On Fri, 20 Feb 2009, Ranu Gontia wrote:

> Does libcurl allows the FTP traffic to pass properly over the FTP proxy?

Sure!

> I means apart from FTP over HTTP proxy, which is a gray area, FTP over FTP
> proxy is allowed?

But there's no such thing as a standard FTP proxy so you can't use libcurl's
proxy options for that. Instead you need to fiddle with the options the same
way you need to do with your regular ftp client to use that ftp proxy.

There's a great post from 2003 listing a range of different ways ftp proxies
might work:

         http://curl.haxx.se/mail/archive-2003-04/0126.html

-- 
  / daniel.haxx.se