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\section{ Horde/IMP Deployments}
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Company/Organisation & Users & Servers & Contact & Details\\
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SAPO Mail (Portuguese ISP)\footnote{http://mail.sapo.pt/} & 1.65M Webmail users & 11 Webmail+imap proxy servers / 2 MySQL servers / 6 Dovecot IMAP servers (dual 3.0GHz Xeon P4, 4GB RAM) & Nuno Loureiro\footnote{mailto:my-first-name@co.sapo.pt} & Running Horde/IMP/Turba/Kronolith/Ingo - Splitted from CVS HEAD on Oct 2003. Running Zend Platform. Screenshot\footnote{http://w2.mail.sapo.pt/screenshots/webmail\_v2.jpg}\\
\hline
SAPO Mail BETA (Portuguese ISP)\footnote{http://mail.sapo.pt/} & 60,000 Webmail users and growing & 2  Webmail+imap proxy servers / 2 MySQL servers / 6 Dovecot IMAP servers (dual 3.0GHz Xeon P4, 4GB RAM) NOTE: All the backend servers (sql, imap, ..) are the same for Webmail and Webmail Beta (see previous entry) & Nuno Loureiro\footnote{mailto:my-first-name@co.sapo.pt} & Running Horde/DIMP/Turba/Kronolith/Ingo - CVS HEAD! Running Zend Platform. Screenshot\footnote{http://w2.mail.sapo.pt/screenshots/webmail\_v3.jpg}\\
\hline
versatel.nl\footnote{http://webmail.versatel.nl/} & 250,000 webmail & 5 x dual Xeon 3,2 Ghz 4GB running Apache, imapproxy and perdition on Debian Sarge & Richard Zuidhof\footnote{mailto:richard@versatel.nl} & Horde 3.0.x / IMP 4.1.x, ionCube\\
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University of Michigan\footnote{http://mail.umich.edu/blue} & 113,000 & IMP / Horde: 5 x Dell Poweredge 1750 (dual 3.0GHz Xeon P4, 4GB RAM), 9 x SuperMicro 5013S-8 (dual 3.6Ghz Xeon P4, 4GB RAM);  MySQL: 2 x Western Scientific (dual 3.0Ghz Xeon P4, 4GB RAM, RAID 1+0) & Liam Hoekenga\footnote{mailto:liamr@umich.edu} & eAccelerator , Cyrus IMAP, UP-IMAPProxy, memcache based sessions\\
\hline
Columbia University\footnote{https://cubmail.cc.columbia.edu} & 85,000 & IMP / Horde: 9 x SunFire v240; Oracle: 1 x SunFire T2000; Cyrus Frontends: 12 x HP DL360; Cyrus Backends: 18 x HP DL360 pairs & Matt Selsky\footnote{mailto:selsky@columbia.edu} & eAccelerator , Cyrus IMAP, UP-IMAPProxy\\
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University of Frankfurt\footnote{https://webmail.server.uni-frankfurt.de/horde/imp/login.php} & 40,000 &  & Mail Support Team\footnote{mailto:mailadmin@uni-frankfurt.de} & Established their own Horde user guide wiki\footnote{https://webmail.server.uni-frankfurt.de/horde/wicked/}\\
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University of Giessen\footnote{https://webmail.hrz.uni-giessen.de/horde/} & 30,000 &  & Mail Support Team\footnote{mailto:mail-support@hrz.uni-giessen.de} & Offer Roundcube and Squirrelmail as well\\
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Ghent University\footnote{http://www.ugent.be} & 30,000 & Debian Etch on some Sun machine &  & \\
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University of Wuppertal\footnote{https://webmail.uni-wuppertal.de/login.php} & 15,000 &  &  & Horde 4. Deals with about 10.000 logins per day.\footnote{http://www.zim.uni-wuppertal.de/aktuelles/ansicht/detail/02/februar/2012/artikel/webmail-besuche-erstmals-ueber-2-millionen.html}\\
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Graz University of Technology\footnote{http://www.tu-graz.ac.at} & 13,000 & Horde 4, Sun Fire X4100 2x2.4 Ghz Dual-Core AMD Opteron, 4Gb Ram, 2x Sun Fire V20z 2x2200 Mhz AMD Opteron 4Gb Ram, 2 redundant Cisco loadbalancers CSS11503 with cyrpto-cards for SSL accelleration, 2x Sun X4600 4x3.0 Ghz Dual-Core AMD Opteron, 16Gb Ram for mySQL backends in Master-Master replication mode & webmail\footnote{mailto:webmail@tugraz.at} & SSL is handled by the crypto card on the loadbalancer, PHP is accellerated by xcache, up-imapproxy\\
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Harvard University, Faculty of Arts and Sciences\footnote{https://webmail.fas.harvard.edu/login/index.php?reason=login} & thousands & 4 Compaq Tru64 &  & Details\footnote{http://example.com/index.php?page=DeploymentHarvard}\\
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University of Texas at Austin, Department of Physics\footnote{https://mail.ph.utexas.edu} & 1,000 & Dell Poweredge 2650 server, dual Xeon 3.0 Ghz,  1 GB memory, 2 S/W Raid1 volumes & Eric Rostetter\footnote{mailto:eric.rostetter@physics.utexas.edu} & \\
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National Portuguese Government Agency & 1,000 & 8 Mail Servers (Exchange) and 1 Webmail Server (Apache/SSL) &  & \\
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Linux Information Systems AG\footnote{http://www.linux-ag.com/} & hundreds &  & Matthias Rolke\footnote{mailto:m.rolke@linux-ag.com} & We offer a customized horde groupware setup as a frontend for the Kolab Groupware that includes dimp, turba, kronolith, mnemo, nag and ingo. The complete backend consists of Kolab, OpenLDAP, postfix, Apache2 and sieve. Screenshot\footnote{http://www.linux-ag.com/res/CoreBiz\_Groupware\_Webclient\_Screenhot.png}\\
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Case Western Reserve University, EECS Department\footnote{http://www.eecs.cwru.edu/mail/} & hundreds & 2 Sun X1 and 1 Sun V280R & Simon Kuhn\footnote{mailto:sak8@eecs.cwru.edu} & \\
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NYU School of Medicine &  &  &  & \\
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Universidad Tecnica Federico Santa Maria\footnote{https://webmail2.alumnos.utfsm.cl} &  &  &  & \\
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University of Colorado at Boulder\footnote{http://webmail.colorado.edu} &  &  &  & Details\footnote{http://example.com/index.php?page=DeploymentColorado}\\
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Yale University\footnote{https://www.mail.yale.edu} &  &  &  & \\
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More\ldots\footnote{http://example.com/index.php?page=DeploymentKarlWyant}

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