[CentOS] FTPS setup problem
boisvert.guy at videotron.ca
Fri Dec 19 23:29:15 UTC 2008
John R Pierce wrote:
> I don't know if you can do that with FTPS... FTP uses a seperate
> dynamic port for the data socket, and the mode this port is assigned is
> at the whim of the *client* software, it can either be PORT or PASSIVE
> mode, this makes NAT address translation of FTP a real mess. AFAIK,
> FTPS (ftp over ssl) does much the same.
> I quote from Wikipedia...
> The firewall problem
> Because FTP <http://en.wikipedia.org/wiki/File_Transfer_Protocol> is a
> cannot decrypt it). Therefore, in many firewalled networks, clear FTP
> connections will work while FTPS connections will either completely fail
> or require the use of passive mode (assuming all ports >= 1024 to the
> server are unfiltered).
Well John, i can't even get it working locally on the same subnet (and
no, the server doesn't use firewalling)! I'm not even at the firewall
Thanks for the pointer anyway.
Guy Boisvert, ing.
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