Please use reply to _all_. Quoting manually ..

Patrick McHardy wrote:
>> Does it also happen without external patches like ipp2p? Did you
>> load/unload any netfilter modules before?
>
> This happens after loading all specific, ip_conntrackmodules, flushing
> al iptables rules, reseting counters, flushing all tables, unloading all
> ip_conntrack modules and the runing command <iptables -A INPUT -i eth1
> -j ACCEPT> . Tested also with kernel 2.6.18.1 and it works ok. I do not
> thik this has to do anything with  ipp2p
> module, since is not even used, and in the commands I used,  is not
> specified a command for this module.


Any chance you're also unloading iptables modules? If so this patch
(already in Dave's queue) should fix it ..