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permission denied on a fax modem device

 
Shar Hunter
Frequent Advisor

permission denied on a fax modem device

I have upgraded my vsifax faxing software.
Now when I try to access my fax devices I get a permission denied error.
If I do a ls -ltr I get this:

crw-r--r-- 1 bin bin 193 0x000402 Mar 16 17:00 ttyd0p4

crw--w---- 1 uucp bin 193 0x000302 Mar 16 17:00 ttyd0p3

Can I change the permissions on these files?

I don't know what the c in front of the permissions means so I am afraid to change this with a simple chmod 666.

Thanks!
I don't think I'm in Kansas anymore.
1 REPLY 1
A. Clay Stephenson
Acclaimed Contributor

Re: permission denied on a fax modem device

The 'c' simply means that this is a CHARACTER special device node. Because chmod only works on the lower 12-bits of the mode of a file (the filetype is carried in higher-bits), you can safely change the permissions without affecting the type (character special) of the file.

Do your chmod.
If it ain't broke, I can fix that.