NIS - FreeBSD server and Linux clients

Joe Rhett jrhett at
Mon Jun 7 13:55:21 PDT 2004

Did you enable the insecure option from /var/yp/Makefile so that passwords
appear in the passwd map?  By default I believe it expects clients to read
the master.passwd map, which naturally Linux does not.

On Sun, May 30, 2004 at 05:50:14PM +1200, Tom Munro Glass wrote:
> > This should work; I've got a Linux machine at work succesfully
> > authenticating NIS accounts against a FreeBSD server.  I believe
> > that the differences in passwd files are strictly in the master.passwd
> > (FreeBSD) and shadow (Linux) files; the files /etc/passwd have the
> > same format in both OS'.
> >
> > I'd suspect problems in the way the clients have been configured.
> > Check that the password and group files have been set up correctly
> > (I screw up the sequence of plus signs and colons regularly), and
> > that the NIS domain has been set.
> >
> So how does Linux authenticate the password? 'ypwhich -m' shows passwd.byname, 
> passwd.byuid, master.passwd.byname, master.passwd.byuid but of course there 
> is no shadow.byname or shadow.byuid.
> I believe that I have the passwd and group files set up correctly on the Linux 
> machines, and I don't really know where to look next.
> Tom
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Joe Rhett                                                      Chief Geek
JRhett at Isite.Net                                      Isite Services, Inc.

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