Firewalls: Re: Packet/Session Filter for FreeBSD

Firewalls
(February 1998)

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Subject:	Re: Packet/Session Filter for FreeBSD
From:	Darren Reed <avalon @ coombs . anu . edu . au>
Date:	Wed, 18 Feb 1998 09:33:40 +1100 (EDT)
To:	maspohn @ main . unicruz . TCHE . br (Marco Aurelio Spohn)
Cc:	firewalls-digest @ GreatCircle . COM
In-reply-to:	<Pine . LNX . 3 . 93 . 980217131101 . 16788A-100000 @ main . unicruz . tche . br . > from "Marco Aurelio Spohn" at Feb 17, 98 01:12:42 pm

In some mail from Marco Aurelio Spohn, sie said:
> 
> 
> 
> I developed a packet/session filter to the
> FreeBSD operating system. More info about
> it you can find at the following address:
> http://www.unicruz.tche.br/prof/maspohn/main.htm

Looks like what IP Filter hs been doing for ages with "keep state", except
rather than use an AVL tree, IP Filter uses a hash table.

Darren

References:

Packet/Session Filter for FreeBSD
From: Marco Aurelio Spohn <maspohn @ main . unicruz . tche . br>

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