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Date: Thu, 23 Nov 2006 10:59:20 -0800
From: "Jon Simola" <jsimola@gmail.com>
To: "John Smith" <almarrie@gmail.com>
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References: <499c70c0611231047k84747frf91def08d509cba6@mail.gmail.com>
Cc: freebsd-pf@freebsd.org
Subject: Re: rate limit with pf instead of IPFW
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On 11/23/06, John Smith <almarrie@gmail.com> wrote:
> Greetings BPF gurus!

PF? bpf is different and has little to do with firewalling.

> Could someone please give me full example to setup
> limit {src-addr | src-port | dst-addr | dst-port} to do what IPFW
> 01000 allow tcp from any to me setup limit src-addr 5 currently does

I use something like this:

pass in on $ext_if proto tcp from any to $ext_if port smtp flags S/SA
keep state (source-track rule, mac-src-states 5)

-- 
Jon