Le lun 09/12/2002 à 10:57, Peter a écrit : > iptables -A INPUT -p tcp --syn --dport http -j USER_CHAIN > iptables v1.2.7a: Couldn't load target `USER_CHAIN':/usr/local/lib/iptables/libipt_USER_CHAIN.so: cannot open shared object file: No such file or directory > why? USER_CHAIN is a user chain... You have to create it before you can send packets to it... # iptables -N USER_CHAIN This is basic iptables stuff, so you really should read basic iptables documentation, as it seems quite obvious to me you did not. -- Cédric Blancher <blancher@cartel-securite.fr> Consultant en sécurité des systèmes et réseaux - Cartel Sécurité Tél: +33 (0)1 44 06 97 87 - Fax: +33 (0)1 44 06 97 99 PGP KeyID:157E98EE FingerPrint:FA62226DA9E72FA8AECAA240008B480E157E98EE