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  • bitdays.co.kr/2022/06/28/%ec%82%b0%ec%97%85-%ea%b8%b0%ea%b3%84%ec%97%90%ec%84%9c-cad-%ec%8b%9c%ec%9e%a5-2022-2026%eb%85%84%ea%b9%8c%ec%a7%80-%ec%88%98%ec%9d%b5-%ea%b3%b5%ec%9c%a0%ea%b0%80-%ec%9e%88%eb%8a%94-%ec%8b%ac%ec%b8%b5/ (port 80)