Indicates the result of a VM entry into the network.
Only below two values will be returned at any point of time.
policyApplied(1) - all the ingress policies in the VPP was successfully applied to the port.
policyNotApplied(2) - If any one of the ingress policies in the VPP was not applied to the port.
If this value is returned then refer to extremeVMDetectedIngErrPolicies object for
list of failed ingress policies.