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Network Maintenance, Tuesday, April 7, 5-7 AM
Network Maintenance, Tuesday, April 7, 5-7 AM
March 25, 2026
IMSS will perform a perimeter firewall OS upgrade on Tuesday, April 7, from 5:00 AM to 7:00 AM.
There is no expected service impact. The perimeter firewalls are configured in an active-active state, and upgrades will be performed one firewall at a time to ensure session continuity and avoid any traffic disruption.