Proftpd安装。

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Make sure you have the following lines in your PAM configuration file
so that ProFTPd's PAM module can authenticate users correctly.

ftpd auth    required    pam_unix.so         try_first_pass
ftpd account required    pam_unix.so         try_first_pass
ftpd session required    pam_permit.so
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===>   Compressing manual pages for proftpd-1.2.10.r1
===>   Registering installation for proftpd-1.2.10.r1
===> SECURITY REPORT:
      This port has installed the following files which may act as network
      servers and may therefore pose a remote security risk to the system.
/usr/local/libexec/proftpd

      This port has installed the following startup scripts which may cause
      these network services to be started at boot time.
/usr/local/etc/rc.d/proftpd.sh

      If there are vulnerabilities in these programs there may be a security
      risk to the system. FreeBSD makes no guarantee about the security of
      ports included in the Ports Collection. Please type 'make deinstall'
      to deinstall the port if this is a concern.

      For more information, and contact details about the security
      status of this software, see the following webpage:
http://www.proftpd.org/
dsa#