Ideas for Mail and Calendaring for 50,000 Users

[Jason Joines]

David A. Bandel wrote:

>On Wed, 27 Aug 2003 09:00:25 -0500
>Jason Joines <joines at bus.okstate.edu> wrote:
>
>  
>
>>  We just got a new CIO at the university where I work.  One thing he
>>  is 
>>about to do is get rid of all the different mail systems and have one 
>>big combined system for all employees and students.  That'll be about 
>>50,000 users.
>>
>>  At the moment the predominant faculty/staff mail system is Lotus 
>>Domino on windows 2k and the predominant system for students is Sun 
>>Internet Mail Server on Solaris.  He intends to replace these with ms 
>>exchange on windows 2k.  There is a small chance he will listen to 
>>suggestions to consider non-exchange options.
>>
>>  Any suggestions?
>>    
>>
>
>If he's serious about Exchange with 50k+ users, I suggest you find a new
>job (the recent posting to this list comes to mind).  Not even M$ can
>get this to work.  You'll need one exchange server per 500 users (so
>100+ Win2k systems running Exchange should work) -- or, one Linux box
>using something like PowerMail (and PostgreSQL), although I'd suggest 3
>systems for good failover capability.
>
>Also, the PowerMail solution will cost you about half a million $$$ less
>and not have nearly the headaches.  BTW, to run 100+ Win2k servers,
>you'll need at least 10 more Windoze admins too (not included in above
>cost savings estimate, so estimate over $1,000,000 in savings per year).
>
>OTOH, if this guys importance is measured in terms of the size of his
>budget and not his successful accomplishments, only M$ will do.  M$, the
>empire builders' dream.
>
>Ciao,
>
>David A. Bandel
>  
>
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If anyone has a copy of that post or remembers the subject so I can 
search for it, please send it to me.

Thanks,

Jason
===========