> In my company, we use in our DMZ squid and the product > trendmicro viruswall
> The proxy squid listening on port 3128 and viruswall > listening 3128 for HTTP traffic and port 21 for FTP > traffic. > HTTP request <->squid 3128 <-> 3128 viruswall <-> Internet > FTP request <-> 21 viruswall <-> Internet > But traffic ftp crosses only by viruswall on port 21. > Thus with this system I loses the benefit of the cache. > goal : > I would wish to say to squid to use port 3128 for the HTTP > traffic and port 21 for ftp traffic. Squid is not an FTP proxy. Most browsers will tunnel FTP over HTTP; Squid supports this. Just make sure your browsers are set to use Squid for FTP. If you are referring to standalone FTP clients, you'll need a true FTP proxy. frox is generally recommended on this list for this purpose. Adam
