Downtime notices

This page lists planned maintenance and service interruptions that may affect CARC users. Details may change as work progresses; check back before a planned maintenance window.

Scheduled maintenance

Firewall upgrade

September 29–30, 2026

Expect frequent and prolonged interruptions to network traffic to and from CARC throughout the maintenance period. This will affect SSH logins, Open OnDemand, the CARC Help Desk ticket system, ColdFront, and other network-dependent services.