[LINK] Congestion (was Re: NBN to cost 24 times South Korea's faster network, says research body)

Richard Chirgwin rchirgwin at ozemail.com.au
Fri Feb 11 15:39:50 AEDT 2011

On 11/02/11 3:15 PM, Fernando Cassia wrote:
> On Fri, Feb 11, 2011 at 1:06 AM, Marghanita da Cruz
> <marghanita at ramin.com.au>  wrote:
>> Marybe, but the NBN is being rolled out in areas of relatively low
>> density and it is being proposed to multicast HDTV
> Do you mean multicast as in IPTV?  is there really so much TV stuff to
> broadcast that doesn´t fit in DTT´s UHF spectrum (using DVB).

NBN Co is using a strict technical sense of multicast - as in, Layer 3 
multicast. Eg (without warranty on my part): 

The protocol is actually content-agnostic, since it stipulates 
addressing, not packet contents!

> FC
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