Sysax Multi Server is a SSH2 based secure shell server that also supports SSL/TLS based FTPS, regular FTP, and Telnet. It is easy to install and does not require advanced IT skills to manage. It is also one of the most affordable windows servers.
Secure file transfer automation and synchronization with support for FTP, SFTP and FTPS. Other features include email notification, task scheduling, command line secure ftp, file (de)compression, transfer status monitoring, and detailed log files.
