Re: denying ping
From: Tom Needs a Hat Mitchell (mitch48_at_sbcglobal.net)
Date: 03/09/04
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- In reply to: russell: "denying ping"
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To: fedora-list@redhat.com Date: Tue, 9 Mar 2004 12:29:04 -0800
On Mon, Mar 08, 2004 at 10:00:22PM -0500, russell wrote:
>
> I'm trying to deny ping access on my new fedora box. I run: # echo 1
> > /proc/sys/net/ipv4/icmp_echo_ignore_all, but this doen't work. Does
> anyone have any ideas how to deny icmp requests on fedora?
Are you trying to setup a stealth mode?
Turning off ICMP packets (ping) is only one of
a long list of things that need to be off if you
want a stealth mode.
BTW it does work for me.
If I start a ping on another machine to this box and play
the replies to ping stop and start as expected.
# echo -e 1 > /proc/sys/net/ipv4/icmp_echo_ignore_all
# cat /proc/sys/net/ipv4/icmp_echo_ignore_all
1
# echo -e 0 > /proc/sys/net/ipv4/icmp_echo_ignore_all
# cat /proc/sys/net/ipv4/icmp_echo_ignore_all
0
# uname -r
2.4.22-1.2174.nptl
-- T o m M i t c h e l l /dev/null the ultimate in secure storage. mitch48-at-sbcglobal-dot-net -- fedora-list mailing list fedora-list@redhat.com To unsubscribe: http://www.redhat.com/mailman/listinfo/fedora-list
- Previous message: Michal Zeravik: "Re: GL Kills my box?"
- In reply to: russell: "denying ping"
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