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ssh-copy-id testnode 失败，错误：ssh：无法解析主机名 testnode：名称解析暂时失败

tag-icon • tag-icon ssh error-handling hostname hosts
ssh-copy-id testnode 失败，错误：ssh：无法解析主机名 testnode：名称解析暂时失败

我无法将 SSH 生成的密钥提及到我的测试节点。

这是我每次运行命令时得到的输出ssh-copy-id：

当我运行命令“ssh-copy-id”时输出图像

aibak@aibak-Inspiron-3542:/$ ssh-copy-id testnode
/usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed

/usr/bin/ssh-copy-id: ERROR: ssh: Could not resolve hostname testnode: Temporarily failure in name resolution

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