Re: cannot open /dev/modem: permission denied

[Kent West <westk@acu.edu>]

Skippi wrote:

> Ok, when I tried connecting with WVDial today as user I got the message:
>
> cannot open /dev/modem: Permission denied
> cannot open /dev/modem: Permission denied
> cannot open /dev/modem: Permission denied
>
> The modem works fine and I can connect as root, but not as the user.
> This has worked fine in the past, why it changed suddenly I don't know.
>
> I thought about file permissions first off, so I did some checking on the obviously relevant files.
>
> /dev/modem lrwxrwxrwx 1 root root modem->/dev/ttyS2
> /dev/ttyS2 crw-r----- 1 root dialout
>
> I am a member of the dialout group.
> As I said, the hardware if fine.  I'm using it now. 
> Suggestions please?
>  

Since you'll be sending commands to the modem, you'll need write access 
to the modem device.

enjae[westk]:/home/westk> ls -l /dev/ttyS2
crw-rw----    1 root     dialout    4,  66 May 12  2001 /dev/ttyS2


--
Kent West (westk@acu.edu)