阿里云Ubuntu服务器Docker pull网站镜像时，如何解决网络下载失败问题？

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错误提示存在：+ 错误提示存在：+ 1Get https://registry-1.docker.io/v1/repositories/library/owncloud/tags/latest: dial tcp 10.242.197.247:53: read udp 10.242.197.247:53: i/o timeout Network timed out while accessing the Docker registry.

错误提示有：

错误提示有：

1Get registry-1.docker.io/v1/repositories/library/owncloud/tags/latest: dial tcp: lookup registry-1.docker.io on 10.242.197.247:53: read udp 10.242.197.247:53: i/o timeout

12Network timed out while trying to connect to index.docker.io/v1/repositories/library/owncloud/images. You may want to check your internet connection or if you are behind a proxy.试过vpn和ss，没有用，有谁教一下该怎么弄？