Re: [secdir] Review of draft-ietf-trill-rfc6439bis-03
Donald Eastlake <d3e3e3@gmail.com> Wed, 11 January 2017 18:56 UTC
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From: Donald Eastlake <d3e3e3@gmail.com>
Date: Wed, 11 Jan 2017 13:56:22 -0500
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To: Shawn M Emery <shawn.emery@oracle.com>
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Cc: draft-ietf-trill-rfc6439bis.all@tools.ietf.org, "secdir@ietf.org" <secdir@ietf.org>
Subject: Re: [secdir] Review of draft-ietf-trill-rfc6439bis-03
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Hi Shawn, A version -04 has been uploaded with these fixes. Thanks, Donald =============================== Donald E. Eastlake 3rd +1-508-333-2270 (cell) 155 Beaver Street, Milford, MA 01757 USA d3e3e3@gmail.com On Wed, Jan 11, 2017 at 12:22 AM, Shawn M Emery <shawn.emery@oracle.com> wrote: > On 01/10/17 06:03 PM, Donald Eastlake wrote: >> >> Hi Shawn, >> >> Thanks for your comments. See below. >> >> On Mon, Jan 9, 2017 at 12:11 AM, Shawn M Emery <shawn.emery@oracle.com> >> wrote: >>> >>> I have reviewed this document as part of the security directorate's >>> ongoing effort to review all IETF documents being processed by the IESG. >>> These comments were written primarily for the benefit of the security >>> area directors. Document editors and WG chairs should treat these >>> comments just like any other last call comments. >>> >>> This draft updates the Appointed Forwarders mechanism (RFC 6439); >>> which supports multiple TRILL switches that handle native traffic >>> to and from end stations on a single link. >>> >>> The security considerations section does exist and states that this >>> update does not change the security properties of the TRILL base >>> protocol. The section goes on to state that the Port-Shutdown message >>> SHOULD be secured through the Tunnel Channel protocol (which is in draft >>> state). Was this intended to be a normative reference? >> >> That reference is out of date. draft-ietf-trill-channel-tunnel has >> issued as RFC 7978. That should be updated and I agree that this >> should be a normative reference. > > > Thanks. > >>> >>> The section quickly >>> finishes with a reference to Authentication TLVs as a way to secure >>> E-LICS >>> FS-LSPs traffic. I'm not a TRILL expert and therefore find it difficult >>> to >>> distinguish between the usage of Tunnel Channels and Authentication TLVs >>> for >>> securing Port Shutdown messaging. Could you please clarify? >> >> "Channel Tunnel", although left in the draft name for convenience, was >> basically changed to RBridge Header Extension. This is a way to add a >> layer of header to RBridge Channel messages (specified in RFC 7178) to >> secure their content. The Authentication TLV is an IS-IS TLV and >> including that TLV in an IS-IS PDU can be used to secure the content >> of the PDU. Some text can be added to clarify this. > > > Ah, I see. Yes, clarifying text would be helpful for the nascent reader. > >>> General comments: >>> >>> None. >>> >>> Editorial comments: >>> >>> s/the need to "inhibition"/the need for "inhibition"/ >>> s/forarding/forwarding/ >>> s/two optimization/two optimizations/ >>> s/messages are build/messages are built/ >> >> Thanks for spotting those. We'll fix them. > > > No problem. > > Regards, > > Shawn. > --
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- [secdir] Review of draft-ietf-trill-rfc6439bis-03 Shawn M Emery
- Re: [secdir] Review of draft-ietf-trill-rfc6439bi… Donald Eastlake
- Re: [secdir] Review of draft-ietf-trill-rfc6439bi… Shawn M Emery
- Re: [secdir] Review of draft-ietf-trill-rfc6439bi… Donald Eastlake
- Re: [secdir] Review of draft-ietf-trill-rfc6439bi… Shawn M Emery
- Re: [secdir] Review of draft-ietf-trill-rfc6439bi… Donald Eastlake