proftpd를 소스로 설치하고 xinetd로 돌렸는데.. 접속시 아래와 같이
PAM에러가 납니다. proftpd.conf 파일에서 아래처럼 Off로 해주었는데..
 
  # Use Pam Module (required /etc/pam.d/ftp)
  # please read /usr/doc/proftpd-version/README.PAM
  #
  AuthPAMAuthoritative          off
 [root@MRTG etc]# tail -f /var/log/messages
Apr 17 00:47:44 MRTG proftpd[5453]: MRTG (211.61.85.*[211.61.85.*]) - FTP session closed.
Apr 17 00:47:45 MRTG proftpd[5454]: MRTG (211.61.85.*3[211.61.85.*]) - FTP session opened.
Apr 17 00:47:45 MRTG proftpd[5454]: MRTG (211.61.85.*[211.61.85.*]) - PAM(***guard): Authentication failure.
Apr 17 00:47:45 MRTG proftpd[5454]: MRTG (211.61.85.*[211.61.85.*]) - FTP session closed.
Apr 17 00:47:46 MRTG proftpd[5455]: MRTG (211.61.85.*[211.61.85.*]) - FTP session opened.
Apr 17 00:47:46 MRTG proftpd[5455]: MRTG (211.61.85.*[211.61.85.*]) - PAM(***guard): Authentication failure.
 이 경우 어딜 수정해야 될까요?