MIT IS&T incident

OC25 (Haystack): Network Connectivity to MITnet

Major Resolved View vendor source →
Started
Mar 03, 2026, 11:44 AM UTC
Resolved
Mar 05, 2026, 06:05 PM UTC
Duration
2d 6h
Detected by Pingoru
Mar 03, 2026, 11:44 AM UTC

Affected components

Network

Update timeline

  1. investigating Mar 03, 2026, 11:44 AM UTC

    Connectivity between MITnet and Haystack (Buildings OC21, OC24, OC25, OC26) is currently down due to fiber/optical circuit issues. IS&T has engaged MIT-LL to further investigate optical network.

  2. investigating Mar 03, 2026, 09:00 PM UTC

    Connectivity to the building networks (Wi-Fi, VoIP, Internet) is restored, but full recovery of all Haystack circuits is still in progress.

  3. resolved Mar 05, 2026, 06:05 PM UTC

    This incident has been resolved.

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