The pace of ipv6 is getting closer and closer. One day we will say goodbye to ipv4 and embrace ipv6. In fact, ipv6 is already of great practical value in some fields. I believe that some people are still a little unfamiliar with the settings of ipv6. The settings in some posts on the Internet may only be useful in a particular network environment, but will not work in other network environments. After a few days of exploration, I summarized a relatively common configuration method. . Of course, there are still flaws.