Re: [secdir] Secdir review of draft-ietf-mpls-tp-security-framework-08

"Luyuan Fang (lufang)" <lufang@cisco.com> Wed, 20 February 2013 21:36 UTC

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From: "Luyuan Fang (lufang)" <lufang@cisco.com>
To: "Brian Weis (bew)" <bew@cisco.com>, "secdir@ietf.org" <secdir@ietf.org>, The IESG <iesg@ietf.org>
Thread-Topic: Secdir review of draft-ietf-mpls-tp-security-framework-08
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Date: Wed, 20 Feb 2013 21:36:26 +0000
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Cc: "draft-ietf-mpls-tp-security-framework.all@tools.ietf.org" <draft-ietf-mpls-tp-security-framework.all@tools.ietf.org>
Subject: Re: [secdir] Secdir review of draft-ietf-mpls-tp-security-framework-08
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Brian,

Thank you very much for your review and approval.
Luyuan

-----Original Message-----
From: "Brian Weis   (bew)" <bew@cisco.com>
Date: Tuesday, February 19, 2013 8:39 PM
To: "secdir@ietf.org" <secdir@ietf.org>rg>, The IESG <iesg@ietf.org>
Cc: "draft-ietf-mpls-tp-security-framework.all@tools.ietf.org"
<draft-ietf-mpls-tp-security-framework.all@tools.ietf.org>
Subject: Secdir review of draft-ietf-mpls-tp-security-framework-08
Resent-From: <draft-alias-bounces@tools.ietf.org>
Resent-To: <afarrel@juniper.net>et>, <ben@niven-jenkins.co.uk>uk>, <loa@pi.nu>nu>,
Luyuan Fang <lufang@cisco.com>om>, <rcallon@juniper.net>et>, <rfg@acm.org>rg>,
<scott.mansfield@ericsson.com>om>, <swallow@cisco.com>
Resent-Date: Tuesday, February 19, 2013 8:39 PM

>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 document provides a security framework for Multiprotocol Label
>Switching Transport Profile (MPLS-TP). It is based upon RFC 5920 ("MPLS
>and GMPLS security framework"), but particularly addresses MPLS-TP
>extensions. It starts with a good background on the security reference
>models, highlighting "trusted zones" and "untrusted zones" of various
>network architectures. It then outlines threats in an MPLS network that
>are either particularly important to MPLS-TP.
>
>The primary mitigation for threats to the infrastructure is to use some
>form of packet authentication, and this is well covered. It also stresses
>threats and mitigations to using a network management system used to
>provision MPLS-TP network elements. Draft -08 is much improved over -07,
>and I believe is ready to publish.
>
>Brian