Re: multicast within Layer2 VLAN / Red Hat cluster

From: Thomas Fowles (tfowles@gmail.com)
Date: Fri May 30 2008 - 08:40:24 ART


Marc-

Is this on a single switch or does it span multiple switches (across a
trunk)? What switch platform are you using? 3560's handle things a little
differently than 6500's.

-Tom
CCIE#18762

http://www.linkedin.com/in/thomasfowles

On Fri, May 30, 2008 at 3:33 AM, Marc La Porte <marc.a.laporte@gmail.com>
wrote:

> hey experts,
>
> is there any way I can have multicast working on a pure Layer2 VLAN?
> by that i mean that there is not even an SVI configured, but just an IP
> address range reserved to be used for users within that VLAN.
>
> all the solutions I see require an IP address on the SVI.
> i am looking for a solid solution, and so configuring static multicast MAC
> addresses is not an option.
>
> (this is a real life scenario: customer wants a pure Layer2 (floating) VLAN
> for security reasons, but needs multicast to work for Red Hat XEN cluster
> heartbeat)
>
> thanks for your input
> marc
>
>
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