DNS on NT vs. DNS on Linux

Jason D. Jenkins jason at intrinsic.kellogg.nwu.edu
Mon Aug 28 19:32:43 UTC 2000


well I have seen that when another admin on one of my nameservers changed
the zone files or modified the box using linuxconf. for some reason
linuxconf seemed to add some extra stuff to the zone files.... so check
your zone file if you admin your system via linuxconf.

On Mon, 28 Aug 2000, Prashant Ranade wrote:

> 
> I have two primary nameservers
> 1. on Nt 4.0
> 2. on RH 6.2 using bind 8.2.2 p5
> 
> 5 days back I was running both these nameservers very well with being
> both primary for our domain and forwarding entries to the ISPs
> nameserver for the internet resolution.
> everything was working fine when I set it up. today morr when I checked
> the NT domain nameserver is working just fine but the Linux nameserver
> is not answering any queries except the local queries for mydomain. it's
> cache got cleared off and if I tried to do a query it just times out.
> this is what I get when I say nslookup for "www.hotmail.com." from the
> Linux box...
> ****************************************************************
> [root at ADMINSERVER /etc]# nslookup
> Default Server:  localhost
> Address:  127.0.0.1
> 
> > set debug
> > www.hotmail.com.
> Server:  localhost
> Address:  127.0.0.1
> > www.hotmail.com.
> Server:  localhost
> Address:  127.0.0.1
> 
> ;; res_nmkquery(QUERY, www.hotmail.com, IN, A)
> timeout
> timeout
> *** localhost can't find www.hotmail.com.: No response from server
> >
> 
> ****************************************************************
> 
> the resolve.conf  is as follows :
> search mydomain.com mysybdomain.com
> nameserver 127.0.0.1
> 
> 
> and the /etc/named.conf is having a forwarders option as follows :
> ******************************************************
> options {
>         directory "/var/named";
>         forwarders{ 209.10.34.55; 209.10.34.23; };
>         query-source address * port 53;
> };
> ******************************************************
> turnning the query-source port dosn't make any change.
> 
> this nameserver is sitting inside the private network, the cisco
> internet router is configured via ACLs to send all tcp and udp packets
> through, from and for this host.
> 
> can somebody help getting this nameserver back to working.
> 
> TIA
> Prashant
> 
> 
> 
> 




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