In message <200001130236.SAA29465@ns1.filetron.com> you write: > Rusty, > > Does the okfn function that is the last arguement of nf_hookfn point to the o kfn function passed to NF_HOOK? Yes, but you're only allowed to call it if your priority is INT_MAX (ie. last one in the chain). HOWTO needs updating (again)!. Rusty. -- Hacking time.