ftp trouble

[S J]

Alexander Dalloz wrote:

>Am Fr, den 19.11.2004 schrieb S J um 1:04:
>
>  
>
>>I have vsftpd running on my computer behind a Dlink router.
>>Users seem to be able to login to the server just fine, but after the 
>>client goes into passive mode, it hangs and
>>doesnt show the directory listing.
>>This problem does NOT occur when I try to login to my server 
>>locally(192.168.0.100).
>>So I'm guessing its a router issue? Except, I've already opened up the 
>>ports 20 and 21 for ftp.
>>    
>>
>Try with setting
> IPTABLES_MODULES="ip_conntrack_ftp"
>
>in /etc/sysconfig/iptables-config. This will be active after a "service
>iptables restart". If it does not fix your problem - and I guess the
>problem is the D-Link router - you will have to tell the clients to use
>active ftp mode only.
>  
>

Putting the ip_conntrack_ftp in the iptables-config file worked.
What does that module do anyway?

thanks a lot
~SJ