[Linux-cluster] Multicast address by CMAN

Fabio M. Di Nitto fdinitto at redhat.com
Wed Apr 4 07:02:23 UTC 2012

On 4/4/2012 7:41 AM, Parvez Shaikh wrote:
> Hi all,
> As per my understanding, CMAN uses cluster name to internally generate
> multi-cast address. In my cluster.conf
> Having a cluster with same name in a given network leads to issue and is
> undesirable.
> I want to know is there anyway to find if multicast address is already
> in use by some other cluster, so as to avoid using name that generate
> same multicast IP or for that matter configuring same multicast IP in
> cluster.conf

cman_tool status

will show the multicast address in use by a given cluster.


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