Re: [Isis-wg] Comments on draft-ietf-isis-layer2-10.txt
Ayan Banerjee <ayabaner@cisco.com> Fri, 28 January 2011 08:11 UTC
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Date: Fri, 28 Jan 2011 00:14:56 -0800
From: Ayan Banerjee <ayabaner@cisco.com>
To: mike shand <mshand@cisco.com>, isis mailing list <isis-wg@ietf.org>
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Thread-Topic: [Isis-wg] Comments on draft-ietf-isis-layer2-10.txt
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Subject: Re: [Isis-wg] Comments on draft-ietf-isis-layer2-10.txt
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Mike, Thanks much for your feedback. I agree to your observations and will make appropriate modifications. Thanks, Ayan On 1/27/11 3:40 AM, "mike shand" <mshand@cisco.com> wrote: > > Just a couple of nits. > > 1. Overview > > para 2 > > In this document we specify a set of TLVs to > be added to [IS-IS] level 1 PDUs, > > Not sure it should say "level1 PDUs" since MT-PORT-CAP can be carried in > a pt-pt-hello (can it?) which is neither L1 nor L2. > Also, it is possible in future there may be a requirement to carry these > TLVs in L2 LSPs? > > Specifying level 1 at this point doesn't really add anything anyway. > > 2.1. Multi Topology aware Port Capability TLV > last para > > > The MT-PORT-CAP TLV may occur multiple times, and is carried only > within a IS-IS Hello (IIH) PDU. > > > I may be confused about this, but I THINK this can be carried in a > TRILL Hello. The TRILL-IS-IS spec is not crystal clear as to when it is > talking about IIHs in general or TRILL IIHs in particular. Nevertheless, > the word "only" here perhaps implies some restriction to non-TRILL IIHs, > which I don't think is intended. > > Mike > > > > > > On 27/01/2011 08:45, Internet-Drafts@ietf.org wrote: >> A New Internet-Draft is available from the on-line Internet-Drafts >> directories. >> This draft is a work item of the IS-IS for IP Internets Working Group of the >> IETF. >> >> >> Title : Extensions to IS-IS for Layer-2 Systems >> Author(s) : A. Banerjee, D. Ward >> Filename : draft-ietf-isis-layer2-10.txt >> Pages : 11 >> Date : 2011-01-27 >> >> This document specifies the Intermediate System to Intermediate >> System (IS-IS) extensions necessary to support link state routing for >> any protocols running directly over Layer-2. While supporting this >> concept involves several pieces, this document only describes >> extensions to IS-IS. Furthermore, the Type, Length, Value pairs >> (TLVs) described in this document are generic Layer-2 additions and >> specific ones as needed are defined in the IS-IS technology specific >> extensions. We leave it to the systems using these IS-IS extensions >> to explain how the information carried in IS-IS is used. >> >> A URL for this Internet-Draft is: >> http://www.ietf.org/internet-drafts/draft-ietf-isis-layer2-10.txt >> >> Internet-Drafts are also available by anonymous FTP at: >> ftp://ftp.ietf.org/internet-drafts/ >> >> Below is the data which will enable a MIME compliant mail reader >> implementation to automatically retrieve the ASCII version of the >> Internet-Draft. >> >> >> _______________________________________________ >> I-D-Announce mailing list >> I-D-Announce@ietf.org >> https://www.ietf.org/mailman/listinfo/i-d-announce >> Internet-Draft directories: http://www.ietf.org/shadow.html >> or ftp://ftp.ietf.org/ietf/1shadow-sites.txt > _______________________________________________ > Isis-wg mailing list > Isis-wg@ietf.org > https://www.ietf.org/mailman/listinfo/isis-wg
- [Isis-wg] I-D Action:draft-ietf-isis-layer2-10.txt Internet-Drafts
- [Isis-wg] Comments on draft-ietf-isis-layer2-10.t… mike shand
- Re: [Isis-wg] Comments on draft-ietf-isis-layer2-… Ayan Banerjee
- Re: [Isis-wg] Comments on draft-ietf-isis-layer2-… Ayan Banerjee