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  • bitdays.co.kr/2021/05/25/%ec%84%9c%eb%b9%84%ec%8a%a4%eb%a1%9c-%ed%95%98%eb%93%9c%ec%9b%a8%ec%96%b4-%ed%95%98%ec%8a%a4-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%b6%84%ec%84%9d-%ea%b0%9c%ec%9a%94/ (port 80)