Technical Coordinators Meeting Chris Bongaarts Steve Siirila February 8, 2006

Daily Article on Junk Mail Article about stopping junk /02/02/66931 Article about stopping junk /02/02/ /02/02/ /02/02/66931

Equipment Moves/Upgrades Moves from CHRC to St. Paul: Moves from CHRC to St. Paul: –Diamond moved last week –Ruby is moving this week SAN upgrades: SAN upgrades: –Amethyst is now on the new SAN –Emerald has to be upgraded soon Handled load of 1 st week of class great Handled load of 1 st week of class great

Inbox Auto-Filing X-IMAP and X-IMAPbase headers were lost for inboxes auto-filed prior to 2/1 X-IMAP and X-IMAPbase headers were lost for inboxes auto-filed prior to 2/1 As of 2/1, IMAP properties are now preserved in inboxes As of 2/1, IMAP properties are now preserved in inboxes Thunderbird users using labels will no longer see them disappear Thunderbird users using labels will no longer see them disappear

New Block Reasons PRV PRV –Indicates a “protocol violation” during SMTP transaction –MTA used a bad HELO, or commands were sent before greeting message –Used to appear on block list as VIR USR USR –Indicates a user-selected block by domain or address (see next slide)

Allowed/Denied Sender Lists (effective 1/26) Allowed Sender List is the new name for the Exceptions List Allowed Sender List is the new name for the Exceptions List Denied Sender List allows user-selectable blocking Denied Sender List allows user-selectable blocking addresses and/or domains can be added to either list (up to 30 in each) addresses and/or domains can be added to either list (up to 30 in each) Matches are made against SMTP FROM (“Return- Path:”), not RFC-822 “From:” Matches are made against SMTP FROM (“Return- Path:”), not RFC-822 “From:” Cannot block umn.edu addresses! Cannot block umn.edu addresses! faq.html faq.html faq.html faq.html

Real Life Example of Denied Senders List Denying: Denying: –gmail.com –hotmail.co.uk –hotmail.com –hotmail.fr –mail.ru Allowing: Allowing: –msn.com –sympatico.ca –tin.it –virgilio.it –yahoo.com

Spam Reporting Report-As-Spam page now references new addresses for Hotmail/MSN Report-As-Spam page now references new addresses for Hotmail/MSN

Filing spam to a Folder Turn on SpamAssassin filtering in your incoming mail control settings Turn on SpamAssassin filtering in your incoming mail control settings Set up your client to filter to a “spam” folder based on this header: Set up your client to filter to a “spam” folder based on this header: Subject: *****SPAM***** To file messages which would normally be blocked, change your incoming mail controls to allow ALL and filter on this header: To file messages which would normally be blocked, change your incoming mail controls to allow ALL and filter on this header: X-Umn-Remote-Mta: [B] Viruses will continue to be discarded Viruses will continue to be discarded

Phase-out of clear-text passwords All users have been converted! All users have been converted! Final target: unauthenticated SMTP gateway Final target: unauthenticated SMTP gateway

Top 10 Unauthenticated SMTP gateway departments 1. cidrap.umn.edu (6874) 2. morris.umn.edu (5630) 3. csom.umn.edu (4621) 4. oit.umn.edu (2719) 5. {lib,libpub,libstaff}.umn.edu (2325) 6. ahc.umn.edu (2048) 7. pharmacy.umn.edu (1061) 8. micro.umn.edu (807) 9. spa.umn.edu (352) 10. dehs.umn.edu (348)

Bits ‘N Bytes New web form for registering to use relay.tc.umn.edu : New web form for registering to use relay.tc.umn.edu : Kerberos v installed for AD project Kerberos v installed for AD project 30% of Webmail Pro users are now using Webmail % of Webmail Pro users are now using Webmail 3.0 GopherMail Demo GopherMail Demo

‘Till next month… Steve Siirila Steve Siirila Chris Bongaarts Chris Bongaarts