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  • bitdays.co.kr/2022/05/22/%ed%83%9c%ec%96%91-%ea%b4%91-%ec%97%94%ec%a7%80%eb%8b%88%ec%96%b4%eb%a7%81-%ec%a1%b0%eb%8b%ac-%eb%b0%8f-%ea%b1%b4%ec%84%a4-epc-%ec%8b%9c%ec%9e%a5-%ed%98%84%ec%9e%ac-%ec%8b%9c%eb%82%98%eb%a6%ac/ (port 80)