Columbia University Information Technology

Service Alerts


Service Impact: 
Alert Date: 
07/01/2013 - 10:08am to 07/01/2013 - 11:05am
Main Content
Alert Message: 

UPDATE: This issue was resolved in July. Closing this old Archive.


One of our Exchange CAS servers was in a hung state causing Exchange to be unreachable for up a third of our users.  We rebooted and service has been restored.  We are investigating the underlying cause of the problem.

For a complete list of recent and upcoming scheduled service changes, please visit