North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Slashdot: Providers Ignoring DNS TTL?
On Wed, 20 Apr 2005 [email protected] wrote: > On Wed, 20 Apr 2005 14:00:00 EDT, Dean Anderson said: > > On Wed, 20 Apr 2005 [email protected] wrote: > > > Where do you see any connection between anycast and ignoring DNS TTL? > > The data he showed isn't necessarilly "ignoring ttl". If there are > > multiple anycasted caching servers behind a specific IP address, then > > those several cache's will each have a different state. Since, [as I > > explained, and was supposed by the poster], there is "some kind of load > > balancing going on", and also since implementors of anycast caches have > > posted questions and explained their purposes [which could be seen as > > "load balancing"], this is a likely explanation. It may not be the only > > explanation: e.g. they could be restarting their nameservers every thirty > > seconds. But "anycast loadbalancing" of a caching server is probably the > > most likely. > > All fine and good. But nowhere in your long paragraph do you actually > address Steinar's question, which is "What does this rant have to do with > *ignoring* *DNS* *TTL*?" Try actually reading the long paragraph. It starts with the interesting sentence 'The data he showed isn't necessarilly "ignoring ttl".', and I then explain why that is. -- Av8 Internet Prepared to pay a premium for better service? www.av8.net faster, more reliable, better service 617 344 9000
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