sendmail 기동 시 오류 발생 - 오류 내용 root# /sbin/init.d/sendmail start /etc/mail/sendmail.cf: line 0: cannot open: Permission denied 451 /etc/mail/sendmail.cf: line 0: cannot open: Permission denied - 원인 : /etc 디렉토리 권한 문제 - 조치 -> ls -ld /etc drw-r----- 35 bin bin 8192 Jan 28 15:07 /etc -> chmod 555 /etc dr-xr-xr-x 35 bin bin 8192 Jan 28 15:07 /etc ->..