Recently, I am studying docker, but I can’t run on the public network of Aliyun server.

  docker, question

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My server was bought by ariyun ecs with nothing but a doc.
I follow
https://help.aliyun.com/docum …
This article seems simple to do, but it can be run to the last step.
Only when the browser inputs the host ip plus 8080 port access test, the webpage cannot work normally all the time.
Ask for an answer, thank you

See if external ip does not authorize external access.