Long: ftp-ssl-ccc Help: Send CCC after authenticating Protocols: FTP See-also: ssl ftp-ssl-ccc-mode Added: 7.16.1 --- Use CCC (Clear Command Channel) Shuts down the SSL/TLS layer after authenticating. The rest of the control channel communication will be unencrypted. This allows NAT routers to follow the FTP transaction. The default mode is passive.