Email Delivery Down

(Editor’s Note: This is an import from the old outages site and has been backdated appropriately.)

Approx 10:00PM Aug 6, 2007 – 09:45AM Aug 7, 2007: An OS-patch update on the anti-spam/anti-virus scanning host caused Amavisd-new to not function properly. The root cause appears to be an inability for Amavisd-new to handle IPv6 correctly. A workaround is in place and mail is flowing once again.