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  • bitdays.co.kr/2021/05/28/it%eb%8a%94-3pl%ec%97%90-%ec%9d%98%ed%95%b4-%ec%a7%80%ec%b6%9c-%ec%8b%9c%ec%9e%a5-%ec%a3%bc%ec%9a%94-%ec%84%a0%ec%88%98-%ec%b5%9c%eb%8c%80-2025-%eb%b6%84%ec%84%9d-%ed%81%ac%ea%b8%b0-%ec%84%b1/ (port 80)