[ntp:questions] poll interval - Clarification! - RFCcompliancequestion

David Woolley david at ex.djwhome.demon.co.uk.invalid
Thu Jun 19 20:48:40 UTC 2008

Anton Persson A wrote:

> A client SHOULD increase the poll interval using exponential
>        backoff as performance permits and especially if the server does
>        not respond within a reasonable time.
> As you should understand, this is not an explicit requirement found in
> RFC 1305,

In the case of servers that are replying, the NTP specification provides 
a lot of detail about exactly what "as performance permits" means, and 
does require an exponential backoff whilst the quality of the server is 
such that it is of benefit.

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