Pradeep, Thanks alot for the reply, iptables and ip_queue seems like they will be usefull :-), Cheers, Kevin >> So my outgoing packets look like >> >> [Mac hdr][IP hdr][My header][Data] > > Looks like what you are trying do is packet mangling. Check the > netfilter/itpables pages > (http://www.netfilter.org/documentation/index.html) for more info. > > -- > Pradeep Padala > http://ppadala.blogspot.com > > -- > Kernelnewbies: Help each other learn about the Linux kernel. > Archive: http://mail.nl.linux.org/kernelnewbies/ > FAQ: http://kernelnewbies.org/faq/ > > -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/