[ClusterLabs] two node cluster not behaving right

[user.clusterlabs.org at siimnet.dk]

> On 6. nov. 2015, at 08.42, Jan Friesse <jfriesse at redhat.com> wrote:
> 
> This means something is blocking successful delivery of packets. Make sure to:
> - Properly configure firewall (for testing you can disable it completely)
> - Make sure you have properly configured multicast. As alternative, you can try udpu. Udpu is usually better compatible with switches and for two node use case performance is same.
Seem unicast fixed the issue ;)
This was done by changing cman configuration to udpu transport in cluster.conf like this:

<cman transport="udpu" port="5405" two_node="1" expected_votes="1” /

 /Steffen

PS! Assuming multicast in open vswitch is the culpit
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