On Wed, 2 Sep 1998 [EMAIL PROTECTED] wrote:
> Sometimes, when a modem connection with an Internet service provider goes bad,
> the modem remains hung and the COM port (COM4 or /dev/cua3) remains busy, and I
> have to shut down the operating system and turn off the computer or reboot in
> order to use the modem again. Killing the application does not revive the COM
> port, and typing +++ does nothing. This happens also in MS-DOS and OS/2 Warp,
> not just Linux. Is there any way to release the modem port without rebooting?
Sounds like the old problem with a non fully decoded COM4 address
interfering with your VGA (problem with hardware). Try moving your COM4
port to another address. Linux shouldn't have a problem accessing it on
another location.
uwe
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