On Thu, January 27, 2005 7:14 am, Guilherme Cesar Soares Ruppert said: > > [...] > Is there any whay to drop these packet silently, without let the ping know > that he was blocked. I am programamming an application and I need this > behavior. I want that ping believes that his packets were sent, but in > fact, they were dropped. Use -j REJECT instead of -j DROP. You cannot act like if ping was received on the other side tho. `iptables -j REJECT -h' for a list of icmp reject type. > > Is it necessary to write a netfilter module to do that? Or is that > impossible to do in the netfilter architecture? Depends what you want the user to see. Maybe some more info would help ? > > Tks > > Guilherme Ruppert > > > HTH, Samuel