The value of vRtrPimNgGenAdminState specifies the current
administrative state of this PIM protocol instance
on this virtual router.
When vRtrPimNgGenAdminState is set to 'inService', the agent
attempts to enable the PIM protocol instance on this virtual router.
When vRtrPimNgGenAdminState is set to 'outOfService', the
agent attempts to disable the PIM protocol instance on this
router.