![]() ![]() In passive mode, the server uses the command channel to provide the client with the information required to open a data channel, thus putting the client in control of both the command and data channel. Passive FTP does not have connection issues from firewalls. Active FTP may cause problems because of firewalls. Passive FTP does not provide security to the FTP server. In the active mode, the client starts listening on a random port for incoming data connections from the server (the client sends the FTP command PORT to inform the server on which port it is listening).Īctive FTP provides security to the FTP server. What is FTP active mode?įTP may operate in an active or a passive mode, which determines how a data connection is established. In Active mode, the server assigns a port and the IP address will be the same as the FTP client making the request. In Passive Mode, the FTP server waits for the FTP client to send it a port and IP address to connect to. What is the difference between Active FTP and passive FTP?Īctive vs Passive FTP When an FTP connection is initiated, it begins with a control connection. The inverse is true as well: if you have passive mode enabled and it’s not working, try disabling it. If you try active mode and the connection fails, you can try enabling passive mode. How do I know if my FTP is active or passive?
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