Block Ping Linux
How to block all incoming ping linux Steps to block: 1)Just edit this file /etc/sysctl.conf 2)Next look for this line: net.ipv4.icmp_echo_ignore_all NOTE: if you dont find net.ipv4.icmp_echo_ignore_all then simply added to the last line be sure the the value is equals to 1. So make it look like this: net.ipv4.icmp_echo_ignore_all = 1 After that to make changes effective without rebooting run following command: #sysctl -p !Enjoy Linux Kuldeep Sharma