Xlight FTP Server - what is new

3.9.4.4(2024-10-28)

Add an option "File contains users blocked from external authentication", one user per line in this file.
Fixed a bug in FTP OPTS.

3.9.4.3(2024-8-21)

Fixed a security vulnerability in SFTP, which could be used to cause server crashes.
Add an option "Force to use SHA2 hash for RSA Host Key signature".
Add support for FTP OPTS parameter "OPTS MLST".
Set an uninstall icon for the Xlight FTP installer to replace the Windows default uninstall icon.

3.9.4.2(2024-5-12)

Add support for rsa-sha2-512 and rsa-sha2-256 signature for client-side public key authentication. It will have better compatibility with newer OpenSSH clients that SHA1 signature is disabled
Change the default size of the auto-generated SSH server host key from 1024 bit to 2048 bit.

3.9.4.1(2024-4-11)

Fixed a bug when UTF-8 is enabled in "Execute a program based on the action in a file" the passed parameter $real_path is not correct.

3.9.4(2024-2-2)

Add support for rsa-sha2-512 and rsa-sha2-256 for Server RSA keys signatures (RFC8332).
Add error log rotation option.
Add MSI (*.msi) installer in the download page.

3.9.3.7(2023-10-25)

Update the remote admin program with the testing if an IP is in the allowed or denied list.
Add missed error logs for SFTP when encountering some errors from Windows OS.

3.9.3.6(2023-2-22)

Fix a low-risk SFTP vulnerability. When log-in failed, the server responded differently for users not existing or existing.
Fix a compatible problem for the NLST command.

3.9.3.5(2022-9-20)

Add an option to use the file for IP allow/deny lists, which allows an unlimited number of IP allow/deny list. Each line of the file can only have one IP and its subnet mask.
Add a test button in the IP allow/deny dialog box to test if an IP will be allowed or blocked.
Add a special option to disable shared file downloading. When enabled, a file can only be downloaded by a single connection at one time.
Fix a speed bug when the bandwidth limit is set for the virtual server.

3.9.3.2(2022-1-5)

Fixed a bug that the Disk quota unit for the external authentication user default profile is not saved in the config file.
Fixed a bug that GUI will crash if over 255 characters are entered in the user name of the access control list .
Auto-create the folder if the folder for the log file does not exist.
When the "Force SSL" option is selected when the server receives the USER command. If a client doesn't initiate an encrypted channel before the USER command, it will be disconnected immediately.

3.9.3.1(2021-10-5)

Fixed an issue that SFTP uploaded file is not immediately available because Windows OS locked this file before flushing OS file buffers to disk.

3.9.3(2021-8-6)

Fixed a UTF-8 file access bug, when the file name contained a different encoding from Windows default language.
Change the failed logins option in IP auto-blocking so that you can set a period to count failed attempts.
Add an option to write xferlog and session log in UTF-8 format.
Remove the option "disable log to screen", which is not useful.
Fixed a TLS connection bug in the Remote Admin client.

3.9.2.8(2021-6-12)

Fixed a crash problem.

3.9.2.7(2021-6-2)

Add support for long path names over 260 characters.
Fixed a problem 0 byte file is not logged in the ODBC database file transfer log.

3.9.2.5(2021-3-25)

Support diffie-hellman-group14-sha1 and diffie-hellman-group14-sha256 as SSH key exchange methods.
Add an option to change SSH software identification string.
Change the configuration files permission so that "everyone" group is not allowed to read.
Increase user login IP range total entries limit from 16 to 32.

3.9.2.0(2021-1-29)

Put all language files under the "lang" folder after installation. Users can switch languages from right click Localization Menu.
Fixed a few small bugs.

3.9.1.7(2020-5-3)

Fixed a home path permission bug of the Default user profile with Active Directory.

3.9.1.6(2020-3-15)

Fixed a bug that creating a database table for logging file transfer failed for the MS-SQL server.
Fixed a few minor bugs.

3.9.1.5(2019-7-2)

Fixed a bug that when uploading in SFTP, the uploading file is not locked from downloading.

3.9.1.2(2019-5-8)

Fixed a bug in uPnP.

3.9.1(2019-1-15)

Add support for using RSA SSH2 host key more than 1024-bit.

3.9.0(2018-10-18)

Add option to use separate SSL certificate in virtual server.
Fixed several GUI-related bugs.

3.8.9.1(2018-6-6)

Fixed a bug that saved Xlight Main Windows position displayed off the screen after reducing the remote desktop display resolution.

3.8.9(2018-4-30)

Add a new column real_path in the ODBC database file transfer log to record the real Windows path for transferred files. Existing users, who want to use this column, need to click the "upgrade" button in ODBC file transfer settings to add this column to the database table.
Add two options "Force login using SSL" and "Force to use encrypted data connection" in FTP user settings.
Save current Xlight FTP Main Windows position when exiting.
Fixed a bug that Admin Console sometimes cannot be shown when Xlight FTP running as s system service.

3.8.8.6 (2017-12-11)

Fixed a bug in SFTP for user disk space quotas.
Fixed a bug in SFTP that the user cannot remove a folder after setting "file allowed access".

3.8.8.5 (2017-6-16)

Fixed a bug in selecting group size for SSH Diffie-Hellman Group Exchange.
In virtual server settings, add an option to select a program to execute after a user logs in.
Fixed a GUI bug in UNC path impersonation.
on-screen log will automatically scroll to the end.

3.8.8 (2017-3-12)

Add GUI to allow the users to select SSH ciphers wanted.

3.8.7.6 (2017-2-13)

Fixed a bug in FTP MLST format.
Fixed a bug that the OK button of the configuration dialog box cannot be seen on low resolution screen.
Fixed a bug in the maximum user upload file size.

3.8.7.5 (2016-11-12)

Add AES-CTR cipher for SSH/SFTP.
Fixed several minor GUI bugs.
Change to the statically linked program executable and can now run alone without Visual C++ runtime DLL.

3.8.7 (2016-9-26)

Add the "other DN to search users" option for Active Directory Authentication.
Allow character $ to be used in the FTP user name.
Make a few small changes to Active Directory user login debug messages.

3.8.6.1 (2016-8-2)

Support float value for $file_size variable in email notification.
Fixed a bug that a group name can not be the same as a user name.
Fixed a bug that entering the SFTP license key needs to restart the system service to activate.

3.8.6 (2016-3-30)

Add SHA-256 support for SSH transport of SFTP.
Make a change so that when mapping a user's AD groups to local FTP groups in Active Directory Authentication, the user's Primary Group in the AD will be checked first.
Fixed a bug that when using other public key file lists for SFTP public key authentication, only the last public key file can work.

3.8.5.3 (2016-2-8)

Fixed a bug where if a path is a virtual path, the SFTP stat command will return a "File not Found" error.

3.8.5.2 (2016-1-11)

Fixed another compatible problem with WinSCP for SFTP version 6, when the root virtual path is not set.
Add an option to let the FTP NLST command return "226 Transfer complete" instead of "550 File Not Found" on the empty folder.

3.8.5.1 (2015-11-18)

Fixed a compatible problem with WinSCP for SFTP version 6.
Allow SSH_FXP_LSTAT and SSH_FXP_STAT to run in a virtual path with only LIST permission for compatibility with some SFTP clients.

3.8.5 (2015-10-16)

Add an option to set Allowed Active Directory Groups.
Fixed a bug in virtual path permission for SFTP/SSH2.
Fixed several small bugs.

3.8.3.6.2 (2015-3-12)

Fix an ASCII mode conversion problem for text files uploaded through TLS.

3.8.3.6.1 (2015-2-09)

Fix a client compatible problem for SSL client authentication for TLS 1.2.

3.8.3.6 (2014-12-06)

Fix a directory list bug in TLS 1.2.
Fix a compatible problem in creating a file transfer log in the database for the SQL server.

3.8.3.5 (2014-11-26)

Add a feature to write the current virtual server user connection detail to a file and update the file periodically.
Add flags to support TLS 1.1 and TLS 1.2 for SCHANNEL. To use them, Xlight must run from Windows 7 or Windows 2008 R2 and above with Windows OS supporting TLS 1.1 and TLS 1.2.
Increase the limit of IP deny and allow list from 200 to 1000 for virtual server or global option.
Fixed a bug in the path string when installing Xlight as a system service.
Fixed a bug in displaying the error log for remote administration clients.

3.8.3.1 (2014-9-22)

Add a new virtual server option to work with the FTP client using a Windows-style backslash in the FTP path.

3.8.3 (2014-7-10)

Fixed a memory leak problem with Active Directory.
Enabled TCP_KEEPALIVE option to Active Directory connection
Fixed a few bugs in disk quota.

3.8.2.5 (2014-6-9)

Fixed a SFTP/SSH2 compatible problem with cuteFTP 9.

3.8.2 (2014-4-22)

Fixed the Xlight UPnP compatible problem with many home routers.
Fixed a few bugs related to UPnP port forwarding when running the FTP server behind home routers.
Add TCP keepalive for FTP and SFTP/SSH2 control connection to detect dead peer connection.

3.8.1 (2014-4-5)

Add support for multiple public key files for SFTP/SSH2 user public key authentication.
Add support for the option to set home folder permission in the default user profile of external authentication.

3.8.0.2 (2014-1-8)

Fixed two 64-bit binary crashing problems when accessing user details or FTP session logs from GUI windows.
Fixed inconsistent behavior in user and server level IP deny list.
Enabled TCP_KEEPALIVE option to LDAP connection to fix a problem that connection stays in CLOSE_WAIT state after closing.
Add logging for SSH2_FXP_CLOSE command.

3.8 (2013-8-12)

Add support for 64-bit binary for 64-bit platform.
Add support for using MB as the unit for disk quotas.
Add support for mapping the AD primary group to the local FTP group, when a user logins through AD authentication.

3.7.8 (2013-2-15)

Fixed an SFTP compatible issue with SmartFTP.

3.7.7 (2012-12-15)

Add a new email notification event "OnWanIPChange" to notify users by email when the WAN IP beyond the firewall is changed.
Fixed a memory leak problem when the mode z function is enabled.
Fixed a bug that parameter $exclude_user does not work for the OnLogin event of email notification.

3.7.6 (2012-11-02)

Fixed a bug caused by port reuse when the FTP server is behind a firewall and set it to use a PASV port range with limited PASV ports.

3.7.5 (2012-09-28)

Add the display for MD5 fingerprints of the SSH host key in the server host key windows.
Improve the function for install service from Global Option. The Xlight service will start automatically after installing the service.
Fixed an SMTP connection problem to Office 365 service for email notification.
Fixed a bug in ASCII mode conversion.

3.7.3 (2012-04-27)

Fixed a problem in importing SSH host key.
Fixed a bug in user file access control.
Fixed a possible server crash problem when the option "Delete file and directory to Windows recycle bin" is selected.

3.7.2

Add two ASCII mode options.
Add an option to show directory list output from the FTP LIST command in IIS FTP or DOS DIR command output format.
Fixed a bug in SFTP, where a file opened by the first user will prevent other users from sharing and downloading this file.

3.7.1

Fixed an SSH client-compatible problem when closing the SSH channel.
Fixed an FTP client-compatible problem when running the LIST command with the filename.
Fixed a bug in the APPE command.
Fixed a bug in the FTP session download/upload limit.

3.7

Add an option to enable SSH tunnel (Port Forwarding via direct-tcpip channel).

3.6.6

Enhanced the right-click menu for Xlight Main GUI Window, add a new option "Localization" to allow loading language files.
Fixed a crash issue when upload/download ratio and anti-leech protection were both enabled.
Fixed a few bugs in the FTP SITE command and allowed showing SFTP/SSH2 user info from the FTP SITE command.
Fixed a $USERIP parameter bug for the ODBC feature.

3.6.5

Add a server option to allow files or folders to be deleted to the Windows recycle bin.
Add an option to allow setting an LDAP filter for limiting user search scope.
In the email notification feature, two new variables "up_filelist" and "dwon_filelist" have been added to allow the last 100 files uploaded or downloaded to be sent in the email content.
Remote administration client has a new command line option "-autoconnect" to allow auto-connect to the FTP server.
Writing file transfer log to database feature has been enhanced to be more robust for the case when the backend SQL server temporarily out of service or shutdown.
Fixed two small bugs in the email notification
Fixed a small bug in the SITE command.

3.6.2

Add support for writing virtual server statistics to file periodically.
When the virtual path comes from external authentication, using "%username%" variable for the associated real path is supported.
When the virtual path comes from external authentication, if the associated real path does not exist when user logs in, it will be created automatically.
Fixed virtual path deletion bug in SFTP.

3.6

Add virtual server option "Set bandwidth by IP address range" to allow setting different bandwidths by different IP ranges.
Fixed a path traversal bug for SFTP/SSH2.

3.5.5

Add support for sending logs to the Syslog server.
Add support for FTP MFMT command.
When uploading a file with SFTP, if the client doesn't set the file modification time, use the current time as the default time.
Remove the maximum 30 groups limit when matching the local FTP group with the AD group.

3.5.2

Fixed a bug in Xlight admin console management interface for non-console sessiond of remote desktop.
Fixed a resource leaking bug for LDAP authentication.
Fixed a bug in the access control list.

3.5.1

Fixed an SFTP/SSH2 crash problem.

3.5

Add support for creating virtual paths in the LDAP and Active Directory through a new attribute "ftpVirtualPaths" in the schema xlightFTPdUser.
Add a new SSL option "Force users to use encrypted data connection".
Add support for OpenSSH public key format in the SFTP/SSH2.
Increase the maximum value of the FTP command speed from 255 to 1000. This will help to increase the speed of transferring large numbers of very small files.
Increase the maximum checked AD group of a user from 15 to 50, when his Active Directory group is checked and mapped to a local FTP group of the same name.
Fixed a bug in the public key authentication for SFTP/SSH2.
Fixed a bug in pausing the virtual server.
Fixed a bug in the access control list.
Fixed a few small bugs in the GUI.

3.4

Add support for multiple virtual paths in the ODBC database.
Fix a bug when writing a file transfer log to the database.
Fix a bug frequently loading ICMP.dll in WAN IP auto-detection.
Fix a bug in the UPnP function when a VMWare virtual network card exists in the system.
Fix a bug FEAT command output format.

3.3

Add four new parameters ($exclude_user, $exclude_file, $exclude_dir, $exclude_group) for the e-mail notification configuration file.
Add a new option to overwrite existing file when renaming.
Add support for ALLO command.
Change the error response code of CWD command from 450 to 550.
Fix a GUI bug in the connection detail.

3.2.5

Add support for a default user profile to external authentication to allow quick setup of default user settings such as his home directory.
Add an option for showing the directory list in Netware FTP Server format.
Allow the resizing of the user and group list dialog box.
Provide read-only support for salted MD5 passwords. This allows importing users of salted MD5 passwords from other FTP servers, for example, serv-U 6.x. Reading salted MD5 passwords only works for local FTP users, not users in the database.
Fix an NLIST bug for an empty directory when the option "NLIST Show Directories" is enabled.

3.2.1

Fix a SQL injection vulnerability for ODBC authentication.

3.2

Add support to call an external program after a file has been uploaded, downloaded or deleted. The new option is in the [Virtual Server Config]->[File and Directory]->[File Transfer Options].
Add support to automatic backup config files after a configuration change. The new option is in the [Global Option]->[General]->[Backup After Configuration Change].
Fix an incorrect file path bug in the xferlog.
Fix a GUI bug related to the advanced log filter.

3.1.6

Fix an SSL compatibility problem for uploading with FileZilla 3.2.0.

3.1.5

Enhanced the support Active Directory group. When the group of a user in Active Directory is the same name as the local FTP group, it will become his local FTP group.
When a local FTP group name is changed, the group name of all local FTP users belonging to it will be updated automatically.
Fix a crash problem when using ODBC database for SFTP.
Fix a client compatibility problem for SFTP.
Fix a bug that viewing Xlight Event from the event viewer will crash Microsoft Management Console.
Fix a bug that the option "Don't use ODBC connection pooling" doesn't take effect.

3.1.1

Fix a bug in the supported SSH2 authentication method string returned from the server.

3.1

Add support for user public key authentication in SSH2/SFTP.
Add support for SHA1 password type in the ODBC database.
Add a new option to bypass IP Auto Blocking for IP in the allowed IP list.
When Xlight FTP Server is a system service, events of service start, stop, virtual servers start, stop and pause are now written to the Windows event log.
Fix a bug in the IP Auto Blocking.
Fix a bug in the MDTM command.

3.0.5

Add support to set passive mode port range and IP at the virtual server level.
Add blowfish cipher to SSH2/SFTP.
Fix a timestamp bug in the FTP command MLST.
Fix a response code bug in the FTP command RNTO.
Fix a client compatibility problem for SFTP.
Fix a bug for the IPv6 subnet mask.

3.0

Add support for SFTP(SSH2) protocol. In Xlight FTP Server, the SFTP virtual server can now be created and managed in the same way as the FTP virtual server. The tutorial has steps to create an SSH2/SFTP virtual server.
Add a new option "use NTFS permission for group path" for Active Directory users.
Add support that if the primary group is set for an Active Directtory user, it will automatically become his FTP group.
When saving connection information for the remote administration, the password can now be empty. If it is empty, the user will be prompted for a password after the connection is established.
Xlight FTP Server version information is now embedded in the executable file and can be shown in Windows explorer.
Fixed an SSL/TLS compatible problem with FileZilla 3.1.0.1.
Fixed several bugs related to remote administration.

2.861

Another Admin Console bug is fixed in this version.

2.86

Fix a bug in the Admin Console that sometimes causes it to take long time to load and show incorrect registration information.

2.85

Add support for using NTFS permission in the public path for Active Directory users.
Add a new option "Force all users except anonymous user to login using SSL" in the virtual server's security settings.
Add support for the CCC (Clear Command Channel) command.
Add a domain field in the UNC path account impersonation settings.
Fix a random crash problem caused by PASV command, when the server was serving downloads for more than 3000 users at the same time.

2.835

Fix a bug that when used in the two quad-core Xeon processors platform, Xlight FTP Server will crash during startup.
Fix a bug in the PASV port range when the option "Always use serve IP for PASV mode reply" is selected.

2.83

Add a new option "Message for IP address auto-blocking" in the settings of "IP Address Auto Blocking".
Fix an LDAP authentication problem. Because in some LDAP servers, users with blank passwords can always authenticate(bind) successfully. Xlight FTP Server will now do a special check to fail the LDAP authentication for users with blank passwords.

2.82

Add an option "Buffer for sending data" and "Buffer for receiving data" in the user's settings. The socket buffer in the user's settings will override the socket buffer set in the virtual server.
Fix a bug in the Admin Console.
Allow Xlight FTP Server to run with the non-admin account. The steps are put in the FAQ section.
When the option to use extended schema xlightFTPdUser is selected for Active Directory, but the attribute "ftpHomeDirectory" is not set for a user, AD attribute "homeDirectory" will be automatically used as his home directory.
Fix a few small bugs in the GUI.

2.8

Add two new options in the external authentication through LDAP.
Add two new events OnLogin and OnLogout, two new parameters and four new variables in the email notification.
When disk quota is enabled for a user, his quota will be automatically re-calculated after login. There will be no need to manually re-calculate quota from GUI.
Add an option to set notes for virtual servers and users.
Add an option to force the use of WAN IP or Server IP for a virtual server behind a firewall.
Add an option to show debug trace information of external authentication to Error Log.
Add an option to filter file transfer logs to the database by download or upload.
Fix a GUI bug for selecting an SSL server certificate.

2.72

Add a new option, which can be used to be compatible with IIS FTP 6.0 user isolation mode in the Active Directory.
Add a new option in the user's settings, which allows local FTP users to bypass the external authentication.
Add a new option to allow users to install and uninstall system service directly within the Xlight FTP Program.
Fix a compatibility bug with the OpenSSL client with AES cipher in Windows Vista.
In compliance with RFC959, the STOU command returns code changes from 150 to 250.

2.706

Fix a bug in the SSL client authentication.
Fix a bug that when a virtual path has the same name of its real path, there are duplicate paths in the ftp directory list.
Enhanced the compatibility of UPnP function with some broadband routers.

2.70

Add support for SSL client authentication.
Add Admin Console function. Admin Console can be used to access Xlight service from Remote Desktop in non-console sessions. When not in use, the Admin Console can be closed safely without affecting Xlight service.
If the Base DN of the Active Directory is not empty, authenticated users in the Active Directory must be located under the "Base DN".
When running as a service, there is only one Xlight FTP Server process now.
Add a new option "Use NTFS permission for user's home directory"
Fix a user's home directory bug in the Active Directory
Add a document about how to use database stored procedures in the Xlight FTP Server

2.60

Add support for authentication through the LDAP Server. LDAP Server can use extended schema xlightFTPdUser for Xlight FTP Server-related user settings.
Add support for Active Directory to use extended schema xlightFTPdUser for Xlight FTP server-related user settings.
Add support for writing file transfer logs to the database through ODBC.
Add support for email notifications on some events that happened in the Xlight FTP Server.
Add support UPnP function. It will be easier to configure the Xlight FTP Server behind UPnP-aware broadband routers.
Fix some Xlight FTP Server return codes to be RFC959 compliant.
Fix a bug that in a rare condition may corrupt the Xlight FTP Server configuration file.
Fix a race condition for the LIST command.
Fix a problem in the service return code.

2.40

Support for authentication through active directory. User can use the same password of Windows Domain.
Support for UNC path impersonation, the server can access remote network shares easily with different impersonation accounts.
Support for automatically log file rotation by date
Support for global IP deny and allow list
Add a new "User Login" action in the advanced log options
Add FTP commands such as FEAT, MODE,OPTS ext. into the selection list for denying FTP Commands
UTF8 is turned off by default. UTF8 can be turned on in the "[Virtual Serve Configuration]->[Advanced]->[Encoding]->[Enable UTF8 Encoding]"

2.27

Support for detecting duplicated Xlight FTP instances from inside remote desktop.
Improve the auto WAN IP detection function.
Add the right button menu for copying selected on-screen logs.
Fix a bug where the timestamp in the files list for MLSD command is 8 hours late.

2.24

Support for two new options -"When running as service, show program icon in the taskbar after Windows starts" and "Allow downloading file which is used for writing by another process"
Fix a bug related to UTF-8.
Fix several bugs related to UI.

2.2

Support anti-leech protection. It can prevent ftp links from leeching by unauthorized people
Support MODE Z function.
Support UTF-8, UTF-8 can be turned on and off by OPTS UTF8 command.

2.1

FTP server can generate UNIX xferlog format log, which can be analyzed by many Log Analyzers such as AWStats.
Support for MLSD/MLST command.
Support for MDTM to modify the file's last write time (If a user has the write permission).
Support for SFV checks to create an empty folder after each upload to show the latest uploaded percentage.
Change the behavior of the "Write" flag for virtual path permission, the file will not allowed to be overwriten if "Append" flag is not chosen.
Support for column sorting under the User List window by clicking the column header.
Support for column sort under Detail window. (For performance reasons, this sort is manual sort only and only sort at the moment the column header is clicked. Because the contents of the column will keep updating, it may not always sorted)
Change the time in the FTP session log from GMT to local time.
Quickly edit the user or virtual server setting by double clicking on it.
Fix a bug in external user database setting dialog, where Password Type "text" can not be saved to the configuration file.

2.03

Fix a bug in the user's password when creating a new user.
Make the way Xlight FTP handling tray icon be inconsistent with other Windows programs with the tray icon.
Add a new welcome message variable, %u_conns_per_ip.

2.02

Fix an IPv6 bug in Windows XP.
Fix a user registration bug.
Fix a user interface bug in Windows XP.

2.01

This is a bug-fixing version, fix several bugs in 2.0. Recommend 2.0 users to upgrade.

2.0

New user interface with better usability.
Support for GUI remote administration client.
All configuration changes will take place in real-time, without restarting the server.
Xlight user interface can be localized into different languages easily by modifying a text file
Support for IPv6
The new personal edition which is free but limited to 5 online users
FTP servers will have better performance running in machines with multiple CPUs or multicore.
Support for copying users and groups.
Support for IP range with format such as 192.168.1.1- 192.168.1.24, or 192.168.1.1-24.
Support for user to change "220 server ready" message.
Add GUI interface for creating self-signed X.509 certificate.

1.65

Add a send and receive socket buffer option, tuning the socket buffer properly can increase the client's download speed in some situations.
Add three new options - "delete partial uploded file", "disable ascii mode" and "NLIST Show Directories".
Fix a throughput decrease issue when under very heavy load.
Fix a bug that may cause a problem behind certain firewalls.

1.64

Enhance the server's capacity to accept new FTP connections when it is under very high traffic and has a large number of downloading users. This can greatly reduce the happening of "connection refuse", even when many users are hammering busy FTP server with multi-threads download tools such as "flashget".
Fix two bugs related to users' idle time.
The FTP connection will be closed if a user can't log in to ftp server within 120 seconds.

1.62a

Improve user's download speed over WAN links.

1.62

Fix a GUI bug.
New ODBC feature to let a user define his own SQL statement to replace Xlight FTP server's internal SQL query statement, this can be used to support advanced database functions, such as stored procedure.
Two new columns "file_allowed_access" and "files_denied_access" is added inside "acct_param_table" of the database.
New "file access control" function.

1.61

Fix a bug inside the user login control.
Increase user login control to hold up to 16 entries.
Fix the problem that virtual server bandwidth control and group bandwidth only work on the first NIC card.
Some changes in ftp server's internal method for utilizing Windows OS file cache.

1.60

Add bandwidth usage record in the status panel.
Add download/upload bandwidth limit options for virtual server and group.
Users can set up separate idle time from the virtual server.
Add the "Only Deny IPs from" option inside the user login control.
Add a right mouse pop menu inside the virtual server's detail window for showing auto-banned IPs and sending broadcast messages to all users.
Add function to detect "Password Brute Force" attack.
Add an option to set the maximum file size for ftp log and error log.
If the real path related to the user's virtual path "/" or Home Path in the ODBC database doesn't exist, the FTP server will automatically create the non-exist real path when the user first logs in.
Fix a bug that LAN transfer speed under Windows 2003 can't be over 3.2Mb/s.
Fix a bug that disables the virtual server won't take effect immediately.