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

Dietmar Maurer dietmar at proxmox.com
Mon Mar 4 06:40:04 CET 2013

> I don't known how exactly it's works with linux bridge, But as my proxmox host
> ip is on vmbr0 (the default proxmox setup),
>  echo 0 > /sys/class/net/vmbr0/bridge/multicast_snooping
> has resolved all my problems.
> I'm not sure, but I think we should disable multicast_snooping by default. (Don't
> known if it can cause regression ?)

The question is if that can have bad side effects?

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