Hotmail?

[maxsec at gmail.com (Martin Hepworth)]

Have a look at the Hermes mail system at cam.Ac.uk, built buy among
people Philip Hazel of exam fame

It will give you some insight into the challenges of building a
scalable high perfomance mail system.

Martin

On Wednesday, 8 June 2011, Steve Spence <steve.spence at arkitechs.com> wrote:
>
>
> That ?what I found with most the open source /Linux ?mail ?products ?that
> customizing ?and extending can be difficult and a lot of time and effort.
> The ?exchange is one of the easiest ways to roll out large scale web base
> email ?if just ?expensive in upfront ?costs.
>
> Interns of Hotmail ?they initially ?use to use ?Solaris for the MTA and
> storage and FreeBSD for the web services ( Apache ) they suppose of migrated
> windows by now using windows products Again I think this highly customize
> solution which may not be very useful http://en.wikipedia.org/wiki/Hotmail
>
> we went through a similar ?search for a high volume ?solution which we could
> customize and brand ?right now we using we high a hybrid of
> (exchange/Icewarp/Atmail/ two layers ?of spam filtering )
>
> Steve
>
>
>
> -----Original Message-----
> From: Ryan Pugatch [mailto:rpug at linux.com]
> Sent: Tuesday, June 07, 2011 11:40 PM
> To: John LeCoque
> Cc: nanog at nanog.org
> Subject: Re: Hotmail?
>
>> What about starting with Zimbra's Open Source edition, and building
>> onto it?
>>
>
> Let me just step in here and say.. it's tough to build onto Zimbra. ?At
> work, we support ~1000 users on Zimbra (network edition), with hundreds of
> thousands of messages flowing through daily, and it doesn't like you
> tinkering with stuff under the hood. ?Most of your customizations get blown
> away when you upgrade. ?That said, I know of some organizations who
> customize it like crazy (I had heard that Lycos's free mail system is
> Zimbra-based, and Yahoo as well). ?Once you deviate, though, don't expect to
> stick to Zimbra's releases. ?It might be easier to just start fresh with
> postfix, amavis, spamassassin, dovecot, etc. ?We've also run into some pain
> in scaling it out (they want you to use Red Hat Clustering, but there's no
> great way to scale out the mail store regardless).
>
> Ryan
>
>
>
>
>

-- 
-- 
Martin Hepworth
Oxford, UK