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To: JW@KSC who wrote (29681)12/5/1997 11:10:00 AM
From: Geof Hollingsworth  Read Replies (1) | Respond to of 31386
 
>I do not need a lawyer to understand the term Quality of Service.
The term is quite plan and simple.<

Sorry Jim, but I think Steve has a point. If we are using datacom acronyms (like QoS) on a datacom thread, we have to expect that the reader will attach the meaning from the datcom world, not what a lay-person might interpret the same phrase to mean. QoS specifically comes from ATM and describes the performance parameters of a virtual circuit (independent of the physical layer). I could see extending the meaning to include non-ATM-centric approaches to doing the same thing (like RSVP or class-based queing), or to doing related things like traffic shaping or policy servers, but not to physical-layer stuff.



To: JW@KSC who wrote (29681)12/5/1997 1:31:00 PM
From: SteveG  Read Replies (1) | Respond to of 31386
 
<I do not need a lawyer to understand the term Quality of Service.>

I agree. You needed a technical definition for QoS, which I supplied.
But as always, you are welcome to activate your blinders..

<Your reference states nothing in association with my statement which you quoted...>

My reference described a recent high speed *splitterless* ADSL chip offering from Globespan, a direct reference to your statement that "Splitter-less cannot work in higher speed ADSL modems".

<.. and D/L this document 7e144310.doc and perhaps you'll understand
the complexities involved, before piping off.>

Well, I downloaded and read the Westell report, but unfortunately fail to see it's relevance to your point above.

Whereas it outlines some of the concerns needed to be addressed in designing splitterless ADSL, this is expected since it is in fact a report which outlines the "Framework for Splitterless ADSL".

To the extent that these concerns are generic to ADSL (and not specific to T1E1.4, to which this report is addressed) I am sure they are addressed by the Globespan product, as their press release indicates. In fact, I see nothing in Hohhof's report that contradicts the Globespan release.

Did you by chance read the Globespan post I referenced? If so, maybe you could quote a graph or two from the Westell report which you think supports your point that "Splitter-less cannot work in higher speed ADSL modems" (and which would then contradict the Globespan product announcement).

Good luck (really)

Steve