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  • bitdays.co.kr/2021/10/05/%ed%81%b4%eb%9d%bc%ec%9a%b0%eb%93%9c-%ec%a0%9c%ec%a1%b0-%ec%8b%9c%ec%9e%a5-%ec%88%98%ec%9d%b5-%ec%84%b1%ec%9e%a5-%ec%9d%b8%ec%9e%90-%eb%8f%99%ed%96%a5-%ec%a3%bc%ec%9a%94-%ea%b8%b0%ec%97%85/ (port 80)