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IPv6 in China - large-scale deployment is progressing

via:CnBeta     time:2019/2/4 9:02:46     readed:186

In China ISP, ChinaeducationCERNET AS 4538 may be the earliest to support IPv6, and its popularity has been around 30% for a long time;China MobileIts Guangdong Mobile AS9808 has accelerated the deployment of IPv6 since September last year, and its popularity reached 15% by the end of the year; Beijing Mobile AS56048 tested and deployed IPv6 from June/July last year, and reached 25% popularity by the end of the year; China's largest ISP China Telecom The backbone network AS4134 also expanded its deployment of IPv6 at the end of last year. It has 300 million users, even if the popularity is only 5%, which is equivalent to 15 million users.

China IPv6 address allocation and BGP advertising - 2010-2018

China IPv4 address allocation and BGP advertising - 2010-2018

Despite the progress of IPv6 popularization in China, the performance quality of IPv6 services in China is surprisingly low, and its connection failure rate is surprisingly high. China Unicom Guangdong AS 134543 IPv6 connection failure rate is as high as 60%, and China Telecom backbone network AS4134 connection failure rate is 4%.

IPv6 connection failure rate for IPv6 services in China

In the past few months, we have seen evidence that China is currently deploying IPv6 services on a large scale. This is most evident in the regional networks of China Mobile and ChinaNet.

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