Thanks a lot. That make things clear.
26.10.2012, 22:36, "Olafur Gudmundsson" <[email protected]>: > On 26/10/2012 05:43, Feng He wrote: > >> Hi, >> >> If the nameservers in parent is different from the ones in >> auth-servers, what will happen? >> >> For example, with this case you can see the difference. > > Take a look at this: > https://www.dns-oarc.net/files/workshop-201103/ICANN-SF-Looking-at-DNS-traces.pdf > > There is difference in how resolvers behave some resolvers will store > the first > NS set they see and use that one (Parent centric resolvers) > Others will accept NS set from child and over ride the first one (Child > centric) > If the child use minimal answer may resolvers are forced into > Parent centric mode as they NEVER ask the child what its NS set is. > > There are resolvers out there that use the Parent NS for the first query but > explicitly ask one of the name servers in the Parent NS set what the > child version is. > > In short there are multiple behaviors out there and disagreement on what the > "correct" behavior is. > The child's interest are best served if the Parent and Child NS sets are > identical. > > Olafur > > _______________________________________________ > dns-operations mailing list > [email protected] > https://lists.dns-oarc.net/mailman/listinfo/dns-operations > dns-jobs mailing list > https://lists.dns-oarc.net/mailman/listinfo/dns-jobs _______________________________________________ dns-operations mailing list [email protected] https://lists.dns-oarc.net/mailman/listinfo/dns-operations dns-jobs mailing list https://lists.dns-oarc.net/mailman/listinfo/dns-jobs
