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List:       rxtx
Subject:    Re: [Rxtx] Why can't I see the lp0?
From:       Trent Jarvi <taj () www ! linux ! org ! uk>
Date:       2005-01-26 15:54:26
Message-ID: Pine.LNX.4.58.0501261553560.17588 () parcelfarce ! linux ! theplanet ! co ! uk
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On Wed, 26 Jan 2005, Roberto Tavares wrote:

> Hello,
> 
> I am using rxtx, and noticed a curious behavior:
> 
> As a user, I try to probe all avaliable ports. I get ttys0 only.
> As a root, running the same code, I get ttys0 and lp0.
> 
> The permissions of the links on /dev are the same.
> 
> Does anyone have an idea of why is it happen?
> 
> Thanks,
> 

[root@alaska rxtx]# ls -l /dev/lp0 /dev/ttyS0
crw-rw----  1 root lp   6,  0 Aug 31 13:37 /dev/lp0
crw-rw----  1 root uucp 4, 64 Jan 26 08:36 /dev/ttyS0

Try adding the user to group lp or whatever your distro shows above.

-- 
Trent Jarvi
taj@www.linux.org.uk
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