0curl: (6) Could not resolve host:aa.dd.com When installing the system with foreman, it always appears: 0curl: (6) could not resolve host: aa.dd.com

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1

Problem:
When I installed operatingsystem
could not resolve host:aa.dd.com;Unkown error
Expected outcome:

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Hello, friendly advice: you won’t get much feedback in response to low-effort posts.