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Re: [Fwd: multiple A records]
but, don't you think keeping TTL close to 0 will increase the network
traffic on my DNS.
Raju Mathur wrote:
> >>>>> "sanjay" == sanjay singh <linux@xxxxxxxxxxxxx> writes:
> sanjay> Hi
> sanjay> If we have multiple A records pointing to different IP (in
> sanjay> DNS) for a particular domain like
> sanjay> www A 192.168.0.1 A 192.168.0.2 A 192.168.0.3
> sanjay> it will work in round robin.. right. My question is
> sanjay> suppose one of the 3 machines is not working then how it
> sanjay> will replicate to next one?
> It won't. You need some scripting which checks whether the machine is
> up or not and puts it's IP in the DNS if it is. Also set your TTL to
> as close to 0 as possible, though it's possible that some bad
> nameservers will cache the IP's anyway.
> -- Raju
> Raju Mathur raju@xxxxxxxxxxxxx http://kandalaya.org/
> The mailing list archives are available at
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