CNS service suspension due to 2019 summer equipment replacement/maintenance
July 11, 2019
To Users of CNS
CNS service suspension due to 2019 summer equipment replacement/maintenance
（July 11, 2019: Released）
The replacement and maintenance work is scheduled during the summer holiday period as follows.
The service of CNS/ERNS can not be used temporarily during the period.
| Maintenance | Stop schedule | Impact range | Note |
|---|---|---|---|
| Maintenance of CNS core network/server equipment | Aug. 9(Fri) Stop every few minutes to dozens of minutes for each service between 8:00am - 6:00pm |
All service of SFC-CNS (Including SFC network reachability) |
The entire CNS stops temporarily SFC official website stops as well |
| Replacement of Keio backbone network (BB) equipment | Aug. 9(Fri) Approximately 1 hour between 9:00am - 6:00pm |
Inter-campus network unreachable | Inter-campus network reachability stops temporarily |
| Maintenance of file servers for graduate student of GSMG | from Aug. 31(Sat) to Sep. 1(Sun) All day | [Graduate student of GSMG] All CNS service | Please check another website |
| Replacement of file servers for student | from Sep. 7(Sat) to 8(Sun) All day | [Undergraduate Student(EM/PI/NMC), Graduate student of GSHM] All CNS service | Please check another website |
| Replacement of PC at L11 PC rooms | from Aug. 30(Fri) to Sep. 11(Wed) All day | The L11 PC room are unavailable The same type of PCs at MC are unavailable |
The L11 PC room is closed |
| Replacement of Macs at L21 PC rooms | from Aug. 30(Fri) to Sep. 11(Wed) All day | The L21 PC room are unavailable The same type of Macs at MC are unavailable |
The L21 PC room is closed |
Regarding changes etc., we will update on occasion on this page.
Thank you for your co-operation.
Last-Modified: August 10, 2019
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