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  • bitdays.co.kr/2021/06/11/%ec%9e%85%ec%9e%90-%ea%b3%84%ec%88%98%ea%b8%b0%ec%97%90-%eb%8c%80%ed%95%9c-%eb%b6%84%ec%84%9d-%ec%8b%9c%ec%9e%a5-%ec%a0%90%ec%9c%a0%ec%9c%a8-%ec%a1%b0%ec%82%ac%ec%99%80-%ec%b5%9c%ea%b3%a0-%ea%b5%ad/ (port 80)