Can you control the interface used for multicast?

elasticdog

New Member
Jun 18, 2012
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1
I'm setting up a new PVE 2.1 cluster with two nodes, each of which have a public/external NIC (eth0) and a private/internal NIC (eth1 using a 10.x.x.x net). I'd like to force all of the multicast traffic over the private interface and have the bridge and subsequent VMs use the public interface so they will be publicly available.

It's not a big deal to re-install and start from scratch if necessary, but I'm struggling to find a way to specify how the Corosync traffic should be controlled. It looks like /etc/cluster/cluster.conf is a wrapper that would control the service itself, but apparently not all of the underlying configuration options are directly exposed.

Can you control the interface used for multicast?

If I edit the /etc/hosts file before creating the cluster, should I specify each host's private IP address, or will I have to do something else to get the desired behavior?
 
Thank you, that worked! I just made sure to update the /etc/hosts file and then rebooted each node before creating the cluster.
 

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