FC4: Firewall blocks FTP-Traffic even on opened ports

[Justin Zygmont]

On Fri, 15 Jul 2005, Roger Grosswiler wrote:

> Hi,
>
> i use lftp/vsftpd for backing up my servers. When i installed my scripts,
> i remarked, that no files are transferred via ftp.
>
> I openend Ports 21 and 20, but still no hope. Deactivating iptables does
> it, but i think this is comprehensable not my wish ;-)
>
> I can connect to my ftp-server, login works, but even doing then ls does
> bring any result neither in active nor in passive mode.
>
> Does somebody else have this too? Or, does somebody have a idea for this?
> Ah yes, i use lokkit for the config.

I think it might be because the firewall is blocking the higher ports that 
FTP would need to use, do you have ip_conntrack_ftp loaded?