From owner-freebsd-ipfw  Wed Nov  6 22:45:40 2002
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From: Ian Kettleborough <ian@idk.com>
Message-Id: <200211070645.WAA29688@idk.com>
Subject: How do I need with ipfw to block this
To: freebsd-ipfw@freebsd.org
Date: Wed, 6 Nov 2002 22:45:43 -0800 (PST)
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I need to block a complete site:

xxx.1.0.0 thru xxx.100.255.255

I undertand how to use ipfw but I need some help in figuring out this one?

ipfw add xx deny ip from xxx.1.0.0/zz to any

The zz is what I cannot figure out for this group of IP's.

Thanks
Ian


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