If I want to use netfilter hook to get packet, modify the packet and then forword it to another adapter. Which function can I use? _________________________________________________________ Do You Yahoo!? 嫌邮箱太小?雅虎电邮自助扩容! http://cn.rd.yahoo.com/mail_cn/tag/10m/*http://cn.mail.yahoo.com/event/10m.html -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/