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  • bitdays.co.kr/2021/09/15/%ec%9a%b4%ec%98%81-%ec%a7%80%ec%9b%90-%eb%b9%84%ec%a6%88%eb%8b%88%ec%8a%a4-%ec%a7%80%ec%9b%90-oss-bss-%ec%86%8c%ed%94%84%ed%8a%b8%ec%9b%a8%ec%96%b4-%ec%8b%9c%ec%9e%a5-2021-%ec%88%98%ec%9a%94/ (port 80)