domain.com.domain.com being looked up for local names?

Michael Voight mvoight at cisco.com
Mon Aug 23 21:42:54 UTC 1999


Are you sure??? nslookup might do this, ping using the resolver
generally doesn't. 

Michael

Ernie Oporto wrote:
> 
> Correction.  When I do a ping on the DNS server for that same host, it also
> does the request for obiwan.shokk.com.shokk.com.  Seems like these requests
> are only coming from the UNIX side.
> 
> Is there a patch I might be missing?
> 
> > -----Original Message-----
> > From: Michael Voight [mailto:mvoight at cisco.com]
> > Sent: Thursday, August 19, 1999 11:46 PM
> > To: Ernie Oporto
> > Cc: comp-protocols-dns-bind at moderators.isc.org
> > Subject: Re: domain.com.domain.com being looked up for local names?
> >
> >
> > How exactly did you do the lookup?
> > Did you use nslookup? Nslookup will always append the domain name to
> > what ever you enter if there is no ending dot. Try the same lookup and
> > put a trailing dot. NOTE: This is an nslookup oddity, not how standard
> > lookups are performed for telnet, etc
> >
> > Michael
> >
> > Ernie Oporto wrote:
> > >
> > > Putting BIND 8.2.1 into debug mode for me gives me the following when
> > > resolving local addresses.  The names resolve on the second
> > > permutation, but why is the first one taking place.  I guess I could
> > > live with it if I had to, but this just doesn't look right.  What would
> > > cause this?  Let me know if anyone wants to see
> > > my /usr/local/etc/named.conf or my /var/named/* files.
> > >
> > > Debug level 1
> > > Version = named 8.2.1 Fri Jul  2 01:28:19 EDT 1999
> > >         root at vader:/nb/local/src/bind/src/bin/named
> > > conffile = /usr/local/etc/named.conf
> > > datagram from [216.164.43.139].32787, fd 24, len 44
> > > req: nlookup(obiwan.shokk.com.shokk.com) id 24 type=1 class=1
> > > req: found 'obiwan.shokk.com.shokk.com' as 'shokk.com' (cname=0)
> > > ns_req: answer -> [216.164.43.139].32787 fd=24 id=24 size=100 rc=3
> > > datagram from [216.164.43.139].32787, fd 24, len 34
> > > req: nlookup(obiwan.shokk.com) id 25 type=1 class=1
> > > req: found 'obiwan.shokk.com' as 'obiwan.shokk.com' (cname=0)
> > > ns_req: answer -> [216.164.43.139].32787 fd=24 id=25 size=95 rc=0
> > > Debug off
> > >
> > > --
> > > http://www.geocities.com/SiliconValley/Park/9276
> > > ICQ-17933910  Ernie "Shokk" Oporto
> > >
> > > Sent via Deja.com http://www.deja.com/
> > > Share what you know. Learn what you don't.
> >


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