Re: [bmwg] NGFW Security Features Text

Timothy Carlin <tjcarlin@iol.unh.edu> Wed, 03 June 2020 12:53 UTC

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From: Timothy Carlin <tjcarlin@iol.unh.edu>
Date: Wed, 3 Jun 2020 08:52:21 -0400
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To: "MORTON, ALFRED C (AL)" <acm@research.att.com>
Cc: "bmwg@ietf.org" <bmwg@ietf.org>
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Subject: Re: [bmwg] NGFW Security Features Text
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Hi Al,

Thank you for the consideration and review of the text.  I agree with your
suggestion, that seems like a helpful addition!

I also wanted to add that this review follows from testing NGFW products,
and overall the draft seems solid in that context.

Thanks again,
Tim

On Tue, Jun 2, 2020 at 6:25 PM MORTON, ALFRED C (AL) <acm@research.att.com>
wrote:

> Hi Tim,
>
>
>
> Thanks for doing your volunteer work with this review, much appreciated!
>
>
>
> May I make a small suggestion on your proposed text?
>
> I think we achieve some clarity if we add “limit” near the end:
>
>
>
> s/ this MAY be configurable../ this limit MAY be configurable./
>
>
>
> assuming that’s what you meant!
>
>
>
> thanks again and regards,
>
> Al
>
>
>
>
>
> *From:* bmwg [mailto:bmwg-bounces@ietf.org] *On Behalf Of *Timothy Carlin
> *Sent:* Tuesday, June 2, 2020 12:45 PM
> *To:* bmwg@ietf.org
> *Subject:* [bmwg] NGFW Security Features Text
>
>
>
> Hi all,
>
>
>
> I wanted to mention that I have read draft-ietf-bmwg-ngfw-performance-03
> and I support it.
>
>
>
> I have additional text I would like to suggest be included to help to
> clarify an ambiguity with regards to security feature processing.
> Specifically, in the case that a DUT discontinues processing a security
> feature (for example, SSL Inspection), traffic should still be processed by
> the remainder of the applicable security features.  Said another way, the
> traffic should NOT "fail open".
>
>
>
> Here is some proposed text to add to Section 4.2, in the itemized list as
> the 2nd item (below "All security inspection enabled"):
>
>
>
> ==
>
> * All applicable traffic MUST be processed by the configured security
> feature(s) in table 1.  In the case that applicable traffic can no longer
> be processed for a given security feature (e.g. due to processing or
> throughput limits, etc.), the portion of traffic which exceeds the limit
> SHOULD be blocked and this MAY be configurable..
>
> ==
>
>
>
> Please let us know if you have any questions or comments.
>
>
>
> Best Regards,
>
> Tim C.
>
> UNH-IOL
>
>
>
>
>