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  • bitdays.co.kr/2021/11/21/%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80-%eb%8d%b0%ec%9d%b4%ed%84%b0%ea%b0%80%ec%9e%88%eb%8a%94-2-%ec%b0%a8%ec%9b%90-%ec%a0%9c%ec%8a%a4%ec%b2%98-%ec%9d%b8%ec%8b%9d%ec%97%90-%eb%8c%80%ed%95%9c-%ec%86%8c/ (port 80)