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  • digii.co.kr/2021/10/25/dc-%ec%a0%84%eb%a5%98-%ec%84%bc%ec%84%9c-%ec%8b%9c%ec%9e%a5-%eb%af%b8%eb%9e%98-%ea%b0%9c%eb%b0%9c-%ec%a3%bc%ec%9a%94-%ea%b8%b0%ec%97%85-%ec%82%b0%ec%97%85-%ea%b7%9c%eb%aa%a8-%eb%b0%8f-%ec%88%98/ (port 80)