From: ccie (ccie@gannons.net)
Date: Tue Mar 08 2005 - 17:59:45 GMT-3
Another option if R2 and R3 are say 3550's which are routers and
switches is MVR.
Regards,
Kevin
>Ivan,
>
>Not tried option 1, but option 2 with multicast helper would certainly work
>
>Simon
>
>-----Original Message-----
>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of Ivan
>Ostre
>Sent: 08 March 2005 15:12
>To: ccielab@groupstudy.com
>Subject: Alternatives when doing multicast over non multicast network
>
>
>Hello group,
>
>I was thinking about alternatives when doing multicast over non multicast
>netwok. Let's say like this:
>
>R1----------R2-----------R3---------R4--clients
>
>R1 is a multicast source while R3 does not "speak" multicast. I've tried
>using
>GRE tunnel over between R2 and R4, and that works ok. Since this is a
>preparation for the lab, I've tried to find some alternatives. I was
>thinking
>about following:
>
>1) do destination nat on R2 to some address on R4 and then back to multicast
>address on R4 so the clients would receive multicast
>
>2) use a multicast helper to transport multicast trough R3 as a broadcast.
>
>Did anyone tried that? Does it work?
>
>Regards,
>Ivan
>
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