fedora-users October 2011 archive
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fedora-users: Re: Serial port permissions -

Re: Serial port permissions -

From: Bruno Wolff III <bruno_at_nospam>
Date: Tue Oct 18 2011 - 19:45:20 GMT
To: Brian Mury <brianmury@alumni.uvic.ca>

On Tue, Oct 18, 2011 at 09:00:16 -0700,
  Brian Mury <brianmury@alumni.uvic.ca> wrote:
> On Tue, 2011-10-18 at 11:36 -0400, Bob Goodwin wrote:
> > How do I determine if I have the right serial port
> > permissions, where do I look?
>
> The serial port device should be owned by root, and belong to the
> dialout group, with both the owner and the group having read and write
> permissions. You can verify this like this:

Note if you are using F16 there is a glibc bug affecting group permission.
(I have a problem with nut not showing up in the dialout group even though
it is in that group.) Currently there is a glibc update in testing that
fixes that issue but breaks other things. So it probably won't get pushed
to updates/stable right away.
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