In the VCenter console of the Vshpere 4.1. you will get the warning on the VMware cluster and also little yellow warning icons on the vSphere servers. So get rid of this warning message Please follow these steps:

1. Go to the properties of your cluster
   

   Edit Cluster Settings

2. Select HA from the left pane Click the ‘Advanced Options’ button
   

   click on Advanced options in VMware HA

3. Fill in the first column of the first row by double clicking and typing the value ‘das.ignoreRedundantNetWarning’
   

   Advanced configuration settings in Vmware HA- vsphere4

4. Fill in the second column of the same row by double clicking and typing the value ‘True’
5. Close the Advanced Options window Now deselect the option ‘Enable HA’ and press OK
   

   Disable the VMware HA

6. HA will be disabled, this will take some time
7. Go back to the options and select ‘Enable HA’ and press OK
8. After the task is finished the HA will be enabled and the warning will disappear.