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Using the Internal Modem
Basic operation
8
Connecting to a telephone line
The AT commands for connecting to a telephone line depend on
whether you are using a direct line or an extension line, such as in
an office building.
Direct access line
❖ To place a call using tone dialing, enter:
ATDT******* and press Enter.
The asterisks * indicate the number you are calling.
❖ To place a call using pulse dialing, enter:
ATDP******* and press Enter.
The asterisks * indicate the number you are calling.
Extension line
If you are calling from an extension line, such as in an office
building, and need to dial nine or another number to gain external
access, follow the steps below.
❖ To place a call using tone dialing, enter:
ATDT 9, ******* and press Enter.
The nine or other number is for line access; the comma (,) is
for a pause (about 2 seconds with the default setting) to give
time for a connection. The asterisks * indicate the number you
are calling.
❖ To place a call using pulse dialing, enter:
ATDP 9, ******* and press Enter.
The nine or other number is for line access; the comma is for a
pause (about 2 seconds with the default setting) to give time
for a connection. The asterisks * indicate the number you are
calling.