All things related to multicast

[Stig Venaas <>]

Dan Pritts wrote:
> On Thu, Jul 24, 2008 at 08:56:29PM +0200, Stig Venaas wrote:
> > I don't have any good answers, but I feel it would be problematic to use
> > SAP if I had to receive 1 Mbit/s of data. Right now the rate seems to be
> > about 27Kbit/s which is not a problem at all.
>
>
> Do we expect some form of global SAP to last into an SSM-only world,
> which (last i checked) was the goal?

At least I don't. I think we need something else. I still think some
kind of announcement service (or program guide) would be nice, but not
SAP as it is today.
> If so, I'm not sure how it would work.

I have some ideas for how it could work, but they are probably not
pursuing. They would just recreate some of the same problems I think.

> If not, people should be encouraged not to use SAP for any future
> applications, except perhaps within their own domains (e.g., cable
> tv systems).

I feel SAP still has some use today, but we need alternatives. I don't
think just putting a link to an SDP file on a web page suffices.

Stig

> In the meantime, I agree that 1Mbit would be too much for normal
> circumstances.
>
> danno
> --
> Dan Pritts, Sr. Systems Engineer
> Internet2
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