Quick Firewall Question

[Charles Swiger]

On Mar 4, 2005, at 4:01 PM, Jason Hunt wrote:
> Greetings,
>
> I have a machine that I need to quickly block outside access to (just
> internal access from 2nd NIC).  Is there any quick examples of how I 
> can add
> a rule to specifically block a port on specific IP?

ipfw add 100 deny tcp from 1.2.3.4 any to 192.168.1.2 11

This will block connections from IP 1.2.3.4 to your host's port 11, 
assuming your local IP was 192.168.1.2

-- 
-Chuck