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How to turn off the ICMP response feature in Linux

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Referenced from: http://blog.csdn.net/qq844352155/article/details/49700121

How to turn off the ICMP echo function input in Linux: Echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_all If you need a ping general input: Echo 0 >/proc/sys/net/ Ipv4/icmp_echo_ignore_all This command will fail after restarting, so it should be turned on automatically after the echo "Echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_all" >> /etc/rc.d/rc.local

How to turn off the ICMP response feature in Linux

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