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Exploring Your Options
Exchanging data with another computer
The following procedure is intended to support you if you need to
either upgrade your modem or reset the port to the default settings.
If you're having trouble connecting through the modem, you may
need to determine the current COM port name and possibly
change it.
To find out which port your modem is connected to:
1
Click Start, Control Panel, then Printers & Other
Hardware.
2
Click Phone and Modem Options.
The Phone and Modem Options Properties dialog box
displays.
3
Click the Modems tab.
Your modem should be listed next to one of the computer's
COM ports.
4
Make a note of the COM port number.
5
To verify that the modem is set up properly, select the modem
you wish to check and then click Properties to bring up the
dialog box with information specific to that modem.
6
Click the Diagnostics tab, and then click Query Modem.
Windows XP communicates with the modem and displays
identifying information reported by the modem. If Windows
XP cannot communicate with the modem, it displays an error
message. If you receive an error message, consult the
DEFINITION: Although the terms are often used
interchangeably, the serial port and COM port are really
two different things. The serial port is the physical port
on the back of the computer. The COM port is a unique
identifier the computer uses to communicate with the
serial port or other serial devices.
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