Resolved: AFS Server Maintenance – Saturday, December 21

  • Start: Saturday, December 21, 11:00 p.m.
  • End: Sunday, December 22, 6:00 a.m.

On Saturday, December 21 at 11:00 p.m., ITS will perform maintenance on the U-M AFS servers.

During this maintenance, CAEN users may have trouble accessing their AFS home directories and logging into CAEN Linux computers (including the Login/VNC servers).

Further updates and information on this maintenance can be found on the ITS Service Status page.


Resolved: Possible Siemens Software License Expiration Outage – Sunday, December 1

The software licenses for a number of software titles provided by Siemens are scheduled to expire at midnight on Sunday, December 1. CAEN has renewed these licenses and is just waiting on Siemens to deliver the new license files. We expect to have them before the end of the week, and we are posting this notice as a precautionary measure.

Software titles impacted by this outage:

  • Siemens NX
  • STAR-CCM+
  • TeamCenter
  • Tecnomatix Jack

This outage will impact use of these Siemens software titles in CAEN Labs, in the Duderstadt Center, and in College of Engineering department and private labs.


Resolved: CLSE Server Maintenance – Thursday, November 14

  • Start: Thursday, November 14, 5:00 a.m.
  • End: Thursday, November 14, 8:30 a.m.

On Thursday, November 14 between 5:00 and 8:30 a.m., maintenance has been scheduled for servers that support the CAEN Lab Software Environment (CLSE). This maintenance is intended to apply recent operating system and software application updates, and install patches for software vulnerabilities.

The following CLSE services may experience an outage during the above maintenance timeframe:

  • Windows computers, including those accessed via the Windows Remote Desktop Service
  • Linux computers, including the Linux Login Service (accessed as login.engin.umich.edu, login-course.engin.umich.edu, and oncampus-course.engin.umich.edu), also known as the “VNC” servers
  • Teamcenter product lifecycle management (PLM) services

Resolved: EECS Building Electrical Maintenance – Tuesday, September 24

  • Start: Tuesday, September 24, 6:00 a.m.
  • End: Tuesday, September 24, 2:00 p.m.

On Tuesday, September 24 between 6:00 a.m. and 2:00 p.m., maintenance has been scheduled for the electrical substation that supports the Electrical Engineering and Computer Science (EECS) building, which will result in a total power outage. During this maintenance, Wi-Fi, wired network connections, network phones, printers, etc. will be unavailable. Further information and updates about this outage can be found on the ITS Service Status page.


Resolved: CLSE Server Maintenance – Thursday, October 10

  • Start: Thursday, October 10, 5:00 a.m.
  • End: Thursday, October 10, 8:30 a.m.

On Thursday, October 10 between 5:00 and 8:30 a.m., maintenance has been scheduled for servers that support the CAEN Lab Software Environment (CLSE). This maintenance is intended to apply recent operating system and software application updates, and install patches for software vulnerabilities.

The following CLSE services may experience an outage during the above maintenance timeframe:

  • Windows computers, including those accessed via the Windows Remote Desktop Service
  • Linux computers, including the Linux Login Service (accessed as login.engin.umich.edu, login-course.engin.umich.edu, and oncampus-course.engin.umich.edu), also known as the “VNC” servers
  • Teamcenter product lifecycle management (PLM) services