hi everybody, I used to test this rules on my gateway : iptables -I FORWARD -p udp -m length --length 39 -m u32 --u32 '27&0x8f=7' --u32 '31=0x527c4833' -j DROP This was working with a 2.6.16 kernel but now i upgraded to 2.6.17 it give me the following message : [ 5333.870000] ip_tables: u32 match: invalid size 0 != 2028 iptables: Unknown error -1 I tried to do some modifications on ipt_u32.c following modifications which work for ipp2p (http://www.sieglitzhof.net/~doc/ipp2p/) without any succes. Does anyone have an explication why the problem occurs whith the new kernel and how to solve it ? Thanks in advance ___________________________________________________________________________ Découvrez un nouveau moyen de poser toutes vos questions quelque soit le sujet ! Yahoo! Questions/Réponses pour partager vos connaissances, vos opinions et vos expériences. http://fr.answers.yahoo.com _______________________________________________ LARTC mailing list LARTC@xxxxxxxxxxxxxxx http://mailman.ds9a.nl/cgi-bin/mailman/listinfo/lartc