Additional Resources
For more information about vsftpd, refer to the following resources.
Installed Documentation
/usr/share/doc/vsftpd- directory - Replace <version-number>/<version-number> with the installed version of the vsftpd package. This directory contains a README with basic information about the software. The TUNING file contains basic performance tuning tips and the SECURITY/ directory contains information about the security model employed by vsftpd.
vsftpd related man pages - There are a number of man pages for the daemon and configuration files. The following lists some of the more important man pages.
man vsftpd - Describes available command line options for vsftpd.
man vsftpd.conf - Contains a detailed list of options available within the configuration file for vsftpd.
man 5 hosts_access - Describes the format and options available within the TCP wrappers configuration files: hosts.allow and hosts.deny.Useful Websites
vsftpd project page is a great place to locate the latest documentation and to contact the author of the software.