PTR record handling in a subnetted network
David Tonhofer
david.tonhofer at synapse.lu
Sun Mar 4 20:00:06 UTC 2001
Question by David Tonhofer:
> Question: *Who* says that
>
> "225.217.154.194.in-addr.arpa. 68781 IN CNAME
> 225.224.217.154.194.in-addr.arpa."
>
> because it's definitely not my nameserver...is it?
Answer by Mark Andrews:
> 217.154.194.in-addr.arpa. 23h58m49s IN NS ns2.pt.lu.
> 217.154.194.in-addr.arpa. 23h58m49s IN NS ns1.pt.lu.
>
> Actually you should also be serving 217.154.194.in-addr.arpa so
> that when your connection goes down you can resolve your addresses
> locally. Make yourself a slave for 217.154.194.in-addr.arpa.
...All right! After thinking about this I actually was *enlightened*.
And now I also know why my network went south when the P&T nameservers
went down. *Kiss*!
Thanks Mark!
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