Critical incident

UM IT Systems: Major Phone Outage

Affected: Phone Services

Current status of UM IT Systems: Operational — live UM IT Systems status

Timeline

1. May 4, 2026, 10:25 UTC
   investigating
   Campus and Hospital wide reports of phone issues (primarily of outside callers unable to connect) are reported. Vendor is aware and technicians are investigating.
2. May 4, 2026, 12:05 UTC
   investigating
   We are continuing to engage with the Vendor on outside callers not being able to call into the University phone system. They have a cut in their fiber optic line and are dispatching repair teams.
3. May 4, 2026, 15:27 UTC
   identified
   Update on fiber cut impacting services. The physical damage has been identified. Work is underway to slack cable to facilitate repairs.
4. May 4, 2026, 17:18 UTC
   monitoring
   Campus and hospital phone services have been restored and are now working normally. We have not yet received the all clear from the vendor and will continue to monitor services.
5. May 4, 2026, 19:27 UTC
   resolved
   All phone services have been restored.

Updates as published by UM IT Systems (original).