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Email Replacement Project BCnet Conference April 18, 2008
Frances Atkinson, IT Services DirectorSteve Hillman, IT Services Architect
Annay Slabikowska, User Experience Coordinator, Email Project
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Topics• Why Replace the Current System?• In Scope – Out of Scope• Structure of Project• Technical Infrastructure • Automated Data Migration • User Perspective: Who, what, when, how• What we Learned• Future Possibilities
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High-level overview
SFU’s implementation of new email/calendaring technology
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Why we replaced the current system
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How we selected Zimbra
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Why we selected Zimbra
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Scope – Replaced coloured components
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Scope – Details• Moved 50,000 email accounts to new system• Moved 1300 Corporate Time calendar accounts• Trained the support staff & end users• Branded the new system• Scaled the infrastructure & support to handle fully loaded
conditions• Retired the old Calendaring system• Still to do - Retire the old Email system
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Out of Scope - What we did not do
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Structure of Project
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6/1/2008 9/30/2009
1-Jul-08 1-Aug-08 1-Sep-08 1-Oct-08 1-Nov-08 1-Dec-08 1-Jan-09 1-Feb-091-Mar-09 1-Apr-09 1-May-09 1-Jun-09 1-Jul-09 1-Aug-09 1-Sep-09
Contests
Stud
Faculty/Staff
CT
Other
Overall project timeline
Train
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Technical perspective
SFU’s implementation of new email/calendaring technology
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Legacy Architecture
Barracuda
Barracuda
MTA
MailLists
Mail Store
IMAPPOP
WebmailWebmail
Store
Desktop
Home Directories
Amaint LDAP Directory
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Single server - vulnerable to system failure – expensive to replace
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Several dated components
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Our Email infrastructure was fully understood by one person – me
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Technical Objectives
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Zimbra Server Architecture
HTTP/SOAP
IMAP/POP
Postfix
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MTAMailLists
Mail Store
IMAPPOP
Smtpserver
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MTA
PrimaryMail Store
Index DB
ZimbraMailboxServer
Amaint
LDAP
iSCSI
PrimaryMail Store
Index DB
SecondaryMail Store
NFS
ZimbraMailboxServer
ZimbraMailboxServer
ZimbraMailboxServer
Proxy
LDAP
MTA
Proxy
LDAP
Zimbra Multi-Server Architecture
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Developed Automated Migration Scripts
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End-user perspective
SFU’s implementation of new email/calendaring technology
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Who: Stakeholders
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What: New technology
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When? 1 year implementation timeline
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How: Obtaining buy-in
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How: Voluntary student signup
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How: Engaging departmental computer support staff
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How: Voluntary staff / faculty signup
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How/When: Moving calendaring users
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Lessons Learned
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Future Possibilities