<div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div bgcolor="#FFFFFF" text="#000099"><font size="-1"><font face="Helvetica, Arial, sans-serif"><font size="-1"><font size="-1"><font size="-1"><font size="-1"><font size="-1"><font size="-1"><font size="-1"><font size="-1"><font size="-1"><br>
<font size="-1"><font size="-1">In iptables
configuration I have:<br>
<br>
-A INPUT -p icmp -s <font size="-1">111.<font size="-1">111.111.111</font></font> -j
ACCEPT (my <font size="-1">home)</font><br>
-A INPUT -p icmp -s <font size="-1">222.222.222.222</font>
-j ACCEPT (my office)<br>
<br>
<font size="-1">also commenting <font size="-1"><font size="-1">on all</font>
l<font size="-1">ines<font size="-1">
(#), the result <font size="-1">do<font size="-1">es n<font size="-1">ot
change<br>
<br>
<font size="-1">at <font size="-1">righ<font size="-1">t time, <font size="-1">I have
commented all<font size="-1"> line<font size="-1">s (#)
in sys<font size="-1">ctl
but result
does not
change<br>
<font size="-1">in
conso<font size="-1">le,
<font size="-1">after
<font size="-1">the
change, I
gave:<br>
<br>
<font size="-1"># <font size="-1">s<font size="-1">udo
sysctl -p<br>
<br>
<font size="-1">where
<font size="-1">is
the<font size="-1">
problem<font size="-1">?<br>
<font size="-1">thanks
in advance</font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></div>
</blockquote><div><br></div><div>Hi,</div><div><br></div><div>Set the following parameters in /etc/sysctl.conf (if this is related to sysctl.conf)</div><div><br></div><div><p style="margin:0px;font-size:11px;font-family:Menlo">
net.ipv4.icmp_echo_ignore_broadcasts = 0 </p>
<p style="margin:0px;font-size:11px;font-family:Menlo">net.ipv4.icmp_echo_ignore_all = 0</p></div><div><br></div><div>--</div><div>Eero</div></div></div></div>