June 2000
Beginner
704 pages
14h 55m
English
Content preview from Practical Linux
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Creating the /dev/modem Device
You don't have to always remember which serial port is connected to your modem. An easy way to determine what port your modem is attached to is to create a device called /dev/modem. You can create one from the command line using the ln command.
Creating /dev/modem with the ln Command
You can also create the /dev/modem device from the command line by using the ln (link) command. To create /dev/modem if your modem is connected to ttyS0, log in as the root operator and enter the following:
# ln -s /dev/ttyS0 /dev/modem
This command line creates a symbolic link, /dev/modem, which points to the ttyS0 serial port. Check this link with the ls (list directory) command, like so:
# ls -l /dev/modem lrwxrwxrwx 1 root root ...
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