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Re: Proposal: do multicast testing on TTM boxes

  • To: Mark Santcroos <
  • From: Gert Doering <
  • Date: Mon, 10 Oct 2005 16:59:58 +0200
  • Cc: Gert Doering <
  • Comment: DomainKeys? See
  • Domainkey-signature: a=rsa-sha1; q=dns; c=nofws; s=testkey;; b=ZsBZSoGaKGYKIYV/lWOd7mKdu8s1ChHX+ytEaDVInFbtm5pHtXU65Km//5CmEWIY ;


On Mon, Oct 10, 2005 at 04:56:16PM +0200, Mark Santcroos wrote:
> Gert Doering wrote:
> >The initial question was "how to monitor the multicast Internet?", and
> >the answer is *hard* - you can't easily do it from just within one
> >network, as you never have a proper full view of multicast packets
> >flowing "to" and "fro".
> Is there such a thing as "the multicast Internet"?

Some islands still exist (and one of the problems is "figuring out 
where things are broken again this week")

> I've thought and talked about this before ...
> The thing I was told is "nobody does IP multicast as bandwidth is cheap".

Same here.  OTOH, there are some rumors that Deutsche Telekom is working
on multicast-enabling their ADSL infrastructure, and that FIFA is 
considering multicast-streaing the upcoming football (soccer, whatever)
And video streaming *such* events *is* expensive :-)

Gert Doering
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