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Re: Modem probe problems -- Newbie stuck

> Yet when I enter:
> cu -l /dev/ttyS0
> I receive the message:
> cu: open (/dev/ttyS0):  Permission denied
> cu: /dev/ttyS0: Line in use

Looks like a Red Hat problem to me.  Assuming that you bought it from
Red Hat, I suggest you make them work for their money.  Otherwise it
looks as though permissions are wrong on the devices or the lock file

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