Firewall Wizards mailing list archives

Re: ICMP blocking on PIX .4.4.1


From: lk-m-wizards () bigears solsoft com (Lorens Kockum)
Date: 9 May 2000 07:59:10 -0000

On firewall-wizards nawk () real-secure com wrote:
If you really want to be anal,
setup ACL on your border routers, then apply your rules on the firewall and
last setup another router behind the firewall with ACL again. This way the
attacker has to pass all three to get into your network.

And of course set your logs so that you get alerted whenever the
firewall or the internal router get a packet that should have
been blocked by the external router.

<insert plug for my company's ACL policy manager here ...>



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