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Re: ftp and firewall



Erez Doron wrote:
> 
> Gilad Ben-Yossef wrote:
> 
> > Erez Doron wrote:
> > >
> >
> > >
> > > everything works o.k except ftp.
> > > i can ftp anywhere, but when i try to retrive something ( i.e. get
> > > filename )
> > > i get a data connection error.
> > > it seems the remote site tries to open a connection to my machine, but
> > > can't because
> > > my port is closed from outside ( and maybe the firewall wouldn't know to
> > > where
> > > it should go even if i allow connecting from outside).
> > >
> > > any solutions ?
> >
> > Yes.
> >
> > In most good FTP clients (but of course not the one that comes with
> > Windows) there is an option called "Passive Mode".  Using this option
> > should solve your problem. AFAIK the two major web browsers use passive
> > mode by default so you can do an easy test.
> >
> > Gilad.
> > -
> > To unsubscribe from this list: send the line "unsubscribe linux-net" in
> > the body of a message to majordomo@vger.rutgers.edu
> 
> how do you transfer to passive mode:
> with netscape ? with ftp ? with ncftp ?
> 
> regards
> Erez

If you use masquerading, you must load ip_masq_ftp module in firewall
computer 
without this, your internal network can't use ftp 
-- 
Sincerely,
======+=======+ 
Tantsura Evgeny
    IsraCom
Support Manager
======+=======+