University of Washington Email Infrastructure IEEAF – RENU Network Design Workshop Seattle - 30 Nov 2007 Lori Stevens, Director, Distributed Systems Brad.

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Presentation transcript:

University of Washington Infrastructure IEEAF – RENU Network Design Workshop Seattle - 30 Nov 2007 Lori Stevens, Director, Distributed Systems Brad Greer, Manager, Unix Engineering Eric Horst, Lead, Unix Engineering James Morris, Lead, Windows Engineering

Agenda Overview Clients Relays Services Other Topics?

Overview UW is a distributed campus with autonomous departments. We will discuss central These central services are for faculty, staff, student, clinician, alumni.

Clients Native (IMAP) – Pine/Alpine, Outlook, Thunderbird, EntourageMacMail, VistaMail, etc, etc, etc Mobile – Pocket Outlook, etc Web – Web Pine, Outlook Web Consider - Offline support Consider - Address Book Service (LDAP)

UW Mail Relays Process all for our central services Deskmail / Forwarding Exchange Virtual Domains Provides anti-virus and anti-spam Average daily volume in 2003 was 612,859 messages Average daily volume in October 2007 was over 5.1 million messages

Relay Hardware and Software Edge servers are broken out by service population and provide anti-spam/anti-virus 9 servers for off-campus mail 3 servers for on-campus mail 5 servers for outbound mail 4 servers for smtp submission services Dell hardware Running Sophos PureMessage and sendmail on Red Hat Linux

Message Processing Discard virus-laden messages and certain attachments Check messages against DNSBLs and reject certain matches Analyze message for spam content and discard or reject based on results Requires constant care

UW Stats ( YTD)

UW Deskmail (Inbox) Service UW IMAPD MIX folder format Delivery Manager (EDM) for filtering and forwarding Some Mobile Device Support Fac/Staff/Student – provisioned with Subscriptions/Expirations middleware 7 day backup retention policy Fac/Staff: 1GB quota, Students: 300 MB

Deskmail Account Stats

UW Exchange Service Microsoft Exchange 2007 Collaboration/Calendar key drivers Broad Blackberry/Mobile Device Support 2GB quota, more available but not recommended Currently ~600 users, planning to scale to >10,000 Fac/Staff only For fee/cost recovery

Mailman ( Lists) Open Source – locally modified Public and Restricted lists User managed lists Automatically provisioned lists (classes)

Mailman Messages Out/In

UW Mail Routing

Contacts Lori Stevens, Brad Greer, James Morris, Eric Horst,