[ntp:questions] Source address in response always the same as target address in request?

Danny Mayer mayer at ntp.isc.org
Mon Dec 24 14:57:10 UTC 2007


Jan Ceuleers wrote:
> Richard B. Gilbert wrote:
>> I believe that there is a solution to the DNS caching problem.  Each DNS 
>> record can be given a "Time To Live" or TTL.  If you are planning to 
>> change the record, set the TTL to seven days, then six, five, four, 
>> three, two, one. . . .  All of those cached records should expire at 
>> more or less the same time.  It's not perfect but it works.  If you time 
>> it just right, you can minimize the amount of disruption.
> 
> Still requires the clients to re-resolve the server address (something 
> ntpd famously does not do currently; desparate attempt at getting back 
> on-topic ;-)

I'm working on it.

Danny



More information about the questions mailing list