Linux Disable ping and enable ping

Linux Disable ping and enable ping

# echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_all

if you want to recover, just:

# echo 0 >/proc/sys/net/ipv4/icmp_echo_ignore_all

can, very convenient, do not go to special use IPChains or iptables.

or you can do it in the following ways.

enter the Linux system as root and edit the file Icmp_echo_ignore_all

Vi/proc/sys/net/ipv4/icmp_echo_ignore_all

disable ping after changing its value to 1

To disable ping after changing its value to 0

This article is from the "Struggle in Beijing (Erikxue)" blog, please be sure to keep this source http://erikxue.blog.51cto.com/3681540/1633588

Disable ping and enable ping on Linux