devfs: how do I stop permissions being reset at reboot?

Scott J. Henson scotth at
Mon Mar 13 16:48:12 UTC 2006

R Kimber wrote:

>I'm trying to run nut with a newly acquired UPS using COM1.  This
>involves doing
>chmod 0600 /dev/ttyS1
>chown nut.nut /dev/ttyS1
>However, these permissions are reset at reboot to
>crw-rw----  1 root dialout 4, 64 2006-03-12 18:02 /dev/ttyS0
>How should I make my own changes permanent?

Add the following to a file in /etc/udev/permissions.d/


Scott Henson
LCSEE Systems Staff
WVU MAE Undergraduate
Ubuntu User

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