Investigation of the backbone network trouble (July 10)

An investigation will be conducted into the failures occurring in the backbone network.

During the investigation, communication interrupts will occur several times from a few seconds to a maximum of 5 minutes.

In addition, communication may become unstable due to failure.

We appreciate your cooperation in the stable operation of the backbone network.

Date and Time : Sunday, July 10, 2022, 09:00-17:00

Work Contents: Investigation of backbone network failures

Impact: Communication will be interrupted in the backbone network for a few seconds to 5 minutes.