Event ID - 16

Event Id16
SourceWLBS
DescriptionNLB Cluster %2 %1: Cluster IP address %3 is invalid. Please check the NLB configuration and make sure that the cluster IP address consists of four decimal byte values separated by dots. %4
Event InformationAccording to Microsoft:
Cause:

This event is logged when the cluster IP address in the registry is not valid because it was manually changed to an incorrect address.
User Action :
Use Network Load Balancing Manager to change the cluster IP address to a valid IP address.
Reference LinksCluster IP address %3 is invalid. Please check the NLB configuration and make sure that the cluster IP address consists of four decimal byte values separated by dots

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