[ClusterLabs] Problem with clone ClusterIP

Ken Gaillot kgaillot at redhat.com
Wed Apr 26 14:08:48 UTC 2017


On 04/26/2017 02:45 AM, Bratislav Petkovic wrote:
> Tahank you,
> 
>  
> 
> We use the Cisco Nexus 7000 switches, they support Multicast MAC.
> 
> It is possible that something is not configured correctly.
> 
> In this environment working IBM PowerHA SystemMirror 7.1 (use Multicast)
>  without problems.
>  
> 
> Regards,
> 
>  
> 
> Bratislav

I believe SystemMirror uses multicast IP, which is at a higher level
than multicast Ethernet. Multicast Ethernet is much less commonly seen,
so it's often disabled.




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