Features:

Integration with enterprise IT environment
Support Active Directory - Users can be authenticated against Active Directory. Settings of ftp users can be stored in the Active Directory.
Support LDAP - Users can be authenticated against the LDAP directory Server. Settings of ftp users can be stored in the LDAP directory server.
Store users in the database - User settings and password can be stored in the external database and retrieved through ODBC connections. Stored procedure is supported to facilitate the integration of database applications.
128 bits SSL - FTP sessions can be protected by industry security standard. SSL client authentication is also supported.
Support SFTP(SSH2) protocol - SFTP virtual server can be created and managed the same way as FTP virtual server.
Email Event Notification - Automatically notify events happened in the ftp server by email. Such events include file upload, download, delete and disk space low etc.
UNC Path Impersonation - FTP server can use the impersonation account to access password protected network shares.

Server log and audit
FTP sessions and errors log - Detailed logs of ftp sessions and server errors.
Support ftp xferlog format - Support writing ftp transfer log in UNIX FTP xferlog format.
Store file transfer logs in the database - File transfer logs can be stored in the external database through ODBC.
Send log to Syslog server - All server logs can be sent to Syslog server at the same time.

Server administration
GUI Remote Administration - Server can be securely administrated from anywhere and remote administration is firewall friendly. It can be performed from any opened FTP control port. There is no need to open a special remote administration in the firewall.
Native User Isolation - Each user has his own virtual paths separated from other users. A user can never see virtual paths of other users. There is no need to lock a user in his home path any more.
Hierarchy Virtual Paths - FTP server supports public and group paths, which make the access control and permission management much easier. Group path can be seen only by users of a group, public path can be seen by all users.
Support virtual servers - FTP Server can run multiple virtual servers on the same IP address.
Real-time Configuration Management - Configuration changes will take place in the real-time without restarting the ftp server.
Fine-grained Bandwidth Control - Bandwidth can be controlled at the server, group and user level or scheduled by time.

Other server key features
Anti Leech Support - Support anti-leech function to prevent unauthorized people from leeching ftp links.
MODE Z Support - Support real time data compression during the data transfer.
UFT-8 Support - Support OPTS UTF8 command to turn on and off UTF-8 encoding.
Support UPnP - Configuring ftp server behind the UPnP boardband router becomes much easier.
IPv6 Support - IPv6 is seamlessly integrated in all server functions.

What's new

http://www.xlightftpd.com/whatsnew.htm

HOMEPAGE

http://www.xlightftpd.com/