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Date:      Mon, 26 Feb 1996 22:36:35 -0800
From:      Lyndon Nerenberg VE7TCP <lyndon@orthanc.com>
To:        Joe Greco <jgreco@brasil.moneng.mei.com>
Cc:        hackers@freebsd.org
Subject:   Re: IP filtering strawman, comments please. 
Message-ID:  <199602270636.WAA11075@multivac.orthanc.com>
In-Reply-To: Your message of "Mon, 26 Feb 1996 15:34:06 CST." <199602262134.PAA16026@brasil.moneng.mei.com> 

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>>>>> "Joe" == Joe Greco <jgreco@brasil.moneng.mei.com> writes:

    >> Interface matches name Interface matches IP.

    Joe> IF it is easy to do, "Interface matches type" (i.e. driver
    Joe> type, let's say you want to toss a filter on ALL "ppp" or
    Joe> "sl" devices).

    Joe> "drop all routing packets coming in via SLIP"

I think what you really want (and what I would like to have) is a
"class" mechanism for grouping interfaces. E.g. I have several PPP
connections, some of which need full outside access, and some don't.
Keying off the link layer protocol isn't fine-grained enough for
my purposes. On the other hand, I don't want to see this get bogged
down in needless complexity.

All in all I like what I'm seeing. I hope to be able to provide a
more detailed response to the proposal tomorrow.

--lyndon



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