Re: Draft liaison to ITU-T SG 15 : VCAT

["Adrian Farrel" <adrian@olddog.co.uk>]

Thanks Huub,

I will make changes accordingly.

A
----- Original Message ----- 
From: <hhelvoort@chello.nl>
To: <ccamp@ops.ietf.org>; "Adrian Farrel" <adrian@olddog.co.uk>
Cc: "Scott Bradner" <sob@harvard.edu>; "Dave Ward" <dward@cisco.com>; "Ross 
Callon" <rcallon@juniper.net>; "Brungard, Deborah A, ALABS" 
<dbrungard@att.com>
Sent: Thursday, March 29, 2007 8:37 AM
Subject: Re: Draft liaison to ITU-T SG 15 : VCAT


> Hello Adrian,
>
> I agree with what you propose, apart from a small
> editorial change, see in-line [hvh]
>
> Cheers, Huub.
> ------------------------------
>
> > Here is the second draft liaison to go to ITU-T SG15.
> >
> > Again, comments by end of 3rd April, please.
> >
> > (Plenty more to follow, but we will try to turn them out a few at a 
> > time.)
> >
> > Thanks,
> > Adrian and Deborah
> >
> > ===
> >
> > To: ITU-T SG15
> > From: IETF CCAMP
> > Cc: Stephen Trowbridge; Kam Lam; Scott Bradner; Ross Callon; Dave Ward
> > Subject: VCAT/LCAS Work in CCAMP
> > For Comment
> > Deadline: 25th June 2007
> >
> > The CCAMP working group thanks you for your liaison "Liaison Statement to
> > CCAMP regarding work on calls and Vcat/LCAS" dated March 2007.
> >
> > We are not sure that the Internet-Draft
> > draft-ietf-ccamp-gmpls-vcat-lcas-01.txt does use mechanisms defined by 
> > ITU-T
> > SG 15 in Recommendations G.7041 and G.7042. We believe that the intention 
> > is
> > to enable the use of such mechanisms in a GMPLS network
>
> [hvh] recommendation G.7041 does not contain any VCAT/LCAS
> mechanism (it is the GFP definition), G.7042 is the generic LCAS 
> definition. PDH VCAT is defined in G.7043, SDH/SONET VCAT in G.707 and OTN 
> VCAT in G.709.
> G.7042, G.7043, G.707 and G.709 are referenced in 
> draft-ietf-ccamp-gmpls-vcat-lcas-01
> I propose to remove G.7041 or replace it by G.7043.
> (yes, it is in the original SG15 liaison text, but it is not
> necessary to repeat the typo)
>
> > Nevertheless, we note your interest in this work and would welcome your
> > comments especially with respect to the applicability of this work to an
> > ASON network.
> >
> > The current published version of this work can be found at
> > http://www.ietf.org/internet-drafts/draft-ietf-ccamp-gmpls-vcat-lcas-01.txt.
> > Please note, however, that a new version of this draft is currently being
> > prepared by the authors that makes extensive changes to the published
> > material. Therefore, while we would welcome your comments, we suggest 
> > that
> > you do not invest heavily in a detailed review at this stage.
> >
> > We will liaise future versions of this Internet-Draft to you as they 
> > become
> > available.
> >
> > Best regards,
> > Adrian Farrel and Deborah Brungard
> > Co-chairs, IETF CCAMP Working Group