[NTLUG:Discuss] "Back up dns server"?

m m llliiilll at hotmail.com
Tue Dec 4 15:28:31 CST 2007





> Date: Tue, 4 Dec 2007 13:46:02 -0600> From: brian at pongonova.net> To: discuss at ntlug.org> Subject: Re: [NTLUG:Discuss] "Back up dns server"?> > On Tue, Dec 04, 2007 at 07:49:53PM +0000, m m wrote:> > All:> > > > We all know that we need to have two DNS server for a domain.Usually, these two DNS server have the same A records for a domain.All of this settings are preventing the web site (mail...) failure. > > > > Based on the concept above, I think we should be able to set the 2nd DNS server to a different IP with same domain name as primary DNS server.> > You'll want to give your nameservers different hostnames:> > ns1.foobar.com> ns2.foobar.com
 
so, if I go http://www.foobar.com or http://foobar.com, where does it goes? ns1 or ns2?
 
I guess that I am not clear yet. please have more detail. Thanks.
> > This takes advantage of the resolver library's ability to select from> a "round robin" of choices. What you are trying to do directly> competes with the redundancy already built into DNS resolution.> > --Brian> > _______________________________________________> http://www.ntlug.org/mailman/listinfo/discuss
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