Re: ipporthash doesn't work ( ipset-2.3.0, iptables-1.3.8-15, kernel-2.6.22.3-7-bigsmp, SuSE 10.3 Beta2)

[Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>]

Hi,

On Tue, 4 Sep 2007, Hung Lin wrote:

> I compiled and installed ipset-2.3.0, I found the iphash worked fine but 
> ipporthash acted wired.  Here's the scenario:
>
> suse10-3:~ # ipset -N set1 ipporthash --network 10.1.0.0/16
> suse10-3:~ # ipset -A set1 10.1.5.28:7
> suse10-3:~ # iptables -nvL
> Chain INPUT (policy ACCEPT 5590 packets, 418K bytes)
> pkts bytes target     prot opt in     out     source               destination
>
> Chain FORWARD (policy ACCEPT 0 packets, 0 bytes)
> pkts bytes target     prot opt in     out     source               destination
>
> Chain OUTPUT (policy ACCEPT 4143 packets, 798K bytes)
> pkts bytes target     prot opt in     out     source               destination
>
> suse10-3:~ # iptables -I INPUT -m set --set set1 src,dst -j DROP
>
> After I insert the iptables rule, I cannot ssh to that machine but I can 
> ping it (I tried from different ips: 172.16.1.121, 10.1.5.27, and 
> 10.1.5.28.).  It's not the correct behavior.  I suppose the commands I 
> ran should block the package from 10.1.5.28 to the port 7.  But it seems 
> to block every IP to the port 22.

I'm unable to reproduce it. The set and rules just work as expected.

Please try to use

iptables -I INPUT -m set --set set1 src,dst -j LOG

instead and check your logs.

Best regards,
Jozsef
-
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