[Upgrade] Router upgrade notice in Japan in the early morning of November 19th

Upgrade Schedule: November 18, 2021, 23:00 - November 19, 2021, 07:00 (Beijing time)

Upgrade content: Upgrade a router device in Japan, during which traffic migration and restoration operations are involved.

Upgrade impact: The upgrade could impact the internet access of some users in Japan. During the upgrade, route convergence may cause twice jitters within 1 minute. Jitter has no impact on long-connection services with automatic reconnection. Please make sure that you have a reconnection and retry mechanism placed in your business to enhance the fault tolerance of your business.

We apologize for the inconvenience caused to you. If you have any questions, please get in touch with us for consultation and feedback.