Thankyou for clarification... Am DATE hackte AUTHOR in die Tasten: Karol Augustin > On 2018-02-08 10:10, Michelle Konzack wrote: >> Hi, >> >> Am 2018-02-08 hackte LuKreme in die Tasten: >>> Is it possible to tell bind to ignore very short TTLs and enforce >>> a...say... 5 second minimum TTL? >> >> VERY SHORT TTL? >> >> 5 sec minimum? >> >> What Du you mean with ignoring? >> It is you YOU have to configure Bind9 correctly to longer TTLs. >> >> If the NS Entry is not a Dyn-DNS entry, >> it should have anyway at least 3600 seconds. >> > This situation is relevant if bind is acting as recursive DNS server and > upstream record has very short TTL. In that case the record is not kept > cached for longer than 5 seconds and it might be not optimal if this > record is looked up frequently. Some recursive servers have an option to > set minimum TTL and thus overwrite upstream TTL for such records with > some minimal value (like 90s for example). > > It has nothing to do with the authoritative mode when yo set up TTL for > zones locally hosted. > > > k.
-- Michelle Konzack Miila ITSystems @ TDnet GNU/Linux Developer 00372-54541400 _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list email@example.com https://lists.isc.org/mailman/listinfo/bind-users