3Com 3C900B Installation And Operating Instructions Manual page 82

If you look in the upper left hand corner of the
display, you will see the commands currently in
use.
The "Modem to Computer" screen allows you
to configure the following settings:
LOCAL ECHO
RESULT CODES
RESULT CODE PREFERENCES
78
U M S
SING ODEM TATION
TIP:
'AATTDDTT' on your screen, it is
possible that both your software and
modem have Local Echo set to 'ON'.
Turn Local Echo 'OFF' on EITHER the
modem or the software to solve this
problem.
For details on using the commands in this
screen, refer to the "Glossary" or "Technical
Quick Reference" sections of this manual.
Click Help to see quick definitions of
terminology used in this screen.
This screen also includes a chart of the ways
result codes can be displayed. Click Codes to
view a chart of the display options.
Once you configure your settings, click Save
to Modem to save your choices.
If you type ATDT and see