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.