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[PWE3] RE: CEM vs CEP in draft-ietf-pwe3-iana-allocation-01.txt
Andy,
Thank you for a clarification. The situation is well understood.
However, since CEM is NOT going to be a standard, I would
suggest assigning it a value in the vendror-specific range.
With best regards,
Sasha Vainshtein
email: sasha@axerra.com <mailto:sasha@axerra.com>
tel: +972-3-7659993 (office)
+972-8-9254948 (res.)
+972-58-674833 (cell.)
> -----Original Message-----
> From: Andrew G. Malis [mailto:Andy.Malis@vivacenetworks.com]
> Sent: Tuesday, June 17, 2003 4:41 PM
> To: Sasha Vainshtein
> Cc: Mark Townsley (E-mail); Luca (E-mail); pwe3@ietf.org;
> Andrew G. Malis (E-mail)
> Subject: Re: CEM vs CEP in draft-ietf-pwe3-iana-allocation-01.txt
>
>
> Sasha,
>
> CEP is, as we know, going to be the standards track
> specification. However, it is still a bit of a moving
> target, and I can't
> speak for other companies, but Vivace intends to hold off on
> completing our
> implementation until we're in the final stages of publishing
> the RFC, since
> it's being implemented in silicon.
>
> Meanwhile, there are several existing implementations of CEM,
> including
> Vivace's. Once CEP is ready to replace CEM in the field, we
> need a new PW
> type for it since the bits on the wire will be different -
> otherwise it
> will be impossible to gracefully upgrade. It's not like
> we're running out
> of PW types.
>
> Finally, once CEP has been published as the standards track
> document, we
> intend to publish CEM as an informational/historical RFC to
> document the
> original implementations for posterity.
>
> Thanks for pointing out the broken reference. I'll fix it.
>
> Cheers,
> Andy
>
> -------
>
> At 6/17/2003 04:42 PM +0200, Sasha Vainshtein wrote:
> >Mark and Luca,
> >Can you (or Andy) explain why it is necessary to maintain
> >separate PW types for CEP and CEM?
> >And, BTW, CEM description includes a reference [8] which is
> >simply lacking in the document. If a reference to draft-malis has
> >been intended, this draft seem to be expired (no such at the
> IETF site)...
> >
> >With best regards,
> > Sasha Vainshtein
> >email: sasha@axerra.com <mailto:sasha@axerra.com>
> >tel: +972-3-7659993 (office)
> > +972-8-9254948 (res.)
> > +972-58-674833 (cell.)
> >
> >
> >
> > > -----Original Message-----
> > > From: Internet-Drafts@ietf.org [mailto:Internet-Drafts@ietf.org]
> > > Sent: Tuesday, June 17, 2003 1:58 PM
> > > Cc: pwe3@ietf.org
> > > Subject: I-D ACTION:draft-ietf-pwe3-iana-allocation-01.txt
> > >
> > >
> > > A New Internet-Draft is available from the on-line
> > > Internet-Drafts directories.
> > > This draft is a work item of the Pseudo Wire Emulation Edge
> > > to Edge Working Group of the IETF.
> > >
> > > Title : IANA Allocations for pseudo Wire
> Edge to Edge
> > > Emulation (PWE3)
> > > Author(s) : L. Martini, W. Townsley
> > > Filename : draft-ietf-pwe3-iana-allocation-01.txt
> > > Pages : 5
> > > Date : 2003-6-16
> > >
> > > The Control and maintenance protocol for providing various Layer 1
> > > and Layer 2 services over a Packet Switched Network has been
> > > described in [2]. This document pre-allocates the fixed
> Pseudo-wire
> > > identifier , and other fixed protocol values that are to
> be assigned
> > > by IANA using the 'IETF Consensus' policy defined in RFC2434
> > >
> > > A URL for this Internet-Draft is:
> > > http://www.ietf.org/internet-drafts/draft-ietf-pwe3-iana-alloc
> > > ation-01.txt
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