Re: TI-H: Radio switch

To: ti-hardware@lists.ticalc.org
Subject: Re: TI-H: Radio switch
From: Grant Stockly <gussie@alaska.net>
Date: Sun, 10 Jan 1999 00:49:01 -0900
Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
In-Reply-To: <000a01be3bfb$6c48e820$0100a8c0@bobtheliz.idworld.net>
Reply-To: ti-hardware@lists.ticalc.org


>You'll see that on most networks.  Take thinnet for example, only one
>computer can be transmitting at a time, if one or two are running at
>their peak speed they can slow down access for everyone (of course
>at 10Mbit or more it takes more than a couple users on typical PCs
>to make much of a dent in the bandwidth).

I guess the computers I have don't compare with typical PCs.  :)


>>I know that the ADSL lines that
>>the phone company I'm with is putting in, it eliminates this "bandwidth
>>sharing" problem (if you want to call it a problem).
>
>Cable modems are kind of like thinnet (apparently), everbody shares
>the available bandwidth on the hardware.  ADSL is more like 10BaseT
>on a good switch, you get the full bandwidth to the switch, but the switch
>can only handle a fraction of the sum of the bandwidth of the incomming
>lines, if everybody wants to max out their connections you will still see
>some slowdowns.

It depends on how it is setup.  Cable modems can be setup to act like they
are on a switch or a jabbering network.

>All networks share the available bandwidth, its just a matter of where
>exactly the limitation is.  The combination of hardware, location of the
>speed bottlenecks and usage charactaristics will determine which type
>of connection is faster in a given location.

>One of the problems I've seen with cable modems is that some
>providers don't have any kind of service monitering.  If your connection
>goes down they don't know about it.  The determine which areas need
>service by the number of tech support calls they get from each area!

Not with COM21...

References:

Re: TI-H: Radio switch

From: "David Knaack" <dknaack@geocities.com>