2017/07/26: 【SINET】 Schedule Confirmation for Network Outage (to the Internet) during August 11 to 13 (updated 7/27)

Urgent maintenance work for the SINET5 equipments(router) is scheduled as follows.
Please note unavailable time of the Internet (SINET) communication.

Date-1: From 1:30 a.m. to 2:30 a.m. on Friday August 11th
Range of influence-1: Connection with Hyogo DC (100G line and 10G line)
Impact-1: Communication will be disconnected for maximum 30 minutes.
– Connection to Internet(SINET)
*including “K” and HPCI
– Connection to the other RIKEN Institutes (Including IP phone, TV meeting)
– Connection to AICS Tokyo Office and IIB,(Including TV meeting)
Date-2: From 10:30 p.m. to 11:30 p.m. on Saturday August 12th
Range of influence-2: Connection with Saitama DC (RIKEN Gateway line)
Impact-2: Communication will be disconnected for maximum 30 minutes.
– Connection to Internet(SINET)
*except “K” and HPCI
Date-3: From 4:30 a.m. to 7:00 a.m. on Sunday August 13th
Range of influence-3: Connection with Tokyo1 DC (1 G leased line in AICS Tokyo Office)
Impact-3: Communication will be disconnected for maximum 30 minutes.
– Connection to AICS Tokyo Office (Including TV meeting)

You can see the more details about this issue from the following URL.
(Japanese only)
https://www.sinet.ad.jp/news/2017-07-25sinet5-maintenance