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connection이 되었다가 closed 되는 걸 보면 아무래도 tcp_wrapper 문제 일 것 같은데. /etc/hosts.allow 와 /etc/hosts.deny 를 확인하세요. : telnet 접속이 왜 안되죠? : pop3접속및 ftp 접속은 되는데 텔넷만 안되거든요. : : # telnet localhost 110 : Trying 127.0.0.1... : Connected to localhost.localdomain. : Escape character is '^]'. : +OK POP3 localhost.localdomain v7.64 server ready : : # telnet localhost : Trying 127.0.0.1... : Connected to localhost.localdomain. : Escape character is '^]'. : Connection closed by foreign host. : : : inetd.conf 내용 : telnet stream tcp nowait root /usr/sbin/tcpd in.telnetd : pop-3 stream tcp nowait root /usr/sbin/tcpd ipop3d : : services 내용 : telnet 23/tcp : : 아시는분 계시면 가르쳐 주세요..제발 : 혹시 네임서버 설정과도 관련이 되나요?
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