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  • bitdays.co.kr/2021/02/23/%25EB%25B2%25A0%25ED%2583%2580-%25EA%25B0%2588-%25EB%259D%25BD%25ED%2586%25A0%25EC%258B%259C%25EB%258B%25A4-%25EC%258B%259C%25EC%259E%25A5-%25ED%2581%25AC%25EA%25B8%25B0-2026-%25EC%259D%2591%25EC%259A%25A9-%25ED%2594%2584%25EB%25A1%259C%25EA%25B7%25B8%25EB%259E%25A8%25EC%2597%2590%25EC%2584%259C-%25EC%25B5%259C/ (port 80)