Re: [802.3ae] Proving PMD feasibility
Vipul:
Maybe I am missing something. I have been thinking for the last year or
more that the notice of the need for technical demonstrations was posted in
the PAR and 5 criteria and again in Jonathan's comments on Draft 3.0.
Bruce Tolley
Cisco Systems
At 04:54 PM 7/2/01 -0700, Vipul Bhatt wrote:
>Bob,
>
>Recently, I saw your concern echoed by others as well. Clearly, the
>PMD community needs to sit up and address it. Yes, the 10G PMD
>feasibility can be demonstrated, although I am afraid it's a little
>late to organize this effort in a week. Yes, there is enough time to
>do it by September.
>
>It's important that we begin by defining expectations. What does a
>"feasibility demonstration" mean to you at this stage?
>
>At this stage, a schedule-friendly answer would be "showing test
>results of a 10.3G link operating over the required distance,
>showing a reasonable agreement between the link model and
>measurements, and showing analysis to suggest that high yield and
>low cost are likely to be achieved".
>
>A schedule-unfriendly answer would be "showing full compliance and
>interoperability".
>
>Regards,
>Vipul
>
>Vipul Bhatt
>Finisar Corporation
>vbhatt@xxxxxxxxxxx
>408-542-4113
>
>======================
>
> > -----Original Message-----
> > From: owner-stds-802-3-hssg@xxxxxxxxxxxxxxxxxx
> > [mailto:owner-stds-802-3-hssg@xxxxxxxxxxxxxxxxxx]On
> > Behalf Of Grow, Bob
> > Sent: Friday, June 29, 2001 11:30 AM
> > To: 'Ben Brown'; Danielle Lemay
> > Cc: 'stds-802-3-hssg@xxxxxxxx'
> > Subject: RE: [802.3ae] Oc-192 rate control
> >
> >
> >
> > Ben:
> >
> > I also hope it is validated as part of technical
> > feasibility proofs, but
> > this is insignificant compared to the technical
> > feasibility challenges for
> > our PMDs. I am not worried about the ability to
> > implement the rate
> > adaptation algorithm or that it will interoperate with another
> > implementation. The rate adaptation was never on my list
> > of technical
> > feasibility concerns. I'm comfortable with the technical
> > feasibility and
> > and plans to demonstrate interoperability of XAUI, but am
> > aware of no
> > similar efforts for the MDI specifications of our PMDs.
> > That's why I will
> > be flipping my vote from Approve to Disapprove on this
> > recirculation ballot.
> >
> > --Bob Grow
> >
> >
> > -----Original Message-----
> > From: Ben Brown [mailto:bbrown@xxxxxxxx]
> > Sent: Friday, June 29, 2001 10:49 AM
> > To: Danielle Lemay
> > Cc: 'stds-802-3-hssg@xxxxxxxx'
> > Subject: Re: [802.3ae] Oc-192 rate control
> >
> >
> >
> >
> > Danielle,
> >
> > That's what we hope implementors will do as part
> > of the Technical Feasibility portion of the standard
> > process. :)
> >
> > Ben
> >
><snip>