Columbia University Information Technology

Service Alerts


Resolved Service Alerts

Resolved Service Alerts

  • Network - Ethernet and Wireless
    01/25/2015 - 08:25am to 01/25/2015 - 11:16am

    UPDATE:  Service has been restored.  We're still investigating the root cause of the original problem


    Begining at around 7am today, network connection became unavailable. CUIT administrators have been notified and are currently working to resolve the issue.

    CUIT expects to have a resolution or an update shortly. We apologize for this service interruption.

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

  • Email
    01/23/2015 - 09:07am to 01/23/2015 - 02:00pm

    The MX records for 115 domains handled by CUIT now direct mail into the new linux incoming mail servers. Most of these are subdomains of but a few are .org domains affiliated with the university.

    Users do not need to do anything different. There was no downtime.


  • Network - Ethernet
    01/23/2015 - 05:00am to 01/23/2015 - 06:00am

    CUIT is performing routine network routing maintenance. This scheduled update is expected to be completed on time. No service interruption, no network slowness is anticipated.

    For questions about this event, please contact the CUIT Helpdesk at, or call 212-854-1919.

    To see all active and future Service Alerts, please visit


  • Network - Ethernet and Wireless
    01/23/2015 - 01:00am to 01/23/2015 - 02:00am

    UPDATE:  This maintenance was Successfully Completed.  Network service has been Restored and Tested.


    CUIT is performing necessary maintenance on network equipment in Dodge Hall from 1:00am - 2:00am on Friday, 1/23/2015.   This scheduled maintenance is expected to be completed on-time.

    During this time, users in Dodge Hall on floors 2 through 5 may experience loss of wired and wireless network connectivity.

    CUIT apologizes for any inconvenience this may cause, but this action is necessary to ensure a more reliable service.  If clients continue to experience issues after the service-interruption hours, please contact the CUIT Helpdesk at:


    Phone:   212-854-1919



    For a list of active and future Service Alerts, please visit


  • CMS: Courseworks
    01/22/2015 - 11:00pm to 01/23/2015 - 06:00am

    Please note 'Course archive' tool within CourseWorks will be unavailable TODAY from January 22nd 11PM until January 23rd 6AM. We are updating the database for new archives. We apologize for the inconvenience this may cause.

    This interruption will not affect any other CourseWorks tools or services.