아래 파일들을 삭제하였더니, ssh2 가 올바로 설치되었습니다. rm /usr/local/bin/ssh-* rm /usr/local/sbin/sshd-check-conf rm /usr/local/sbin/sshd rm /usr/local/bin/ssh rm /usr/local/bin/scp rm /usr/local/bin/sftp rm /usr/local/bin/sftp-server rm /usr/local/man/man1/ssh.1 rm /usr/local/man/man1/ssh-* rm /usr/local/man/man1/scp.1 rm /usr/local/man/man1/sftp.1 rm /usr/local/man/man1/sftp-server.1 rm /usr/local/man/man8/sshd.8