BEGIN:VCALENDAR
CALSCALE:GREGORIAN
X-WR-TIMEZONE;VALUE=TEXT:US/Central
METHOD:PUBLISH
BEGIN:VEVENT
DTSTAMP:20130619T163230Z
DTSTART:20120412T140000Z
DTEND:20120412T150000Z
DESCRIPTION:The Mail Filtering Service (aka the IronPort appliances), will have maintenance done to their SSL certificates. No outage or disruption is expected, and any problems which do arise will be limited to causing slight mail delays.
LOCATION:UT Austin
SUMMARY:Certificate maintenance on the Mail Filtering Service
UID:ut-its-maint-001-2152
X-MICROSOFT-CDO-BUSYSTATUS:FREE 
BEGIN:VALARM
TRIGGER:-PT1H
ACTION:DISPLAY
END:VALARM
END:VEVENT
END:VCALENDAR