6/24 Notice of suspension of various service systems

Thank you for your cooperation in the operation of the campus network and various service systems.

On Thursday, June 24, 2021, various service systems will be suspended during the following period due to medium-scale maintenance work.

We apologize for any inconvenience, and thank you for your understanding and cooperation.


  1. Learning Management System
    :20:00 --21:00 (1 hour)
  2. YNU Account Management System, Password Changer Machine
    :18:00 --20:00 (2 hours)
  3. Web hosting service
    :Between 20:00 and 21:00, there is one stop for about 15 minutes and two stops for about 5 minutes.
    * Due to the staggered maintenance work of the two hosting servers, the downtime varies depending on the website.
  4. Mailing list service
    :20:00 --21:00 (1 hour)
  5. In addition, the following service systems
    1. Academic Certification Federation Service (GakuNin)
    2. Educational Affairs Information System, Library System, ESVOD, etc., systems not managed by ITSC used by YNU login ID
    3. Wireless LAN for faculty and staff (YNU-STAFF-ONLY), eduroam
    4. UNIX server for education
    5. Matrix authentication service
    6. SSL-VPN service
    7. Web survey service

    : About 15 minutes between 19:00 and 21:30
    (The stop time differs depending on each system.)