[pve-devel] corosync, multicast problem because of vmbr multicast_snooping enabled

Dietmar Maurer dietmar at proxmox.com
Fri Mar 8 18:39:40 CET 2013

> >> multicast also does not work between updated nodes.
> Just an idea, can you try to reboot your physicals switchs ?
> Maybe old igmp snooping from bridge was propagated to your switchs...
> (I think that igmp queries are send from linux bridge to all interfaces connected
> to it)
> But Indeed, that's not an easy update,i'm not sure it's possible to push it by
> default to next kernel.

The really strange thing is that omping seems to work. So maybe multicast works,
but corosync is broken. So it is maybe related to recent corosync updates?

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