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To: "A Ling" <al52x@nih.gov>
cc: "FreeBSD-questions" <freebsd-questions@FreeBSD.ORG>
Subject: Re: Only root can use ppp or tun0? 
In-reply-to: Your message of "Fri, 03 Oct 1997 14:31:35 EDT."
             <199710031831.OAA15103@pop.cc.nih.gov> 
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Date: Sat, 04 Oct 1997 14:39:05 +0100
From: Brian Somers <brian@awfulhak.org>
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> I found the interchange below in the archives, which matches the 
> symptoms my 2.2.2R machine is showing.  Unfortunately, setuid on ppp 
> doesnt stop the error message.  Other information from my system 
> follows this excerpt:
[.....]
> aling:~>ppp
> User Process PPP. Written by Toshiharu OHNO.
> No tunnel device is available (Operation not permitted).
> open_tun: No such file or directory
> 
> aling:~>which ppp
> /usr/sbin/ppp
> aling:~>ll /usr/sbin/ppp
> -rwxr-sr-x  1 root  wheel  130811 Aug  3 16:24 /usr/sbin/ppp
  ^^^^^^^^^^     
Ppp's not suid root.  man chmod.

You need "chmod 4555 /usr/sbin/ppp".

>    Yet ppp works perfectly when run by root!  The other issue I can think 
> of is that I did install ppp-970803-2_2-STABLE_bin_tar.gz from 
> http://www.freebsd.org/~brian/
> Should I back out to the original 2.2.2R ppp code, or is there another 
> suggestion?  I would have thought this was a permissions issue -- my 
> problem is that I don't know which other file/directory permissions could 
> be the cause.  Thanks in advance for any advice you may suggest.

The latest version of ppp on http://www.freebsd.org/~brian has a 
"make install" capability that gets this right.

> Alex Ling     AL52x@nih.gov   (301) 496-7700 x235
> 

-- 
Brian <brian@Awfulhak.org>, <brian@FreeBSD.org>, <bri@OpenBSD.org>
      <http://www.Awfulhak.org>
Don't _EVER_ lose your sense of humour....