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To: Frank A. Coluccio who wrote (9269)11/22/2000 10:23:16 PM
From: ftth  Read Replies (1) | Respond to of 12823
 
Hi Frank, re:"I'm not saying that it's impossible for the MSOs to do some tweaking and change their settings to get the results that you mentioned, but I doubt that they will, due to a number of other system constraints that they are forced to live with under the current DOCSIS regime. "

OK, then I'll say it: it's impossible. No tweaks or settings will achieve this with the network and equipment as it exists today.

Also, I should clarify your wording as I interpreted it: it's not DOCSIS that imposes the constraints, it's mainly a combination of their network architecture and the channel plan. DOCSIS was a bandaid designed to work with what existed already, so DOCSIS was constrained *by* the network and designed around it. I know you already know this cuz we've discussed it many a time, but I thought the wording didn't quite convey it.

If you recall from a while back, Advent networks was proposing a dedicated 40Mbps downstream (which would require a pretty serious network architecture change and a channel layout change possibly, depending on how they approach it), but from what I can glean a DOCSIS modem could still be the end consumer device (but I believe they were proposing their own modem and this was one of the areas I had an issue with as far as the reality of deployment of proprietary gear after all the agony of getting DOCSIS where it is today).

And none of this even begins to address the *upstream* limitations, but we wont go there.