logging in the above network services before the upgrade starts. The above upgrade will NOT interrupt your use after you have been successfully connected, unless your login session completes or you are disconnected. OR,
(for staff / students) switching to use other on-campus WiFi e.g. CUHK / CUHKa / CUHK1x when you are on campus
The maintenance was once scheduled on 25 May 2020 (Mon) and is now rescheduled to 3 Jun 2020 (Wed).