InstanceIdentifier<NeutronVpnPortipPortData> neutronVpnPortipPortDataIdentifier = InstanceIdentifier
.builder(NeutronVpnPortipPortData.class).build();
Optional<NeutronVpnPortipPortData> optionalNeutronVpnPort = syncReadOptional(dataBroker, CONFIGURATION,
InstanceIdentifier<NeutronVpnPortipPortData> neutronVpnPortipPortDataIdentifier = InstanceIdentifier
.builder(NeutronVpnPortipPortData.class).build();
Optional<NeutronVpnPortipPortData> optionalNeutronVpnPort = syncReadOptional(dataBroker, CONFIGURATION,