Completed

Last updated: August 28, 2026 at 08:00 AM UTC

Cisco 3850 Switch Hardware Upgrade at HMC B-Wing

Affected Components

Cisco 3850 Switch Hardware Upgrade (HMC :: B-Wing 1st floor)HMC B-Wing 1st floor networkNetwork connectivity (wired and wireless) at HMC B-Wing 1st floor

Updates

Completed

August 28, 2026 at 08:00 AM UTC

The scheduled maintenance for the Cisco 3850 switch hardware upgrade at HMC B-Wing 1st floor has been completed.

Scheduled

August 28, 2026 at 02:00 AM UTC

Scheduled maintenance is currently in progress for the Cisco 3850 switch hardware upgrade at HMC B-Wing 1st floor.

Scheduled For

Aug 27, 2026, 10:00 PM UTC

Scheduled

August 28, 2026 at 01:00 AM UTC

Maintenance will begin as scheduled in 60 minutes, causing complete network outage in HMC B-Wing 1st floor from 10 PM to 4 AM.

Scheduled For

Aug 28, 2026, 2:00 AM UTC to Aug 28, 2026, 8:00 AM UTC

Scheduled

August 27, 2026 at 06:09 PM UTC

Scheduled maintenance will replace Cisco 3850 switches with 9300, causing complete network outage in HMC B-Wing 1st floor from 10 PM to 4 AM.

Scheduled For

Aug 28, 2026, 2:00 AM UTC to Aug 28, 2026, 8:00 AM UTC