master-server/deps/curl/docs/cmdline-opts/ftp-ssl-ccc.md

c	SPDX-License-Identifier	Long	Help	Protocols	Added	Category	Multi	See-also	Example
Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.	curl	ftp-ssl-ccc	Send CCC after authenticating	FTP	7.16.1	ftp tls	boolean	ssl ftp-ssl-ccc-mode	--ftp-ssl-ccc ftps://example.com/

--ftp-ssl-ccc

Use CCC (Clear Command Channel) Shuts down the SSL/TLS layer after authenticating. The rest of the control channel communication is be unencrypted. This allows NAT routers to follow the FTP transaction. The default mode is passive.