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This article introduces the relevant knowledge of "how to ban ping commands under Linux". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Add a line to / etc/rc.d/rc.local

Echo 1 > / proc/sys/net/ipv4/icmp_echo_ignore_all

0 means allow

1 means forbidden

Or execute this command under root authority

Only works from completion of execution to reboot or shutdown of the system

Under Debian

Invalid $sudo echo 1 > / proc/sys/net/ipv4/icmp_echo_ignore_all

You can switch from sudo-s to root permission first.

And then

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

This is the end of the content of "how to prohibit ping under Linux". Thank you for reading. If you want to know more about the industry, you can follow the website, the editor will output more high-quality practical articles for you!

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