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Category: Resolved Service Status

Previously resolved Service Status postings:

Resolved: Departmental Web Applications Server – Thursday, April 9

Posted on April 9, 2026 (April 9, 2026) by CAEN
  • Start: Thursday, April 9, 3:00 p.m.
  • End: Thursday, April 9, 3:15 p.m.

On Thursday, April 9 at around 3:00 p.m., departmental web applications on deptapps.engin.umich.edu began experiencing connectivity issues.

Resolved: CSRB Network Maintenance – Sunday, March 29

Posted on March 27, 2026 (March 30, 2026) by CAEN
  • Start: Sunday, March 29, 10:00 a.m.
  • End: Sunday, March 29, 1:00 p.m.

On Sunday, March 29 between 10:00 a.m. and 1:00 p.m., ITS will be performing maintenance on the wired and Wi-Fi networks for the Climate and Space Research Building (CSRB). During this time, users may experience brief interruptions in connectivity.

Resolved: Duderstadt Center Second Floor Network – Wednesday, March 25

Posted on March 25, 2026 (March 25, 2026) by CAEN
  • Start: Wednesday, March 25, 11:00 a.m.
  • End:  Wednesday, March 25, 2:00 p.m.

On Wednesday, March 25 around 11:00 a.m., we received a report of network switch outage on the second floor of the Duderstadt Center. CAEN staff are investigating.

Resolved: Traverwood Network Maintenance – Tuesday, February 24

Posted on February 23, 2026 (February 24, 2026) by CAEN
  • Start: Tuesday, February 24, 5:00 a.m.
  • End: Tuesday, February 24, 8:00 a.m.

From Tuesday, February 24 from 5:00 a.m. until 8:00 a.m., ITS will be performing network maintenance in the Traverwood Office Building. These changes will cause an outage for both wired and wireless users in the building.

Resolved: EAB Electrical Maintenance – Monday, February 2

Posted on January 31, 2026 (February 2, 2026) by CAEN
  • Start: Monday, February 2, 6:00 a.m.
  • End: Monday, February 2, 6:15 a.m.

On Monday, February 2 from 6:00 to 6:15 a.m., electrical maintenance will be performed in the EAB (formerly SI North) server room which will require a 15 minutes power shutdown.

Resolved: Departmental Web Applications Server – Monday, January 26

Posted on January 26, 2026 (January 26, 2026) by CAEN
  • Start: Monday, January 26, 9:00 a.m.
  • End: Monday, January 26, 9:15 a.m.

On Monday, January 26 at around 9:00 a.m., departmental web applications on deptapps.engin.umich.edu began experiencing connectivity issues. The server was brought back online at 9:15 a.m.

Resolved: Departmental Email List Server – Wednesday, January 21

Posted on January 21, 2026 (January 21, 2026) by CAEN
  • Start: Wednesday, January 21
  • End: Wednesday, January 21, 10:30 a.m.

The departmental, moderated email service (deptlist.engin.umich.edu) is currently unavailable. CAEN staff are investigating.

This posting will be updated once the outage has been resolved.

Resolved: Linux CLSE Boot Failure – Tuesday, January 6

Posted on January 6, 2026 (January 6, 2026) by CAEN
  • Start: Tuesday, January 6, 8:00 a.m.
  • End: Tuesday, January 6, 12:00 p.m.

CAEN lab computers are experiencing errors when attempting to boot into the Linux CLSE. CAEN staff are investigating, but there is currently no estimated time of repair. In the meantime, users may connect to use Linux with the Linux Remote Login Service.

Resolved: Linux Login/VNC Server Maintenance – Tuesday, December 23

Posted on December 23, 2025 (December 24, 2025) by CAEN
  • Start: Tuesday, December 23, 12:00 p.m.
  • End: Tuesday, December 23, 2:00 p.m.

On Tuesday, December 23 between 12:00 and 2:00 p.m., maintenance has been scheduled for servers that support the Linux Login Service, accessed via VNC as login-course.engin.umich.edu and oncampus-course.engin.umich.edu. During this time, users may have trouble connecting to the service.

Resolved: License Server Maintenance – Tuesday, December 23

Posted on December 23, 2025 (December 24, 2025) by CAEN
  • Start: Tuesday, December 23, 9:00 a.m.
  • End: Tuesday, December 23, 10:00 a.m.

On Tuesday, December 23, between 9:00 and 10:00 a.m., CAEN will perform scheduled maintenance on one of the software license servers. During this time, the following applications may be unavailable:

Aspen
GT-Suite
DaVIS
Wolfson
Risa3D

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