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  • bitdays.co.kr/2021/09/04/%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ec%9e%90%ec%a0%84%ea%b1%b0-%ed%94%84%eb%a0%88%ec%9e%84-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%eb%b6%84%ec%84%9d%ec%97%90-%ec%9d%98%ed%95%b4-%ed%98%84%ec%9e%ac/ (port 80)