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From: gabriel rosenkoetter (greclipsed.net)
Date: Sat Jul 21 2001 - 01:03:23 CDT

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    On Fri, Jul 20, 2001 at 07:15:26PM -0400, Sam Carleton wrote:
    > block in log quick on tun0 proto tcp from any to 20.20.20.0/24 port = 23
    >
    > I simply want to block incoming port 23 to the tun0 interface, how do I
    > go about doing that? For that matter, I would like to block ALL traffic
    > on tun0 of port 23.

    Presuming you do want the tcp part included and understand (and
    want) quick:

    block in log quick on tun0 proto tcp from any to any port = 23 

    -- 
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