On Fri, 25 Jun 2004 10:53:36 +0200 iptables-ml@xxxxxxx wrote: > Hello, > > I know the rules REJECT, DENY or DROP, but is it possible to return to > the client the error message "no route to host" ? > > I saw that it's possible to configure this on CISCO routers, and I would > like to know it it's possible? Hmmm, if it's not possible with some patched kernel you can surely either - write a module doing this (shouldn't be too hard) - write a userspace daemon accepting those packets and crafting appropriate response packets The last one might give a little bit of a speed penalty. Regards, Leslie