Re: NSLookup

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From: Mike (mikepac69_at_No_SPAM.hotmail.com)
Date: 04/28/04 

Date: Wed, 28 Apr 2004 11:23:56 -0400

The internal clients are using the internal DNS's
The internal DNS servers are using the external DNS as a Forwarder
The external DNS is using 3 different ISP DNS servers as Forawarders.

"Kevin D. Goodknecht [MVP]" <admin@nospam.WFTX.US> wrote in message
news:Ov%23UkGTLEHA.2976@TK2MSFTNGP10.phx.gbl...
> In news:uOJ9UnRLEHA.2456@TK2MSFTNGP12.phx.gbl,
> Mike <mikepac69@No_SPAM.hotmail.com> posted a question
> Then Kevin replied below:
> > HI all,
> >
> > I have here on my network 3 DNS servers in a split-brain setup. 2
> > DNS are used for the internal and Active Directory integrated zones.
> > The othe one is a public DNS used for outside request (on ISA
> > server).
> >
> > When a client from the internal does a NSLookup, like nslookup
> > yahoo.com, it takes 3 times before it actually brings up the results
> > correctly. It says " DNS request timed out". I have checked many
> > installation guides and nothing seems to be wrong with my config. But
> > I know that this issue is not normal.
> >
> > Hope you guys can help,
> >
> > Micahel
>
> Are the internal clients using the internal DNS servers?
> Do the internal DNS servers have Forwarders defined?
> Does the external DNS have a forwarder defined?
>
> You may have a problem with your forwarders, let us know how you have
> forwarding set up on all DNS servers.
>
>
> --
> Best regards,
> Kevin D4 Dad Goodknecht Sr. [MVP]
> Hope This Helps
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Relevant Pages

  • Re: NSLookup
    ... > The internal DNS servers are using the external DNS as a Forwarder ... > The external DNS is using 3 different ISP DNS servers as Forawarders. ... you can try these as forwarders to see if it resolves your issue. ...
    (microsoft.public.win2000.dns)
  • Re: Internal DNS
    ... I am unable to resolve the www.xxx.com site ... external dns servers using nslookup and they all had the correct ... This is telling me my internal DNS servers can't resolve the name so ... Keep a back up of your OE settings and folders ...
    (microsoft.public.windows.server.dns)
  • Re: Strange dns lookup problem, please help.
    ... I have two internal dns servers and two dns servers for outside. ... internal dns servers has forwarder set to external server. ... Forwarding on the internal DNS for the zones the external DNS hold. ...
    (microsoft.public.win2000.dns)
  • Re: New ISP & my poor exchange server :(
    ... In general, you should use only your internal DNS servers, and configure your internal DNS servers to use root hints, or under certain circumstances, forwarders. ... external dns servers on my default smtp virtual server. ... As such most smtp mail came in with the exception of about a half dozen ...
    (microsoft.public.exchange.connectivity)
  • Re: WAN to WAN
    ... DNS NIC settings configure only to internal DNS servers and for internet use Forwarders on DNS server properties in DNS management console. ... "Meinolf Weber" wrote: ... All you need is Active directory. ...
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