Re: [secdir] Secdir review of draft-ietf-mpls-oam-ipv6-rao-02

"Adrian Farrel" <adrian@olddog.co.uk> Thu, 29 January 2015 19:50 UTC

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From: Adrian Farrel <adrian@olddog.co.uk>
To: 'Vincent Roca' <vincent.roca@inria.fr>, 'IESG' <iesg@ietf.org>, secdir@ietf.org, draft-ietf-mpls-oam-ipv6-rao@tools.ietf.org
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Date: Thu, 29 Jan 2015 19:50:00 -0000
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Subject: Re: [secdir] Secdir review of draft-ietf-mpls-oam-ipv6-rao-02
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Thanks Vincent. Good nits.
Adrian

> -----Original Message-----
> From: iesg [mailto:iesg-bounces@ietf.org] On Behalf Of Vincent Roca
> Sent: 29 January 2015 19:36
> To: IESG; secdir@ietf.org; draft-ietf-mpls-oam-ipv6-rao@tools.ietf.org
> Cc: Vincent Roca
> Subject: Secdir review of draft-ietf-mpls-oam-ipv6-rao-02
> 
> Hello,
> 
> 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.
> 
> Summary: ready
> 
> This document specifies a new Router Alert Option Value for IPv6, to be used
> by MPLS OAM tools in IPv6 environments.
> It does not introduce any new mechanism that is likely to create security
> threats. Additionally, RFC 6398 discusses the security aspects of IP Router
> Alert in detail. The Security Considerations section of the present document
> refers to this (and related RFCs) for security aspects which I think is
appropriate.
> 
> 
> Non-Security comments:
> 
> ** The Introduction uses several terms that appear to me synonymous, namely:
>        generic Option Value
>        generic IPV6 Router Alert code point
>        Value field in the Router Alert Option
>        IPv6 Router Alert Option Value
> And later in Section 3:
>        option value            (i.e., without any upper case letter)
> Or in Section 6:
>        defines a new code point (value TBD1)
> It's worth to harmonize them.
> 
> ** Section 5: there's probably a missing word in:
>        "...examine the packet the MPLS OAM purpose."