The value of tmnxDhcpSvrSubnetStatsFoProv indicates
the total number of remote addresses in this subnet that are
provisioned.
The value of this object is only relevant if the value of the object
tmnxDhcpsFoAdminState of this server is equal to 'inService (2)' and
the value of the object tmnxDhcpsFoState of this server is equal to
'partnerDown (5)'.