On Tue, 5 Feb 2002 14:37:34 -0800 (PST) Roberto Armenteros <[EMAIL PROTECTED]> wrote:
> I am trying to apply this security measure to avoid > ping sweeps. I am trying to disable replying to ICMP > ECHO REQUEST. First, how do i get this done when I am > not running xinetd or inetd? Second, when I run xinetd > "i got rid of inetd" it still responds to pings from > other machines even when I went to the folder > /etc/xinetd.d and edited the echo and echo-udp files > to be disabled. I even commented their entire content > and still when i run the ping command from another > computer with my IP, my machine still responds. I > would appreciate your help... ICMP pings are neither TCP nor UDP, so echo and echo-udp are unrelated. You'll have to block then with iptables (-p icmp). The only use ICMP pings serve for the kiddie sweepers is to determine that the IP address is alive. ICMP doesn't relate to TCP/UDP ports. Pierre
Want to buy your Pack or Services from MandrakeSoft? Go to http://www.mandrakestore.com
