hi i tried getting the data part of the sk_buff ,but i get a list of linking errors if i include skbuff.h.moreover i tried the code given in your mailing lists in which pskb was used as ( struct sk_buff **pskb ). can u tell me the exact method to access the parameters used in struct sk_buff in skbuff.h like data,len etc. ( i am verymuch interested in getting the data.(i am working in 2.4.20 kernel for which it was told to be easy to retrieve data) thanx in advance -madhan -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/