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  • bitdays.co.kr/2022/05/23/%ec%8b%9d%ed%92%88-%eb%93%b1%ea%b8%89%ec%9d%98-%ea%b3%a0%ec%b2%b4-%ec%97%bc%ed%99%94%ec%b9%bc%ec%8a%98-%ec%8b%9c%ec%9e%a5-%ec%a7%80%eb%a6%ac%ed%95%99%eb%b3%84%eb%a1%9c-%ec%a7%80%eb%a6%ac%ec%a0%81-2/ (port 80)