Date: Fri, 14 Feb 2003 01:53:06 +0100 From: Brad Knowles <brad.knowles@skynet.be> To: Terry Lambert <tlambert2@mindspring.com> Cc: Brad Knowles <brad.knowles@skynet.be>, Rahul Siddharthan <rsidd@online.fr>, freebsd-chat@freebsd.org Subject: Re: Email push and pull (was Re: matthew dillon) Message-ID: <a05200f06ba71eac7fe1c@[10.0.1.2]> In-Reply-To: <3E4BB64E.A9AEED28@mindspring.com> References: <20030211032932.GA1253@papagena.rockefeller.edu> <a05200f2bba6e8fc03a0f@[10.0.1.2]> <3E498175.295FC389@mindspring.com> <a05200f38ba6f51f20eff@[10.0.1.2]> <3E49C434.D8D497EE@mindspring.com> <a05200f44ba6fe5dff1a0@[10.0.1.2]> <3E4A83BC.8A15E7C3@mindspring.com> <a05200f4fba70847460b3@[10.0.1.2]> <3E4B12F5.2608BBB@mindspring.com> <a05200f5cba7146e25655@[10.0.1.2]> <3E4BB64E.A9AEED28@mindspring.com>
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At 7:14 AM -0800 2003/02/13, Terry Lambert wrote:
>> Okay, what parts of the problem doesn't Perdition solve?
>
> Replication and failover.
True. But is the POP3/IMAP4 proxy really the best place to try
to solve this problem?
> The bck end stores that the Perdition proxy accesses have to have
> the content locally available.
Yup, that's a back-end issue, not one that Perdition can solve.
> The result is that you provide a unified view onto a backend farm,
> but you lack replication and failover in the back-end, and it does
> not magically appear, merely because you are running Perdition.
Fair enough. But how does this relate to the domain problem?
That's all you had mentioned previously.
> There are other POP3 and IMAP4 proxies that can do the same things
> Perdition can: it's no big deal.
I've done some research in this area. I'd be interested to know
which ones you're talking about.
> In fact, it doesn't deal with
> LDAP, which is probably where the routing to the back end store will
> occur.
Do I really need to quote the relevant sections of
perdition/db/ldap/perdition.schema, dated Mar 27, 2002?
--
Brad Knowles, <brad.knowles@skynet.be>
"They that can give up essential liberty to obtain a little temporary
safety deserve neither liberty nor safety."
-Benjamin Franklin, Historical Review of Pennsylvania.
GCS/IT d+(-) s:+(++)>: a C++(+++)$ UMBSHI++++$ P+>++ L+ !E-(---) W+++(--) N+
!w--- O- M++ V PS++(+++) PE- Y+(++) PGP>+++ t+(+++) 5++(+++) X++(+++) R+(+++)
tv+(+++) b+(++++) DI+(++++) D+(++) G+(++++) e++>++++ h--- r---(+++)* z(+++)
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