On Sat, Mar 15, 2003 at 12:11:52PM +1100, Alan L Tyree wrote:
> HELP! This is driving me crazy and I'm sure it is simple.
> 
> I want an ordinary user to be able to dial out using wvdial. It works as
> root, but when tried with an ordinary user I get:
> 
> --->cannot open /dev/modem: Device or resource busy
> 
> Both wvdial.conf and /dev/ttyS1 are owned by root and in group uucp
> 
> The ordinary user is also in group uucp.
> 
> What is happening?

Did you only just add the user to the uucp group?  If so, the change won't
take effect until you login again.  You can see what groups the user has at
the moment with the id(1) command.

Also, I presume /dev/modem is symlinked to /dev/ttyS1 and not somewhere
else?  Oh, and do the group permissions on /dev/ttyS1 allow writing? (merely
being owned by that group isn't enough)

Otherwise, try running it in strace and see if it you can figure out what's
going wrong.  The error message seems fairly clear, though.

Good luck,

-Andrew.

-- 
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