[ntp:questions] Windows and Wi-Fi - starts well, frequency steps?
Rod Dorman
rodd at panix.com
Tue Jan 3 19:34:54 UTC 2012
In article <jdqcs5$ppn$1 at dont-email.me>,
David Woolley <david at ex.djwhome.demon.invalid> wrote:
>Rod Dorman wrote:
>> But thats my point, it says nothing about transport layer
>> protocols. I'm just trying to understand Dave Hart's statement
>
>As it says nothing about them, it means that all transport protocols get
>the same resilience, other things being equal (UDP opens the possibility
>of multicast).
>
>> which appears to claim the UDP over WiFi is guaranteed which I've
>> never seen stated before.
>
>In a network with a WiFi element, the WiFi element is the most likely
>one to lose packets and force retransmissions, and therefore cause NTP
>packets to arrive with large delays. To a large extent it does
>guarantee delivery compared with what would happen if it didn't retransmit.
I take "guaranteed delivery" when mentioning a transport protocol to
mean end-to-end, not just that one hop of it will retransmit.
--
-- Rod --
rodd(at)polylogics(dot)com
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