ssh 연결 오류
The authenticity of host '10.138.2.4 (10.138.2.4)' can't be established.ECDSA key fingerprint is SHA256:w65WBJsC0XSUTkRbCK8qaoQuAEURqrT5cSDcQz32lOA.Are you sure you want to continue connecting (yes/no/[fingerprint])? yesWarning: Permanently added '10.138.2.4' (ECDSA) to the list of known hosts.@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ WARNING: UNPROTECTED PRIVATE KEY F..