Re: Unexpected (ct)state matching behaviour

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On Tuesday 2011-06-07 23:10, Maximilian Wilhelm wrote:

>> not run the NF_IP6_PRI_CONNTRACK hook, and as such not track
>> particular connections/packets delivered over a bridge.
>> (Thus, all those pkts are classified as INVALID.)
>
>Well, I should have said that. I had these not deactivted before,
>but had similar problems, but with the Nagios Remote Plugin Executer only.
>
>forward reject: IN=br0 OUT=br0 PHYSIN=dns01_eth0 PHYSOUT=mon_eth0 SRC=192.168.42.53 DST=192.168.42.70 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=TCP SPT=5666 DPT=41662 WINDOW=0 RES=0x00 RST URGP=0 
>forward reject: IN=br0 OUT=br0 PHYSIN=mail_eth0 PHYSOUT=mon_eth0 SRC=192.168.42.25 DST=192.168.42.70 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=TCP SPT=5666 DPT=33300 WINDOW=0 RES=0x00 RST URGP=0 
>forward reject: IN=br0 OUT=br0 PHYSIN=mail_eth0 PHYSOUT=mon_eth0 SRC=192.168.42.25 DST=192.168.42.70 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=TCP SPT=5666 DPT=33300 WINDOW=0 RES=0x00 RST URGP=0 
>forward reject: IN=br0 OUT=br0 PHYSIN=mail_eth0 PHYSOUT=mon_eth0 SRC=192.168.42.25 DST=192.168.42.70 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=TCP SPT=5666 DPT=57854 WINDOW=0 RES=0x00 RST URGP=0 
>forward reject: IN=br0 OUT=br0 PHYSIN=mail_eth0 PHYSOUT=mon_eth0 SRC=192.168.42.25 DST=192.168.42.70 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=TCP SPT=5666 DPT=57854 WINDOW=0 RES=0x00 RST URGP=0 
>forward reject: IN=br0 OUT=br0 PHYSIN=dns01_eth0 PHYSOUT=mon_eth0 SRC=192.168.42.53 DST=192.168.42.70 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=TCP SPT=5666 DPT=47357 WINDOW=0 RES=0x00 RST URGP=0 
>
>Deactivate the hooks clearly fixed that problem, but after a while the
>other one turned up. Any furher idea? :)

Suggestion: Maximum number of CTs reached. Check dmesg for overflow 
warnings.
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