Re: Blocked incoming ICMP, getting outgoing ICMP [3] Destination Unreachable
Available news archives: comp.lang.tcl - comp.lang.python - comp.security.firewalls - sci.crypt - comp.lang.php - comp.lang.javascript
Google
 
Web news.hping.org


comp.security.firewalls archive

Re: Blocked incoming ICMP, getting outgoing ICMP [3] Destination Unreachable

From: Volker Birk <bumens@dingens.org>
Date: Sat Feb 25 2006 - 11:59:16 CET

Dubious Dude <Shifty@eyes.com> wrote:
> I have a rule in Kerio Personal firewall to block incoming ICMP [8]
> (Echo Request) and [30] Traceroute.

Why? They're harmless.

> [3] Destination Unreachable. Doesn't [3] need an incoming ICMP to
> provoke it?

No.

Yours,
VB.

-- 
Wenn Du "Ich sehe die Mathematik als einzigen Bereich an, wo es klare
Beweise gibt." und "Ich fuehle mich in einem Anzug unwohl." als Aussagen
mit aequivalentem Meinungsinhalt betrachtest, hast Du mit Deinem Gleichnis
recht. (Michail Bachmann zu Thomas Wallutis in d.a.s.r)
Received on Mon May 1 00:52:48 2006