[Mimedefang] Re: On pinheaded ISP's (sort of OT)

Joseph Brennan brennan at columbia.edu
Thu Feb 1 14:17:36 EST 2007



--On Thursday, February 1, 2007 10:30 -0800 John Rudd <john at rudd.cc> wrote:

> Because of how yahoo behaves during its "problem phases", the queue on
> that machine runs every 3 minutes. (when yahoo decides to not play nice,
> they throttle you to only take X messages at a time, and if you're
> accumulating more than X messages per queue interval, you'll just end up
> backlogging forever ... 3 minutes seems to be the sweet spot)


We bounce mail for yahoo after an hour, to avoid endless queues,
in response to this stupidity.

Hotmail does something else.  It looks like it might be a long
pause after we send the dot before they say OK (or not).  I haven't
traced it.

Joe Brennan







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