The number of connection attempts that were declined
due to resource unavailability, corresponding to the
protocol denoted by 'cufwPolAppConnProtocol', in the
policy 'cufwPolAppConnPolicy' applied to the entity
identified by 'cufwPolAppConnPolicyTarget'.
This value is accumulated from the last reboot of
the firewall subject to the control exercised by
cufwConnReptAppStats.