From: Jerry Toomey (jetoomey@xxxxxxxxx)
Date: Fri Dec 07 2001 - 12:57:15 GMT-3
Ron,
I have the answer for you. It is called "ip multicast helper-map". Cisco
even has an example of how to implement it as follows:
http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fiprmc_
r/mult/1rfmult2.htm#xtocid151832
Good luck,
Jerry
--- Jim Brown <Jim.Brown@CaseLogic.com> wrote:
> Disclaimer:I'm by no means a multicast expert and I'm currently trying
> to
> learn it as we speak.
>
> I may be talking out the wrong end here and this is a very kludge
> solution,
> but why couldn't you NAT the stream at the first hop from the source?
>
> As long as the application is UDP why would it need to know the
> destination
> address was modified to a multicast address after it has left the source
> (camera)?
>
> Everything downstream wouldn't care?
>
> -----Original Message-----
> From: Kirby, Ron [mailto:Ron.Kirby@getronics.com]
> Sent: Thursday, December 06, 2001 3:11 PM
> To: 'ben@kesslerconsulting.com'; ccielab@groupstudy.com
> Subject: RE: Multicast app
>
>
> We have a small webcam that unicasts its data. Multiple people within
> our
> company want to attach it to view the area viewed by the webcam.
> Bandwidth
> is an issue, and it seems like this would be a good place to use
> multicast,
> but the webcam doesn't support multicast. While I know this is not the
> proper use of this forum, I was hoping someone may know of a tool that
> would
> take unicast data and re-transmit it as multicast.
>
> Thanks for your patience
> Ron
>
>
>
>
> -----Original Message-----
> From: R. Benjamin Kessler [mailto:bk-lists@kesslerconsulting.com]
> Sent: Wednesday, December 05, 2001 4:23 PM
> To: Kirby, Ron; ccielab@groupstudy.com
> Subject: RE: Multicast app
>
>
> It's really more complicated than that. What specifically are you
> trying to
> accomplish?
>
> > -----Original Message-----
> > From: Kirby, Ron [mailto:Ron.Kirby@getronics.com]
> > Sent: Wednesday, December 05, 2001 10:59 AM
> > To: 'ccielab@groupstudy.com'
> > Subject: Multicast app
> >
> >
> > Does anyone know if there's an app that will take unicast traffic and
> > redistribute it as multicast traffic?
> >
> >
> > Thank
> > Ron
=====
Jerry Toomey of http://www.wansend.com can be reached at 949-439-4685
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