strange DNS behavior

[Louis Lagendijk]

On Tue, 2005-12-27 at 17:55 -0500, Peter Arremann wrote:
> On Tuesday 27 December 2005 17:52, Adel ESSAFI wrote:
> > hi list
> > I have instaled a dns server (FC4)  as a master on utic.rnu.tn domain
> > on the server , I don t succeed to resolv the hist ordi1.utic.rnu.tn
> > How ever, on an other host (xtrem) , I can resolv this host .
> > do you have an idea of what this problem could be
> > thanks
> > ON THE SERVER
> > [root at localhost named]# hostname
> > localhost.localdomain
> > [root at localhost named]# ping ordi1.utic.rnu.tn
> > ping: unknown host ordi1.utic.rnu.tn
> > [root at localhost named]#
> > ON THE HOST
> > [root at xtrem ~]# hostname
> > xtrem
> > [root at xtrem ~]# ping ordi1.utic.rnu.tn
> > PING ordi1.utic.rnu.tn (193.95.34.232) 56(84) bytes of data.
> > 64 bytes from 193.95.34.232: icmp_seq=0 ttl=64 time=0.048 ms
> > 64 bytes from 193.95.34.232: icmp_seq=1 ttl=64 time=0.030 ms
> >
> > --- ordi1.utic.rnu.tn ping statistics ---
> > 2 packets transmitted, 2 received, 0% packet loss, time 5022ms
> > rtt min/avg/max/mdev = 0.030/0.039/0.048/0.009 ms, pipe 2
> > [root at xtrem ~]#
> 
> More than likely, you forgot to list 127.0.0.1 as a nameserver 
> in /etc/resolv.conf on the server "localhost" 
> 
> If that isn't it - check nsswitch.conf and make sure that the line that starts 
> with hosts: has dns listed as one of the entries...

or if the above suggestions fail, check that you don't have disabled
recursion on your nameserver...
-- 
Louis Lagendijk <louis at lagendijk.xs4all.nl>