted
between
commands.
If
you
omit
a
parameter
from
a
command
that
requires
one,
it
is
just
like
specifying
a
parameter
of
0
.
Example:
ATH
[ENTER]
Basic
AT
commands
In
the
following
listings,
all
default
settings
are
printed
in
bold
text
.
Command
Function
A
Manually
answer
incoming
call.
A/
Repeat
last
command
executed.
Do
not
precede
A/
with
AT
or
follow
with
ENTER.
D_
0
-
9,
A-D,
#
and
*
L
last
number
redial
P
pulse
dialing
Note:
Pulse
dialing
is
not
supported
for
Australia,
New
Zealand,
Norway,
and
South
Africa.
T
touch-tone
dialing
W
wait
for
second
dial
tone
,
pause
@
wait
for
five
seconds
of
silence
!
flash
;
return
to
Command
Mode
after
dialing
DS=n
Dial
one
of
the
four
telephone
numbers
(n=0-3)
stored
in
the
modem
non-volatile
memory.
E_
E0
Commands
are
not
echoed
E1
Commands
are
echoed
+++
Escape
Characters
-
Switch
from
Data
Mode
to
Command
Mode
(T.I.E.S.
Command)
H_
H0
Force
modem
on-hook
(hang
up)
©
Copyright
IBM
Corp.
2004
33