epike on Mon, 4 Aug 2003 18:21:06 -0400 |
> > --> 11. In the DNS and bind book (Cricket book) the explanation for negative > > --> caching TTL says "TTL stands for time to live. This value applies to all > > --> negative responses from the nameservers authoritative for the > > --> zone" Now we > > --> both know as much as we did before. :-) > > > Negative TTL is cached "not found" answers. If i query your domain and > find that somehost.yourdomain.com is not existing, your negative TTL tells > my named to just keep on returning to me the error till the timer runs out. > named caches negative as well as positive hits to minimize queries. i also forgot to mention...the old ttl is now the $TTL that appears at the top of the zone file. the ttl, the 5th field in soa, is really the negative ttl now . At least thats what i undertand the ora book says. epike _________________________________________________________________________ Philadelphia Linux Users Group -- http://www.phillylinux.org Announcements - http://lists.netisland.net/mailman/listinfo/plug-announce General Discussion -- http://lists.netisland.net/mailman/listinfo/plug
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