Re: Multicast

[Rick Irving <rirving at onecall.net>]

Brad Huntting wrote:
> 
> > The real difficulty of multicast is in the various relationships
> > to resource reservation.
> 
> This is so completely wrong...
> 
> Multicast is cheaper than unicast from every resource perspective.
> It uses fewer network resources for both content providers and
> consumers.  It even uses fewer resources for network providers.

Flaw: You are defining network resources as being circuit bandwidth.

> 
> "The real difficulty of multicast" is that it's much more difficult
> for ISP's (and presumably router venders) to support than unicast.

   No, the real difficulty is it consumes massive amounts of 
"network resources"... the rare ones.

  ;)

> 
> brad