Standard configuration of Secure FTP Proxy Server is shown below:

     The most important parameters to configure are:

1. Work Mode - You should select Secure FTP Proxy Server option.
2. Ports to accept income connections - There are 3 types of connections. If you want to accept any of them, enter a port number to the appropriate text field. Otherwise, enter 0 there.
3. Upload calendar - Software caches all uploaded files and sends them to remote FTP Server when Upload calendar allows that.

     Let's define some terms and parameters:

1. Non-secure FTP client - any FTP client that uses a standard FTP protocol and does not encrypt control and/or data connections.
2. Secure FTP client - FTP client that uses SSL protocol to encrypt control and/or data connections. Some of them encrypt only control connection and others encrypt both control and data connections.
3. Non-secure FTP Server - any standard FTP Server that does not encrypt connections.
4. Secure FTP Server - - FTP Server that encrypts control and/or data connections with SSL protocol.
5. Address of the proxy server - proxy.
6. Address of remote FTP Server - ftp.domain.com with port 21.

     Access non-secure FTP Server from non-secure FTP client

• Proxy properties of FTP client: address - proxy, port - 5349.
• Logon properties of FTP client: address - ftp.domain.com, port - 21.

     Access secure FTP Server from non-secure FTP client

• Proxy properties of FTP client: address - proxy, port - 5349.
• Logon properties of FTP client: address - ftp.domain.com(ctrl) or ftp.domain.com(both), port - 21.

     Access non-secure FTP Server from secure FTP client

• Proxy properties of FTP client: address - proxy, port - 5350 or 5351.
• Logon properties of FTP client: address - ftp.domain.com, port - 21.

     Access secure FTP Server from secure FTP client

• Proxy properties of FTP client: address - proxy, port - 5350 or 5351.
• Logon properties of FTP client: address - ftp.domain.com(ctrl) or ftp.domain.com(both), port - 21.