docker: error pulling image configuration:timeout

error:

docker: error pulling image configuration:

dial TCP 104.18.121.25:443: I /o timeout.

resolved:

vim/etc/docker/daemon. Json
{
“registry – mirrors” : [” https://registry.docker-cn.com “, “https://nrbewqda.mirror.aliyuncs.com”, “https://dmmxhzvq.mirror.aliyuncs.com”]
}

systemctl restart docker

and then pull mirror to