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CNS Service Suspension due to the replacement of the core network devices (Aug. 10)


(Released: July 23, 2025)


CNS network devices will be replaced according to the end of the lease term. Therefore the network will be shutdown on the dates scheduled below so please take care.


Period: a few hours between 9 AM and 6 PM, August 10th (Sunday), 2025
Subject: All SFC (including NMC building, Junior & Senior High School)
Content: Replacement of CNS core network devices
Affected: All SFC-CNS service will be unavailable (Campus network (wired/wireless), e-mail, official Web site, athletic system, shared terminals, etc.)
Note: About 3 to 4 hours service suspension occurs between 8:00am and 6:00pm.


We apologize for any inconvenience this may cause, but we ask for your understanding and cooperation to ensure the stable operation of CNS.

Last-Modified: July 23, 2025

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