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Wisconsin Traffic Operations and Safety Laboratory

The WisTransPortal System

The WisTransPortal system serves the computing and data management needs of the Wisconsin Traffic Operations and Safety (TOPS) Laboratory. The project scope includes support for ITS data archiving, real-time traffic information services, transportation operations applications, and transportation research. Learn more.

(Last Modified Sun, 26 Jul 2026, 12:50:09 PM)

Unplanned Outages

  • None
Scheduled Downtimes and Alerts
Last Sunday of each month, from 6:00 AM - 12:00 PM, are reserved for WisTransPortal system maintenance. Wednesdays from 8:00 PM - 11:00 PM are reserved for minor WisTransPortal application maintenance. Scheduled maintenance times will be posted on this page.

  • On August 30, WisTransPortal server maintenance window is scheduled from 6 AM to 12 PM. Outages will happen through the morning that will affect ALL web-based systems including DOT DSP Crash Database & Resolve, TIA, CMAPS, TMP, and WisLCS. These systems will not be offline the entire time, but rather, there will be intermittent outages during the maintenance window for server restarts. Maintenance includes Microsoft patches and updates, security fixes and updates, Apache updates, and system reboots.
Campus Outages
Campus Recurring Outage Windows

View complete history

2026
Monthly Scheduled WisTransPortal Server Maintenance Days Status Notes
December 20 PlannedServers patched up to Microsoft/Ubuntu December Updates;
November 29 PlannedServers patched up to Microsoft/Ubuntu November Updates;
October 25 PlannedServers patched up to Microsoft/Ubuntu October Updates;
September 27 PlannedServers patched up to Microsoft/Ubuntu September Updates;
August 30 PlannedServers patched up to Microsoft/Ubuntu August Updates;
July 26 CompletedServers patched up to Microsoft/Ubuntu July Updates; Apache Updates
June 28 CompletedServers patched up to Microsoft/Ubuntu June Updates; Oracle Patches;
May 31 CompletedServers patched up to Microsoft/Ubuntu May Updates; Oracle Patches;
April 26 CompletedServers patched up to Microsoft/Ubuntu April Updates; Java patches
March 29 CompletedServers patched up to Microsoft/Ubuntu March Updates; Java patches
February 22 CompletedServers patched up to Microsoft/Ubuntu February Updates;
January 25 CompletedServers patched up to Microsoft/Ubuntu January Updates; Apache Updates; Tomcat Patches
2025
Monthly Scheduled WisTransPortal Server Maintenance Days Status Notes
December 21 CancelledN/A
November 23 CompletedServers patched up to Microsoft November Updates; Linux Patches<
October 26 CompletedServers patched up to Microsoft October Updates; Linux Patches
September 21 CompletedServers patched up to Microsoft September Updates; Linux Patches; Apache Update;
August 24 CompletedServers patched up to Microsoft August Updates; Linux Patches; Apache Update; Java Patches; Oracle Patches
July 20 CompletedServers patched up to Microsoft July Updates; Linux Patches; New Certificates; Tomcat Patches



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Copyright © 2021. Last Modified Sun, 26 Jul 2026, 12:50:09 PM. Questions or comments? transportal@topslab.wisc.edu.