bad horizontal referral ?
Jean-François Leroux
leroux.jeanfrancois at gmail.com
Thu Mar 13 22:03:24 UTC 2008
Oh, sorry, both of you. I had misunderstood the question. Thanks for
offering help :-)
Here it is : tice.ac-orleans-tours.fr
2008/3/13, Kevin Darcy <kcd at chrysler.com>:
> Examples work perfectly, assuming they're constructed properly.
>
> If you want help on a real zone, you'll need to give the real zone name,
> not an example name.
>
> FYI, myzone.com is delegated to ns1.netnation.com and ns2.netnation.com,
> neither of which appear to be giving horizontal referrals.
>
>
>
> - Kevin
>
>
>
> Jean-François Leroux wrote:
> > The zone, in my example, is called myzone.com. Private zone is
> > private.myzone.com.
> >
> > 2008/3/13, Barry Margolin <barmar at alum.mit.edu>:
> >
> >> In article <fr96i6$1bt6$1 at sf1.isc.org>,
> >>
> >> "Jean-Francois Leroux" <leroux.jeanfrancois at gmail.com> wrote:
> >>
> >> > Ok, I understand. Thanks for the explanation.
> >> >
> >> > Now, here's my problem. I have two dns servers in a public zone (which
> >> > I'm testing), and when I issue a dig myzone.com @myserver1.myzone.com
> >> > (or myserver2) +nsserach +trace, I always get this message. Could it
> >> > be that there's a problem with my setup? As far as I understand bind,
> >> > it should be ok, the second one being slave of the first one. They're
> >> > on the same level though, since both are slaves of a single master in
> >> > the private zone. Is this a problem?
> >>
> >>
> >> What's the zone?
> >>
> >>
> >> >
> >> >
> >> > 2008/3/12, Kevin Darcy <kcd at chrysler.com>:
> >>
> >>
> >>>> Jean-Francois Leroux wrote:
> >>>>
> >> > > > Thanks for the explanation, Kevin. If I may ask, what means
> >> > > > 'horizontal' in the message? I've had a look in my DNS & Bind book but
> >> > > > couldn't find anything about it...
> >> > > > And while I'm thinking of it, how can I know which server refers me to
> >> > > > a wrong address? Is this possible ?
> >> > > >
> >> > > >
> >> > > > 2008/3/12, Kevin Darcy <kcd at chrysler.com>:
> >> > > >
> >>
> >>
> >>>> >> Jean-Francois Leroux wrote:
> >>>>
> >> > > >> > Hi,
> >> > > >> > doing a trace with dig today I got a 'BAD (HORIZONTAL) REFERRAL'
> >> > > >> > message, with the correct answer though.
> >> > > >> > What does this mean ?
> >> > > >> >
> >> > > >> >
> >> > > >> >
> >> > > >>
> >> > > >> Referrals should be "down" not "across". If you're resolving www.foo.com
> >> > > >> iteratively and along the way a delegated nameserver for foo.com refers
> >> > > >> you to blah.com, that's a useless referral because it doesn't get you
> >> > > >> any closer to resolving the name.
> >> > > >>
> >> > > >> Dig probably got the correct answer because it gave up on the broken
> >> > > >> nameserver and tried a different one.
> >> > > >>
> >> > >
> >> > > "Horizontal" means at the same level of the hierarchy. The DNS namespace
> >> > > is often viewed as being tree-like, with the "root" at the top and each
> >> > > level of subdomain extending downwards. If a referral is "across" rather
> >> > > than "down", it's "horizontal" instead of "vertical".
> >> > >
> >> > > So many prepositions, so little time...
> >> > >
> >> > >
> >> > >
> >> > > - Kevin
> >> > >
> >> > >
> >> > >
> >>
> >>
> >> --
> >> Barry Margolin, barmar at alum.mit.edu
> >> Arlington, MA
> >> *** PLEASE don't copy me on replies, I'll read them in the group ***
> >>
> >>
> >>
> >
> >
> >
> >
>
>
>
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