On 14/11/12 17:50, btb wrote: > On 2012.11.14 10.02, King, Harold Clyde (Hal) wrote: >> I'm a bit confused by a user request. I think he is trying to keep some >> hosts on the private side of DNS, but he wants to use a DNS name like >> host.sub.local. I do not know of the use of the .local TLD except in >> bonjure. Can anyone shed some light on the use of the .local TLD? > > this is a bad idea, plain and simple. don't do it. .local is > reserved [as others have mentioned] for mdns/zeroconf, and while there > may still be some undulation in the various documents which > standardize it, it is in active, relatively prevalent use today. > > i repeatedly see demonstrable, reproducible problems which manifest in > "mysterious" symptoms to those who do not understand the difference > between dns and name resolution. while dns itself does not care in > the slightest what string a person might choose to use in a label > [given of course the constraints of character sets in general], the > various name resolution mechanisms used by a system's stub > resolver/libraries risk being short circuited [dependent on the > specifics of the configuration] by the mdns resolution mechanism if > there is a .local reference. I did this one time long ago, with the result that all MACs in the network stopped working properly, they actually use that tld for their own purposes. Once I switched to .home, everything started to work again as expected.
So as others said: Don't Do This! - at least if you value your sleep. > > while there are no formally established "private" tlds, the closest > thing to a consensus is to user either .site or .internal for this > sort of thing. that being said - i question the "necessity" of a > special "internal" domain. not only is it likely to generate > confusion for users, rarely is this truly necessary, with the trivial > expense of domain names [not to mention the probability of existing > ownership anyway] and mechanisms like split horizon/views. > > -ben > _______________________________________________ > Please visit https://lists.isc.org/mailman/listinfo/bind-users to > unsubscribe from this list > > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users -- Best regards Sten Carlsen No improvements come from shouting: "MALE BOVINE MANURE!!!"
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